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Mitsubishi Electric 55624R(S)-MF Service Manual

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Antenna Assembly ................................................. 153
Feeder Cable ......................................................... 155
Power Amplifier ..................................................... 151
Radio and Tape Player ............................................. . 49
Service Adjustment Procedures ............................... 148
Speaker ................................................................ 151
Specifications ........................................................ 1 12
Torque Specifications ......................................... 1 12
Troubleshooting ..................................................... 1 12
BATTERY .................................................................
Service Adjustment Procedures ...............................
Specifications ........................................................
General Specifications ........................................
Troubleshooting .....................................................
Specifications ........................................................ 106
General Specifications ........................................ 106
Troubleshooting ..................................................... 106
CLOCK _......._....., ...................................................... 109
Specifications ........................................................ 109
General Specifications ........................................ 109
Troubleshooting ..................................................... 109
Specifications ........................................................ 100
General Specifications ........................................ 100
Torque Specifications ......................................... 100
HORN ................................... .._ ................................ 103
Horn ..................................................................... 105
Relay .................................................................... 105
Specifications ........................................................ 103
General Specifications ........................................ 103
Troubleshooting ..................................................... 104
Ignition Switch ...............................................
LIGHTING SYSTEM .. .._....._...........................__..._.__ ...
Fog Light ..............................................................
Fog Light Switch ...................................................
Hazard Switch .......................................................
Headlights .............................................................
High Mounted Stop Light .......................................
Rear Combination Light ..........................................
Relay ....................................................................
Rheostat ...............................................................
Service Adjustment Procedures ...............................
Special Tools .........................................................
Specifications ........................................................
General Specifications ........................................
Sealants and Adhesives .....................................
Service Specifications .........................................
Troubleshooting .....................................................
METERS AND GAUGES ............................................
Meters and Gauges ...............................................
2
4
Service Adjustment Procedures ...............................
2
Inspection .........................................................
2
Specifications ........................................................
3
General Specifications ........................................
Sealants and Adhesives .....................................
Torque Specifications .........................................
Troubleshooting .....................................................
REAR WINDOW DEFOGGER .....................................
Defogger Relay .....................................................
Defogger Timer .....................................................
Rear Window Defogger Switch ...............................
Service Adjustment Procedures ...............................
Troubleshooting .....................................................
THEFT-ALARM SYSTEM ...........................................
Special Tools .........................................................
Troubleshooting .....................................................
ACTIVE-ELECTRONIC CONTROL
SUSPENSION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . REFER TO GROUP 338
AIR CONDITIONING . . . . . . . . . . . . . . . . . . . . . REFER TO GROUP 55
ANTI-LOCK BRAKING SYSTEM . . . . REFER TO GROUP 35
CENTRAL DOOR LOCKING
SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . REFER TO GROUP 42
ELECTRONIC CONTROL
6
DOOR MIRROR ............................
6
HEATER .......................................
36
POWER WINDOW ........................
94
RADIATOR FAN MOTOR .............. REFER TO GROUP 14
99
..................................
98
SUNROOF ....................................
92
96
95
97
99
89
40
38
38
40
40
41
8
33
29
29
8
8
9
12
156 -
163
164
163
162
156
165
165
165
REFER TO GROUP 55
REFER TO GROUP 42
REFER TO GROUP 52
REFER TO GROUP 42

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Summary of Contents for Mitsubishi Electric 55624R(S)-MF

  • Page 1: Table Of Contents

    Relay ..............Rheostat ............... Antenna Assembly ..........153 Feeder Cable ............155 Service Adjustment Procedures ....... Power Amplifier ............. 151 Special Tools ............Radio and Tape Player ..........49 Specifications ............Service Adjustment Procedures ....... 148 General Specifications ........Speaker ..............

  • Page 2: Specifications

    54-2 BATTERY - Smxifications SPECIFICATIONS GENERAL SPECIFICATIONS BATTERY Specifications Ampere hours (5HR) Ah Cranking rating [at - 17.8”C (O”F)I min. Reserve capacity NOTES battery can deliver for 30 seconds and maintain a terminal voltage of 7.2 or 1. CRANKING RATING is the current a greater at a specified temperature.

  • Page 3: Troubleshooting

    BATTERY - Troubleshooting TROUBLESHOOTING ACTION TO TAKE RESULT TEST STEP VISUAL INSPECTION Remove negative cable, then positive cable. clamps. GO to Al. Check for dirty or corroded connections. LOOSE BATTERY POST Check for loose battery post. CRACKED BATTERY ‘COVER Remove holddowns and shields. Check for broken/cracked case or cover.

  • Page 4: Service Adjustment Procedures

    SERVICE ADJUSTMENT PROCEDURES Vent plug BATTERY INSPECTION BATTERY VISUAL INSPECTION (1) The battery contains a visual test indicator which gives blue signal when an adequate charge level exists, and white signal when charging is required. Indicator BATTERY VISUAL INSPECTION (2) Make sure ignition switch is in Off position and all battery feed accessories are Off.
  • Page 5 54-5 BATTERY - Service Adjustment Procedures OPEN CIRCUIT VOLTAGE TEST (3) LOAD TEST RATE CHART 1. Turn headlights on for 15 seconds. Cranking Load Reserve 2. Turn headlights off for 2 minutes to allow battery Application Test Capacity voltage to stabilize. (Amps) 3.

  • Page 6: Ignition Switch

    54-6 IGNITION SWITCH - Ignition Switch REMOVAL AND INSTALLATION Removal steps Instrument panel under cover Steering lock cylinder (1989 models] (Referto GROUP 52- Cover* l 4 7. Key interlock cable* Instrument Panel.) l 4 8. Slide lever* (Refer to GROUP 52-Instrument Panel.) Horn pad (Refer to P.54-101.) Column cover lower Steering wheel (Refer to P.54-101.)

  • Page 7: Ignition Switch

    54-7 IGNITION SWITCH INSPECTION IGNITION SWITCH INSPECTION (1) Remove the instrument panel under cover (or knee protector), the column cover (lower), and the column cover (Refer to GROUP 52-Instrument Panel). (2) Disconnect the wiring connector from the ignition switch and key reminder switch, and connect an ohmmeter to the switch side connector.

  • Page 8: Specifications

    METERS AND GAUGES - Specifications GENERAL SPECIFICATIONS Meters and Gauges Specifications Speedometer Rotary magnet type Tachometer Pulse type Fuel gauge Cross coil type fixed needle gauge Fuel gauge unit Engine coolant temperature gauge Cross coil type Engine coolant temperature gauge unit Thermistor type Indicators and Warning Lights Specifications...

  • Page 9: Service Specifications

    METERS AND GAUGES - Specifications Specifications 1.4 (74) 1.4 (74) 1.4 (74) NOTE 1. The value in parentheses denote SAE trade numbers 2. The *1 symbol indicates AWD-AK. 3. The ** symbol indicates vehicles with theft-alarm system. SERVICE SPECIFICATIONS Specifications Standard value Speedometer indication error 19-22...
  • Page 10 METERS AND GAUGES - Suecifications Specifications Engine coolant temperature gauge resistance <Vehicles built up to Dec. 1988> Between A-B Approx. 130 Between A-C Approx. 53 Between B-C Approx. 162 <Vehicles built from Jan. 1989> Between A-0 Approx. 146 Between A-C Approx.
  • Page 11 NOTES...

  • Page 12: Troubleshooting

    METERS AND GAUGES - Troubleshooting METER AND GAUGES CIRCUIT TAILLIGHT RELAY CIRCUIT DIAGRAM WITH WITHOUT METER COLOR METER COLOR CHANGER SWITCH CHANGER SWITCH METER COLOR CHANGER SWITCH - - - - - - RHEOSTAT FUEL (GROUND) TSB Revision...
  • Page 13 METERS AND GAUGES - Troubleshooting COIL POWER T IGNITION SWITCH(IG1) RHEOSTAT CONTROL UNIT 7 c-43 56'8 3 c-00 ------------- a. TEMPERATURE GAUGE UNIT Revision...
  • Page 14 METERS AND GAUGES - Troubleshooting METER AND GAUGES CIRCUIT CIRCUIT DIAGRAM <from 1991 models> TAILLIGHT RELAY " 5 COMBINATION 1 1 c-52 I;- -----------_-___-----------------------, WITH WITHOUT METER COLOR METER CO CHANGER WITCH * CHANGER SWITCH METER COLOR CHANGER SWITCH “ 1 6 C-50 RHEOSTAT TSB Revision...
  • Page 15 METERS AND GAUGES - Troubleshooting RHEOSTAT IGNITION SWITCH(IG1) UNIT POWER 3 C-08 ENGINE COOLANT TEMPERATURE GAUGE UNIT UNIT Remarks F r o m 1 9 9 3 m d Is) XC: ii TSB Revision...
  • Page 16 METERS AND GAUGES - Troubleshooting WARNING LIGHT CIRCUIT CIRCUIT DIAGRAM BRAKE FLUID LEVEL SENSOR...
  • Page 17 METERS AND GAUGES - Troubleshootinn GENERATOR ER UN...
  • Page 18 METERS AND GAUGES - Troubleshootina WARNING LIGHT CIRCUIT CIRCUIT DIAGRAM COMBINATION METER WITH WITHOUT ETACS ETACS BRAKE FLUID LEVEL UNIT SENSOR SWITCH DOOR SWITCH TSB Revision...
  • Page 19 METERS AND GAUGES - Troubleshootina 7 ----------- 0 C-23 TSB Revision...
  • Page 20 METERS AND GAUGES - Troubleshooting WARNING LIGHT CIRCUIT CIRCUIT DIAGRAM <From 1991 models> - - - - - - - WITH WITHOUT FUEL DOOR SWITCH...
  • Page 21 54-21 METERS AND GAUGES - Troubleshooting IGNITION SWITCH(ST) AUTOMATIC ABS AUTOMATIC TRANSAXLE CONTROL CONTROL MODULE UNIT Remarks Revision...
  • Page 22 54-22 METERS AND GAUGES - Troubleshooting INDICATOR LIGHT CIRCUIT CIRCUIT DIAGRAM DEDICATED FUSE RHEOSTAT J/C ~3 (GROUND)
  • Page 23 54-23 METERS AND GAUGES - Troubleshooting IGNITION ON SWITCH -15 . 3 al --- ---- ACTUATOR COLUMN SWITCH AUTO-CRUISE CONTROL UNIT TSB Revision...
  • Page 24 METERS AND GAUGES - Troubleshooting INDICATOR LIGHT CIRCUIT CIRCUIT DIAGRAM POWER/ ECONOMY 2 ---------- RHEOSTAT J/C ' (GROUND) TSB Revision...
  • Page 25 METERS AND GAUGES - Troubleshooting PARK/NEUTRAL POSITION SWITCH (DIMMER/PASSING AUTO-CRUISE CONTROL UNIT...
  • Page 26 METERS AND GAUGES - Troubleshooting INDICATOR LIGHT CIRCUIT CIRCUIT DIAGRAM <From 1991 models> SIGNAL IGHT SWITCH _ T - T - :: J (GROUND 6 C-32 TSB Revision...
  • Page 27 54-27 METERS AND GAUGES - Troubleshooting PARK/NEUTRAL POSITION SWITCH ___ ~ ___ -,l6 I 0 1 ETACS COLUMN SWITCH AUTO-CRUISE CONTROL UNIT...

  • Page 28: Troubleshooting

    METERS AND GAUGES TROUBLESHOOTING HINTS OPERATION 1. The fuel gauge doesn’t function, or shows the <Fuel gauge> incorrect indication. When the ignition key is at the “ON” position, (1) Disconnect the connector of the fuel gauge the fuel gauge is activated. unit;...
  • Page 29 54-29 METERS AND GAUGES - Service Adjustment Procedures SERVICE ADJUSTMENT PROCEDURES INSPECTION SPEEDOMETER INSPECTION NOTE For AWD models, refer to the section concerning special handling instructions for AWD models in GROUP 00. Take note of the following before inspection: stopper (1) Assure tire pressure at standard value.
  • Page 30 METERS AND GAUGES - Service Adjustment Procedures INSPECTION TACHOMETER Connect engine speedometer and compare the engine speedo- meter and tachometer readings. Replace tachometer if differ- ence is excessive. Standard value: Type 1 (8,000 rpm indication) 700 rpm 3,000 rpm 6,000 rpm Type 2 (9,000 rpm indication) 700 rpm 3,000 rpm...
  • Page 31 METERS AND GAUGES - Service Adjustment Procedures FUEL GAUGE SIMPLE INSPECTION fuel tank. ) Remove connector from fuel gauge unit in (2) Ground the harness side connector via a test light (12V- (3) Turn ON ignition key. (4) Assure test light goes on and gauge needle moves. (5) If test light goes on but gauge needle does not move, replace fuel gauge.
  • Page 32 METERS AND GAUGES - Service Adjustment Procedures FUEL GAUGE UNIT INSPECTION Stopper To check, remove fuel gauge unit from fuel tank (Refer to GROUP 13-Fuel Tank.) Float Height of Fuel Gauge Unit Move float and measure the height at point F (highest) and point E (lowest) with float arm touching stopper.

  • Page 33: Meters And Gauges

    METERS AND GAUGES Gauges GAUGE UNIT ENGINE COOLANT TEMPERATURE INSPECTION Terminal for To check, remove enginei coolant temperature gauge unit inspection f r o m i n t a k e m a n i f o l d . , Standard Resistance of Engine Coolant Temperature Standard value: 104+- 13.5 R (2) After checking, apply the specified sealant around the...
  • Page 34 METERS AND GAUGES - Meters and Gauges SERVICE POINTS OF REMOVAL 3. REMOVAL OF THE COMBINATION METER (1) Remove the mounting screws; then remove the combination meter by turning the upper part of it toward the front. (2) For models equipped with the automatic position indicator, disconnect the harness connector before removing the combination meter.
  • Page 35 DISASSEMBLY AND REASSEMBLY Disassembly steps 2. Bulb 3. Twin trip counter reset knob 4. Meter panel 5. Fuel gauge 6. Engine coolant temperature gauge 7. Speedometer 8. Tachometer 9. Turbo boost gauge <DOHC-Turbo> 10. Twin trip holder 11. /VT indicator lens 12.
  • Page 36 METERS AND GAUGES - Meters and Gauges Operation Symbol <Vehicles with automatic seatbelt> Seat belt warning This warning light warns the driver and front passenger to fasten their seat belts. If one or more seat belts are not fastened, the automatic seat belt control unit detects that fact and causes the warning light to be illuminated or flash.
  • Page 37 54-37 AA fluid temperature warning This M fluid temperature warning light comes on when light <AWD-AA> automatic transmission fluid temperature becomes abnormally high. SECURITY light Illuminates for about 20 seconds when the theft-alarm system (Vehicles with theft-alarm can be set, and then the illumination stops. system) With the ignition switch in the “ON”...

  • Page 38: Specifications

    LIGHTING SYSTEM - Specifications GENERAL SPECIFICATIONS <Up to 1990 models> Specifications items Exterior lights Headlight Type Type Front turn-signal light W Front combination light Side marker light CP Position light CP Rear side marker light Rear combination light Turn-signal light CP Stop and tail light Back-up light CP License plate light CP...
  • Page 39 LIGHTING SYSTEM - Specifications GENERAL SPECIFICATIONS <From 1991 models> Specifications Items Exterior light Headlight Type II Front turn-signal light <Non-turbo> <Turbo> Front combination light Side marker light Position light Fog light Rear side marker light Rear combination light Turn signal light CP 32 C P 3212 Stop and tail light...

  • Page 40: Special Tools

    LIGHTING SYSTEM SERVICE SPECIFICATIONS Specifications Items Limit Headlight intensity 18,000 or more cd 7,000 or more Type II SEALANTS AND ADHESIVES Item Specified sealant Connection of rear combination light and body For the number, refer to GROUP Revision...

  • Page 41: Troubleshooting

    54-41 LIGHTING SYSTEM - Troubleshooting TROUBLESHOOTING HEADLIGHT CIRCUIT CIRCUIT DIAGRAM IGNITION SW ITCH (ACC)
  • Page 42 LIGHTING SYSTEM - Troubleshooting HEADLIGHT CIRCUIT CIRCUIT DIAGRAM SUB FUSIBLE (ACC) LINK 0 HEADLIGHT RELAY --------- Revision...
  • Page 43 LIGHTING SYSTEM - Troubleshootinn <From 1991 models> Vehicles without theft-alarm system SUB FUSIBLE HEADLIGHT RELAY OFF ‘TON 'LEFT (TYPE 1): (TYPE I,? Lo COLUMN SWITCH TSB Revision...
  • Page 44 LIGHTING SYSTEM - Troubleshooting HEADLIGHT CIRCUIT CIRCUIT DIAGRAM <From 1991 models> SUB FUSIBLE Vehicles with theft-alarm system 1 2 3 1 (TYPE 2: '0 :------ 2 5 c-04 CONTROL UNIT COLUMN SWITCH TSB Revision...
  • Page 45 LIGHTING SYSTEM OPERATION Conditions for switch-ON of headlight relay Headlight relay Dimmer-passing switch Ignition switch Lighting switch “HEAD” “ACC” or “ON” “ACC” or “ON” HINTS TROUBLESHOOTING <Low-beam operation> 1. Headlights don’t come on. lighting switch is set to the “HEAD” position. 1) But the tail lights do illuminate.
  • Page 46 LIGHTING SYSTEM -Troubleshooting F O G L I G H T CIRCUIT DIAGRAM TSB Revision...
  • Page 47 LIGHTING SYSTEM - Troubleshooting LIGHT SWITCH (TAIL) (GROUND) TROUBLESHOOTING HINTS OPERATION 1. The right or left fog lights only go on. Set the lighting switch to the “HEAD” position. If the fog light switch is set at the “ON” position Check the bulb.
  • Page 48 LIGHTING SYSTEM -Troubleshooting LIGHT TAIL LIGHT, POSITION LIGHT, SIDE MARKER. LIGHT AND LICENCE PLATE CIRCUIT SUB FUSIBLE LINK@ FRONT COMBINATION (LEFT SIDE) (RIGHT SIDE) 13 C-69 REAR COMBINATION TSB Revision...
  • Page 49 LIGHTING SYSTEM - Troubleshooting PLATE LIGHT...
  • Page 50 LIGHTING SYSTEM - Troubleshooting CIRCUIT DIAGRAM S U B F U S I B L E LINK@ T A I L L I G H T TSB Revision...
  • Page 51 LIGHTING SYSTEM - Troubleshooting TSB Revision...
  • Page 52 54-52 LIGHTING SYSTEM - Troubleshooting PLATE LIGHT TAIL LIGHT, POSITION LIGHT, SIDE MARKER LIGHT AND LICENSE C I R C U I T - CIRCUIT DIAGRAM S U B F U S I B L E LINK@ <From 1991 models> ( R I G H T 51 (POSIT-I ON) COLUMN SWITCH...
  • Page 53 LIGHTING SYSTEM -Troubleshooting REAR LID LIGHT Remark OPERATION TROUBLESHOOTING HINTS 1. All lights do not illuminate. The tail light relay is switched ON when the lighting switch is set to the “TAIL” or “HEAD” position. Check sub-fusible link No.Qj. As a result, electricity flows via dedicated fuse (2) The headlights illuminate.
  • Page 54 LIGHTING SYSTEM - Troubleshooting LIGHT AND VANITY MIRROR LIGHT CIRCUIT CIRCUIT DIAGRAM SUB FUSI BLI 2 “3 GLOVE BOX LIGHT ‘2 LUGGAGE COMPARTMENT LIGHT SWITCH TSB Revision...
  • Page 55 LIGHTING SYSTEM S U B F U S I B L E LI,NK 0 T A I L L I G H T R E L A Y <From 1991 models> STORAGE CONNECTOR J / B 1 I L L U M I N A T I O N L I G H T LUGGAGE COMPARTMENT L I G H T S W I T C H R e m a r k...
  • Page 56 LIGHTING SYSTEM -Troubleshooting DOME LIGHT CIRCUIT CIRCUIT DIAGRAM <Vehicles without ETACS and door light (Up to 1990 models)> DOME LIGHT (LEFT SIDE) (RIGHT SIDE)(LEFT SIDE) (RIGHT SIDE) REAR DOOR SWITCH FRONT DOOR SWITCH TSB Revision...
  • Page 57 LIGHTING SYSTEM - Troubleshooting <Vehicles without ETACS and door light (From 1991 models)> 4 c-35 piJ&J SIDE) (RIGHT SIDE) FRONT DOOR SWITCH REAR WOR SWITCH TSB Revision...
  • Page 58 LIGHTING SYSTEM - Troubleshooting DOME LIGHT CIRCUIT CIRCUIT DIAGRAM <VEHICLES WITHOUT ETACS (WITH DOOR LIGHT) (Up to 1990 models)> DOME LIGHT MAP LIGHT DOME LIGHT D- 13 (LEFT SIDE) (RIGHT SIDE) (LEFT SIDE) (RIGHT SIDE) FRONT DOOR SWITCH REAR DOOR SWITCH...
  • Page 59 LIGHTING SYSTEM - Troubleshooting <VEHICLES WITHOUT ETACS (WITH DOOR LIGHT) (From 1991 models)> SUB FUSIBLE LINK d-j J / B STORAGE CONNECTOR “ 3 WITH SUNROOF DOME LIGHT MAP LIGHT DOME LIGHT ( L E F T SIDE) (RIGtiT SIDE) (LEFT SIDE) (RIGHT SIDE) FRONT DOOR SWITCH REAR DOOR SWITCH OPERATION...
  • Page 60 LIGHTING SYSTEM LIGHT CIRCUIT DOME CIRCUIT DIAGRAM <VEHICLES WITH ETACS (Up to 1990 models)> SUB FUSIBLE LINK 0 MAP L IGHT DOME LIGHl DATA LINK CONNECTOR REVERSE SIDE FRONT DOOR SWITCH REAR DOOR SWITCH...
  • Page 61 LIGHTING SYSTEM - Troubleshooting <VEHICLES WITH ETACS (Non-Turbo) (From 1991 models)> SUB FL ‘1 c-37-1 2 C-37-l J/B ’ SUNROOF...
  • Page 62 54-62 LIGHTING SYSTEM - Troubleshooting DOME LIGHT CIRCUIT <VEHICLES WITH ETACS (Non-Turbo) (From 1991 models)> (CONTINUED) G N D DATA LINK CONNECTOR & REVERSE SIDE (LEFT SIDE> (RIGHT SIDE) (LEFT SIDE) (RIGHT SIDE) FRONT DOOR SWITCH REAR DOOR SWITCH TSB Revision...
  • Page 63 LIGHTING SYSTEM - Troubleshooting DOME LIGHT CIRCUIT CIRCUIT DIAGRAM <VEHICLES WITH ETACS (Turbo) (From 1991 models)> 4 A-07-2X IOD OR STORAGE CONNECTOR WITH SUNROOF 4 DOME LIGHT DOME LIGHT...
  • Page 64 54-64 LIGHTING SYSTEM - Troubleshooting DOME LIGHT CIRCUIT <VEHICLES WITH ETACS (Turbo) (From 1991 models)> (CONTINUED) FRONT SIDE REVERSE BIDE (LEFT SIDE) (RIGHT SIDE) (LEFT’ SIDE) (RIGHT SIDE) FRONT DOOR SWITCH REAR DOOR SWITCH...
  • Page 65 LIGHTING SYSTEM - Troubleshooting D O O R L I G H T C I R C U I T SUB FUSII (LEFT SIDE) (RIGHT SIDE) (RIGHT SIDE) (LEFT SID REAR DOOR SWITCH FRONT DOOR SWITCH Remarks wire cross-section colors i area and ndi cated by sYmbol are Vehicles without...
  • Page 66 54-66 LIGHTING SYSTEM - Troubleshooting D O O R L I G H T C I R C U I T CIRCUIT DIAGRAM SUB FUSIBLE LINK @ J/B -1 * D-16 (LEFT SIDE) ‘1 (RIGHT SIDE) (LEFT SIDE) (RIGHT SIDE) (LEFT S I DE) REAR DOOR SWITCH FRONT DOOR SWITCH...
  • Page 67 LIGHTING SYSTEM - Troubleshooting <From 1991 models> SUB FUSI STORAGE CONNECTOR C '3 c-37-1 J/B 1 COMBINATION METER WITHOUT (LEFT SIDE) (RIGHT SIDE) (LEFT SIDE) (LEFT SIDE) (RIGHT SIDE) REAR DOOR SWITCH FRONT DOOR SWITCH Remarks The wire cross-section area and colors indicated by the q symbol are Vehicles without ETACS.
  • Page 68 LIGHTING SYSTEM - Troubleshootina BACK-UP LIGHT CIRCUIT IGNITION IGNITION J / B REAR COMBINATION - 2 1...
  • Page 69 LIGHTING SYSTEM - Troubleshooting <M/T (From 1991 models)> IGNITION TSB Revision...
  • Page 70 LIGHTING SYSTEM - Troubleshooting BACK-UP LIGHT CIRCUIT CIRCUIT DIAGRAM <A/T (From 1991 models)> <A/T (Up to 1990 models)> IGNITION IGNITION PARK/NEUTRAL PARK/NEUTRAL PARK/NEUTRAL POSITION SWITCH POSITION SWITCH POSITION SWITCH ---- " 2 (RIGHT SIDE) Remarks OPERATION When, with the ignition switch at the “ON” posi- tion, the shift lever (or the selector lever) is moved to the “R”...
  • Page 71 LIGHTING SYSTEM - Troubleshooting TURN-SIGNAL LIGHT AND HAZARD LIGHT CIRCUIT OPERATION As a result, the ON and OFF cycles of Trl also become shorter, and thus the number of flashes <Turn-signal lights> of the lights becomes greater. When operation is normal When the ignition switch is switched to the <Hazard-warning lights>...
  • Page 72 54-72 LIGHTING SYSTEM - Troubleshooting TURN SIGNAL LIGHT AND HAZARD LIGHT CIRCUIT CIRCUIT DIAGRAM IGNITION BATTERY DEDICATED FUSE (TAIL: TURN-SIGNAL AND HAZARD FLASHER UNIT RHEOSTAT (GROUND TSB Revision...
  • Page 73 LIGHTING SYSTEM - Troubleshootina COLUMN SWITCH TURN-SIGNAL AND HAZARD FLASHER UNIT i ii!!& ) (GROUND) , 2 183 34 COMBINATION METER REAR COMBINATION : LIGHT (RIGHT SIDE) c FRONT TURN-SIGNAL LIGHT (RIGHT SIDE)
  • Page 74 LIGHTING SYSTEM - Troubleshooting LIGHT CIRCUIT TURN SIGNAL LIGHT AND HAZARD CIRCUIT DIAGRAM IGNITION 3 c-37 5E76 1 -__-_--____--_-___-_--~~---~----~~~~~ (TAIL: TURN-SIGNAL AND HAZARD FLASHER UNIT RHEOSTAT (GROUND Revision...
  • Page 75 LIGHTING SYSTEM COLUMN SWITCH TURN-SIGNAL AND HAZARD FLASHER UNIT i #kii ) (GROUND) 3 ------&,,5 c-39 COMBINATION METER REAR COMBINATION s LIGHT (RIGHT SIDE) 5 FRONT FRONT TURN-SIGNAL TURN-SIGNAL LIGHT LIGHT (LEFT SIDE) (RIGHT SIDE1 Remarks...
  • Page 76 54-76 LIGHTING SYSTEM - Troubleshooting TURN SIGNAL LIGHT AND HAZARD LIGHT CIRCUIT CIRCUIT DIAGRAM <From 1991 models> IGNITION TAILLIGHT RELAY BATTERY TURN-SIGNAL AND HAZARD FLASHER UNIT TSB Revision...
  • Page 77 LIGHTING SYSTEM - Troubleshooting COLUMN SWITCH TURN-SIGNAL HAZARD AND HAZARD SWITCH FLASHER "NIT i i8k-l ) (GROUND) 3 - ------------ 9 C-42 7 l-r 14 c-39 COMBINATION METER TURBO TURBO , TURBO FRONT GNAL (LEFT SIDE) , SIDE) TSB Revision...
  • Page 78 54-78 LIGHTING SYSTEM STOP LIGHT CIRCUIT <VEHICLES WITHOUT AUTO-CRUISE CONTROL (Up to 1990 models)> REAR REAR COMBINATION COMBINATION LIGHT LIGHT (RIGHT SIDE) (LEFT SIDE) TSB Revision...
  • Page 79 54-79 LIGHTING SYSTEM <VEHICLES WITHOUT AUTO-CRUISE CONTROL (From 1991 models)> REAR LID HIGH MOUNTED LIGHT STOP LIGHT (RIGHT SIDE) 2 F-11 Remarks TSB Revision...
  • Page 80 LIGHTING SYSTEM - Troubleshooting S T O P L I G H T C I R C U I T CIRCUIT DIAGRAM <VEHICLES WITH AUTO-CRUISE CONTROL (Up to 1990 models)> OPEN CONNECTOR HIGH MOUNTED REAR REAR COMBINATION COMBINATION LIGHT LIGHT (RIGHT SIDE) (LEFT SIDE) Remarks...
  • Page 81 LIGHTING SYSTEM - Troubleshooting <VEHICLES WITH AUTO-CRUISE CONTROL (From 1991 models)> OPEN CONNECTOR HIGH MOUNTED REAR REAR COMBINATION LIGHT (LEFT SIDE) (RIGHT SIDE) Remarks 1991 TSB Revision...
  • Page 82 54-82 LIGHTING SYSTEM - Troubleshooting STOP LIGHT CIRCUIT (CONTINUED) <VEHICLES WITH AUTO-CRUISE CONTROL (From 1991 models)> HIGH MOUNTED HIGH MOUNTED STOP LIGHT WITH AIR SPOILOR > (RIGHT SIDE) Vehicles with THEFT ALARM SYSTEM *A I NON-TURBO <Up to 1992 models>...
  • Page 83 54-83 LIGHTING SYSTEM DELAYED SWITCH-OFF DOME LIGHT COMPONENT LOCATION Name ETACS control unit INPUT CHECK a scan tool, check whether or not input signals are being Using from each switch to the electronic control unit. input (1) Connect the scan tool to the data link connector (located at the right side of the junction block).
  • Page 84 54-84 LIGHTING SYSTEM TROUBLESHOOTING GUIDE-REFERENCE TABLE Problem Probable cause Check method Remedy Replace the door With the dome light switch at the Damage or disconnec- If a malfunction is indi- tion of the door switch switch, or repair the door-interlocked position, the dome wiring harness.
  • Page 85 LIGHTING SYSTEM - Troubleshooting CHECKING THE CIRCUIT AND INDIVIDUAL COMPONENT 1. ETACS POWER-SUPPLY AND GROUND CIRCUITS <From 1991 models> Battery Battery Main fusible link fusible (Multi-purpose fuse) storage 3 connector control unit (electronic control unit) NOTE 989 models> 990 models> Description of operation The battery supplies a stabilized 5V power supply If there is.
  • Page 86 54-86 LIGHTING SYSTEM IGNITION SWITCH INPUT CIRCUIT <From 1991 models> fusible fusible ETACS control unit (electronic control unit) I Description of operation With the ignition switch at the “ON” position, send HIGH-level signals to electronic control unit to switch OFF the timer circuit and interrupt the dimmed-light condition. Electronic control unit terminal voltage ECU terminal No.
  • Page 87 54-87 LIGHTING SYSTEM 3. DOOR SWITCH (ALL DOORS) INPUT CIRCUIT ETACS control unit (electronic control unit) NOTE alarm system system door (right) (left) switch Door Description of operation When, with the dome light illuminated (with the If there is an abnormal condition of the door switch ignition switch at the “ACC”...
  • Page 88 54-88 LIGHTING SYSTEM 4. DOME LIGHT ACTIVATION CIRCUIT <From 1991 models> S u b fusible llnk @ Sub fusible link 0 Dome light OFF OFF ON ON Dome light Dome light ETACS control unit unit) ETACS control To door switch (electronic control unit)

  • Page 89: Service Adjustment Procedures

    54-89 LIGHTING SYSTEM - Adjustment Procedures Service SERVICE ADJUSTMENT PROCEDURES HEADLIGHTS AIMING PRE-AIMING INSTRUCTIONS 1. Test dimmer switch operation. Observe operation of high beam light mounted in instru- ment cluster. 3. Inspect for badly rusted or faulty headlight assemblies. These conditions must be corrected before a satisfactory adjustment can be made.
  • Page 90 LIGHTING SYSTEM - Adjustment Procedures Service 4. Set floor level dial at zero. each calibration fixture 5. Rotate thumb adjusting screws on until level vials on fixtures are centered. 6. With both calibration level vials centered, turn vertical dial knobs on each aimer until aimer level vials are centered. If aimer vertical dial pointers read between l/2 up and l/2 down, aimers are within allowable vertical tolerance.
  • Page 91 54-91 LIGHTING SYSTEM - Service Adjustment Procedures VERTICAL ADJUSTMENT 1. The vertical dial should be set at zero. (For passenger vehicles an “0” setting is generally required. For special settings, consult local state laws). 2. Turn vertical adjusting screw until the level bubble is centered between the lines.
  • Page 92 54-92 LIGHTING SYSTEM - Headlights HEADLIGHTS REMOVAL AND INSTALLATION Pre-removal and Post-installation Removal steps 2. Headlight SERVICE POINTS OF REMOVAL 1. REMOVAL OF FRONT COMBINATION LIGHT (1) Disconnect the front combination light setting spring in the engine compartment. (2) Pull forward and remove the front combination light. SERVICE POINTS OF INSTALLATION 1.
  • Page 93 54-93 LIGHTING SYSTEM - Headlights REPLACEABLE BULB REPLACEMENT then take out the bulb and socket assembly. Caution Good No good 1. Never hold the halogen light bulb with a bare hand, dirty glove, etc. 2. If the glass surface is dirty, be sure to clean it with alcohol, paint thinner, etc., and install it after drying it thoroughly.

  • Page 94: Fog Light

    54-94 L I G H T I N G S Y S T E M - Fog Light FOG LIGHT R E M O V A L A N D I N S T A L L A T I O N Removal steps 2.

  • Page 95: Rear Combination Light

    LIGHTING SYSTEM - Rear Combination tight REAR COMBINATION LIGHT REMOVAL AND INSTALLATION Pre-removal and Post-installation Operation @Removal and Installation of Trunk Room Trim (Refer to GROUP 52-Trim.) SERVICE POINTS OF REMOVAL 1. REMOVAL OF REAR COMBINATION LIGHT around the rear combination light. combination light part while pulling the rear combina- tion light toward you in order to remove it.
  • Page 96 LIGHTING SYSTEM - High Mounted Stop tight HIGH MOUNTED STOP LIGHT <Non-turbo (Vehicles without air spoiler)> - - - - -----?=_ <Non-turbo (Vehicles with air spoiler-Up to 1992 models)> <Turbo and Non-turbo (Vehicles with air spoiler-From 1993 models]> Removal steps (Refer to GROUP 2.

  • Page 97: Relay

    54-97 LIGHTING SYSTEM - Relay INSPECTION HEADLIGHT RELAY (1) Take out the headlight relay from the engine compartment relay box. (2) Connect battery to terminal 2 and check continuity be- tween terminals with terminal 4 grounded. Continuity Power is supplied No continuity Power is not supplied Continuity...

  • Page 98: Hazard Switch

    54-98 LIGHTING SYSTEM - Relay/Hazard Switch (2) Connect battery to terminal 2 and check continuity be- tween terminals with terminal 4 grounded. THEFT-ALARM HEADLIGHT RELAY (2) Connect battery to terminal 2 and check continuity be- tween terminals with terminal 5 grounded. 3-6 terminals Continuity Power is supplied...

  • Page 99: Fog Light Switch

    54-99 LIGHTING SYSTEM - Hazard Switch/Fog Light Switch/Rheostat INSPECTION Operate the switch to check for continuity between terminals. Terminal / . .--- o-o indicates that there is continuity between the terminals FOG LIGHT SWITCH INSPECTION Operate the switch to check for continuity between terminals. Terminal Switch P o s i t i o n \ I ’...

  • Page 100: General Specifications

    COLUMN SWITCH - Specifications SPECIFICATIONS GENERAL SPECIFICATIONS Specifications Items Column switch Lighting switch 0.22 iI 0.05 Rated load 0.2 or less V o l t a g e d r o p V Turn-signal switch 6.6 _t 0.5 Rated load 0.2 or less V o l t a g e d r o p V Dimmer/Passing switch...

  • Page 101: Column Switch

    COLUMN SWITCH - Column Switch COLUMN SWITCH REMOVAL AND INSTALLATION 3 5 - 4 5 Nm 2 5 - 3 3 ft.lbs. Removal steps 1. Horn pad l-l Dynamic damper [DOHC-I 991 models] 2. Steering wheel 3. Instrument under cover [I989 models (Refer to GROUP 52-Instrument Pankl.) (Refer to GROUP 52-Instrument Pbel.1 4.
  • Page 102 COLUMN SWITCH - Column Switch INSPECTION cover and ) Remove the knee protector or instrument under the lower column cover. (2) Disconnect the column switch connector and check the continuity between the terminals for each switch. LIGHTING SWITCH Operate the switch and check the continuity between the terminals Connector A NOTE...

  • Page 103: General Specifications

    HORN - Specifications SPECIFICATIONS GENERAL SPECIFICATIONS Specifications Flat type Effective sounding voltage Power consumption Horn Theft-alarm horn Sound level Horn “low” sound “High” sound Theft-alarm horn Fundamental frequency Horn “low” sound “High” sound Theft-alarm horn TSB Revision...
  • Page 104 HORN TROUBLESHOOTING HORN CIRCUIT CIRCUIT DIAGRAM <From 1990 models> TROUBLESHOOTING HINTS OPERATION When the ignition key is turned to the “ACC” or Check the horn. the “ON” position, battery voltage is constantly 2. Horns do not sound. applied to the horn. Check the horn switch.

  • Page 105: Horn

    HORN HORN Removal steps (Refer to GROUP 51 -Bumper.) 2. Horn (high sound) 3. Horn (low sound) 4. Theft-alarm horn 5. Theft-alarm horn bracket RELAY INSPECTION THEFT-ALARM HORN RELAY (1) Take out the theft-alarm horn relay from theft-alarm horn bracket. (2) Connect battery to terminal 2 and check continuity be- tween terminals with terminal 4 grounded.

  • Page 106: General Specifications

    SPECIFICATIONS GENERAL SPECIFICATIONS Specifications Max. input W ithin 18 Reset time second Thermal fuse fusion temperature TROUBLESHOOTING CIGARETTE LIGHTER CIRCUIT CIRCUIT DIAGRAM <Up 1990 models> TSB Revision...
  • Page 107 <From 1.991 models> IGNITION J/B @ ASHTRAY LIGHT RHEOSTAT Remarks...

  • Page 108: Inspection

    CIGARETTE LIGHTER - Cigarette Lighter CIGARETTE LIGHTER REMOVAL AND INSTALLATION Removal steps 1. Ashtray 2. Heater control knob 3. Heater panel 4. Plug 5. Fixing ring 6. Socket case 7. Plate 8. Socket 9. Protector INSPECTION Take out the plug, and check for a worn edge on the element spot connection, and for shreds of tobacco or other material on the element.

  • Page 109: Specifications

    CLOCK - Specifications/Troubleshooting SPECIFICATIONS GENERAL SPECIFICATIONS Specification Item , Crystal oscillator Fluorescent digital display Display method Standard error (seconds/day) TROUBLESHOOTING CLOCK CIRCUIT CIRCUIT DIAGRAM IGNITION TAILLIGHT RELAY 4 c-43 J/C Eg CLOCK / 10: 10 Revision...
  • Page 110 CLOCK - Troubleshooting CLOCK CIRCUIT CIRCUIT DIAGRAM SUB FU IBLE LINK 1 8 (ACC) CLOCK 10: 10 TSB Revision...
  • Page 111 54-111 CLOCK - Troubleshooting <From 1991 models> SUB FU IBLE LINK 1 STORAGE CONNECTOR J/C [ CLOCK 10: 10 J/C +...

  • Page 112: Torque Specifications

    SPECIFICATIONS TORQUE SPECIFICATIONS items 1.1-1.8 1.5-2.5 Motor antenna ring nut 3.7-4.3 5 - 6 Pole antenna mast TROUBLESHOOTING CIRCUIT DIAGRAM <Vehicles without CD player (1989 models)> TSB Revision...
  • Page 113 54-113 TSB Revision...
  • Page 114 54-114 CIRCUIT DIAGRAM <Vehicles without CD player (1990 models)> IGNITION TAILLIGHT RELAY 3 -----. ----- ----- MOTOR ANTENNA RELAY RADIO WITH TAPE PLAYER Revision...
  • Page 115 54-115 RADIO WITH TAPE PLAYER (LEFT SIDE) (LEFT SIDE) (RIGHT SIDE) (RIGHT SIDE) (LEFT SIDE) (RIGHT SIDE) DOOR SPEAKER FRONT SPEAKER DOOR SPEAKER REAR SPEAKER TSB Revision...
  • Page 116 CIRCUIT DIAGRAM <Vehicles without CD player (1991 and 1992 models)> IGNITION SW ITCH (ACC) “3 c-4 MOTOR RADIO WITH TAPE PLAYER TSB Revision...
  • Page 117 RADIO WITH TAPE PLAYER (LEFT SIDE) (LEFT SIDE) (RIGHT SIDE) (RIGHT SIDE) (LEFT 6lDE, (RIGHT SIDE) DOOR SPEAKER FRONT-SPEAKER DOOR SPEAKER REAR SPEAKER RHEOSTAT “2 “4...
  • Page 118 CIRCUIT DIAGRAM <Vehicles without CD player (From 1993 models)> IGNITION IGNITION 4 Bp;J RADIO WITH TAPE PLAYER...
  • Page 119 RADIO WITH.TAPE PLAYER (LEFT SIDE) (LEFT SIDE) (RIGHT SIDE) (RIGHT SIDE) (LEFT SIDE) (RIGHT SIDE) DOOR SPEAKER FRONT SPEAKER DOOR SPEAKER REAR SPEAKER RHEOSTAT (GROUND) TSB Revision...
  • Page 120 CIRCUIT DIAGRAM <Vehicles with CD player (1991 models)> MOTOR RADIO WITH TAPE PLAYER TSB Revision...
  • Page 121 J / B POWER AMPLIFIER CD PLAYER RADIO WITH TAPE PLAYER ( L E F T S I D E ) ( L E F T SIDE) ( R I G H T S I D E ) (RIGHT.SIDEI ( L E F T SIDE, ( R I G H T S I D E ) DOOR GPEAKER FRONT SPEAKER REAR SPEAKER...
  • Page 122 CIRCUIT DIAGRAM <Vehicles with CD player (1992 models)> TAILLIGHT RELAY 7 c-43 MOTOR RADIO WITH TAPE PLAYER...
  • Page 123 RADIO WITH TAPE PLAYER ( L E F T SIDE) ( L E F T S I D E ) ( R I G H T S I D E ) DOOR SPEAKER FRONT SPEAKER DOOR SPEAKER REAR SPEAKER J / B OPERATION When the radio power switch.
  • Page 124 TROUBLESHOOTING CHART Relevant chart Problem symptom Item A - l A. Noise 2. Noise appears at certain places when traveling (FM). 3. Mixed with noise, only at night (AM). 4. Broadcasts can be heard but both AM and FM have a lot of noise. 5.
  • Page 125 CHART A. NOISE (AM). A-l 1 Noise appears at certain places when traveling Is there a particular structure? the noise? 1. Change to a different station with a strong signal to boost resistance to Find out the following information from interference.
  • Page 126 54-126 Extend antenna completely. On radios with an FM stereo switch, is noise still present when switched to monaural? If there is more noise than other radios, find out the noise conditions and the name and frequency of the recervrng stations from the user, and consult with the service center.
  • Page 127 or the appearance of a beating sound* may The following factors can be considered as possible occur. causes of noise appearing at night. *Beat sound: Two signals close in frequency 1. Factors due to signal conditions: interfere with each other, creating a repetitious Due to the fact that long-distance signals are high-pitched sound.
  • Page 128 54-128 of noise. Noise occurs when the engine is Noise occurs when the engine is stop- ped. running. Do the following measures eliminate the inspect the vehicle’s noise suppressor (re- noise? fer to A-6). Tune to a strong station. Extend the antenna completely. Adjust the sound quality to suppress high tones.
  • Page 129 54-129 Due to differences in AM and FM systems, AM is more susceptible to noise interference. Were conditions such as the following present when noise was received? Lightning was flashing. A motorcycle was passing. A vehicle passed close by, but it appeared to be a vehicle generating a particularly large amount of noise radiation.
  • Page 130 Noise type Response Sounds are in paren- Cause these [ Noise filter AM, FM: Ignition noise Increasing the engine Mainly due to the spark speed causing the pop- Noise condenser [Popping, Snapping. plugs. Cracking, Buzzing] ping sound to speed up, Due to the engine noise.
  • Page 131 54-131 NOISE SUPPRESSOR LOCATION Models equipped with the AM/FM radio Noise condenser TSB Revision...
  • Page 132 54-132 Ensure proper connection. Are connectors properly connected? Static electricity noise: Body static electric from the shock absorber rubber bushings used to prevent vibration, tires, Does noise appear when the radio switch is etc. occurs because of separation from the turned on while the vehicle is stopped and the ground, causing a buzzing noise.
  • Page 133 Is the antenna completely extended? Refer to troubleshooting E- 1. Yes + Due to electrical field conditions. Does the problem appear only in certain locations and only with certain stations? Check connector connections. Are connectors properly connected? Static electricity noise: Body static electric from the shock absorber , rubber bushings used to prevent vibration, tires, Does norse appear when the radio switch is...
  • Page 134 54-134 For this reason, if there are still problem with noise Noise is often created by the following factors, and even after the measures described in steps A-l to often the radio is OK when it is checked individually. Traveling conditions of the vehicle factors listed above as well as determining whether Terrain of area traveled through t h e p r o b l e m o c c u r s w i t h A M o r F M , t h e statjon...
  • Page 135 from one speaker. Check to see if there is any sound when the radio fader and balance knobs are centered. Check to see if there any sound when attached to another radio. Remove the connector on the back of It conducts electricity but is the radio and check the speaker harness shorted out., er harness.
  • Page 136 54-136 F M . Is the check being conducted under special electrical field conditions? Example: in an underground garage or inside a building Is proper performance obtained when the vehicle is moved? Is the antenna completely extended? Refer to troubleshooting E-l. Are the antenna plug and radio unit properly connected? Reconnect.
  • Page 137 Is the check being conducted under special electrical field conditions? Example: in an underground garage or inside a building Is proper performance obtained when the vehicle is moved? Refer to troubleshooting E-l. Is the antenna completely extended? Does tuning solve the problem? Electrical field condition related.* Is the problem limited to the reception of a specific radio station from a specific position?
  • Page 138 Distortion in the Occasional How much distor- vicinity of the radio Excessive antenna input tion is there? Constant ä Remove cords away from cone Are the speaker cords in contact with the cone paper? paper. Remove the speakers and check for torn cone paper or foreign Repair or replace speakers.
  • Page 139 conducted under special electrical field Example: in an underground garage or inside a building vehicle is moved? Refer to troubleshooting E- 1. Is the antenna completely extended? Is the antenna plug properly connected to the equipment? Ensure proper connection. (For motor antenna, refer to E-l, 2.1 TSB Revision...
  • Page 140 Is the problem corrected Are any of the fuses in the vehicle blown? Remove the connector on the rear of the radio and check for a blown fuse. Repair harness or repair or replace other electrical parts as necessary. Is the connector on the rear of the radio Ensure proper connection.
  • Page 141 Check the posrtron of the ignition switch, ensuring that it is at Try again after correcting. ACC or ON. Is the unit power swrtch ON? Try again after correcting. Try again after correcting. Is the volume swrtch In the proper position? Check the electronic volume by pushing the volume up button for a few seconds.
  • Page 142 54-142 Does the player play properly when another tape* is inserted? itself is not deformed and that the tape is tightly wound. Tapes of C-l 20 or greater length often get caught in the mechanism and should not be used. Does the player play properly when the tape player head is Is proper operation obtained when the cassette player is Repair or replace cassette player.
  • Page 143 Button improperly operated. Does the MSS (automatic search) button depress properly? Tape used is bad. Does the player play OK if the tape* is changed? three seconds, or when there is a three second period in the middle of a song in which the volume level is extremely low, the automatic search function may not work properly.
  • Page 144 54-144 D - l CD will not be accepted. Does the shutter open when a CD is inserted?” No Another CD has been already loaded Power is not Is the key switch Turn the key Can CD be unloaded’ at ACC or ON? to ACC or ON.
  • Page 145 54-145 Okay tit was in the Does It play if the PLAY button is Does rt play If an exrstrng proper CD is inserted? Return it to normal temperature, and recheck Does “WAIT” indrcator flrcker? operation. Does it operate properly? (At high temperatures.
  • Page 146 Does It play properly if another proper Is the key switch (ignition key1 at ACC or ON? If CD not elected, don’t reject It. The player may be damaged. Therefore, contact a service shop for repairs. Repair or replace Does it play properly If another CD replace the combined...
  • Page 147 E. MOTOR ANTENNA E - l Motor antenna retract. won’t extend or Clean and polish the surface of the antenna rod. Switch It ON. Repair or replace the radio. motor antenna terminal? Repair the bend, or replace the antenna mast. Is the antenna bent? Replace the antenna relay.
  • Page 148 MAST ASSEMBLY WITH CABLE REPLACEMENT (Motor antenna) (1) Remove the ring nut. (2) Switch ON the radio and operate the power antenna. (4) With the antenna fully extended, turn the rack cable gears toward the trunk room as shown at left. Next, insert the rack cable into the motor assembly.
  • Page 149 REMOVAL AND INSTALLATION Removal steps 2. Radio and tape player mounting screw 3. Radio with tape player 4. Radio bracket REMOVAL AND INSTALLATION Removal steps 2. Radio and tape player mounting screw 3. Radio with tape player 4. Radio with tape player and CD player 5.
  • Page 150 REMOVAL AND INSTALLATION 1. Radio panel 2. Radio and tape player mounting screw 3. Radio with tape player 4. Radio with tape player and CD player 5. Radro bracket 2. Radio and tape player mounting screw 3. Radio with tape player 4.

  • Page 151: Power Amplifier

    Power Amplifier/Speaker REMOVAL AND INSTALLATION Removal steps 2. Power amplifier 3. Bracket REMOVAL AND INSTALLATION TSB Revision...
  • Page 152 REMOVAL AND INSTALLATION (Refer to GROUP 52-Trim.) 2. Speaker garnish 3. Door speaker 4. Speaker cover 1. Speaker garnish 2. Rear weaker SERVICE POINTS OF REMOVAL 1. REMOVAL OF SPEAKER GARNISH Remove (from the luggage compartment side) the garnish installation nut.

  • Page 153: Antenna Assembly

    Motor antenna Pole antenna antenna) 1. Trunk room side trim (Refer to GROUP 52-Trim.) 2. Antenna mast 3. Ring nut 4. Feeder wire connection 5. Antenna base (Refer to GROUP 52-Trim.) 2. Ring nut 3. Harness connection 4. Feeder wire connection 5.
  • Page 154 ANTENNA RELAY With the harness connector connected and the antenna mast extending/ retracting, check the antenna relay voltage. Antenna mast extending Terminal (1) .*......-1 Terminal (4) ..,......10 to 13v Antenna mast retracting Terminal (1) ......10 to 13v Terminal (4) .

  • Page 155: Feeder Cable

    REMOVAL AND INSTALLATION 2. Trunk room side trim 3. Motor antenna (or whip antenna) and feeder cable connections 4. Feeder cable...

  • Page 156: Troubleshooting

    REAR WINDOW DEFOGGER - Troubleshooting DEFOGGER CIRCUIT CIRCUIT DIAGRAM TSB Revision...
  • Page 157 REAR WINDOW DEFOGGER TSB Revision...
  • Page 158 54-158 REAR WINDOW DEFOGGER - Troubleshooting DEFOGGER CIRCUIT CIRCUIT DIAGRAM TSB Revision...
  • Page 159 REAR WINDOW DEFOGGER TSB Revision...
  • Page 160 REAR WINDOW DEFOGGER DEFOGGER CIRCUIT CIRCUIT DIAGRAM <From 1991 models> IGNITION DEFOGGER SWITCH 4 5 6 DEFOGGER TSB Revision...
  • Page 161 REAR WINDOW DEFOGGER - Troubleshootins...

  • Page 162: Service Adjustment Procedures

    REAR WINDOW DEFOGGER - Troubleshooting/Service Adjustment Procedures TROUBLESHOOTING HINTS OPERATION 1. Defogger is inoperative. When the defogger switch is turned ON with the ignition switch in ON position, the defogger 1) Indicator does not come on, either. relay is energized causing defogger to operate. Check multi-purpose fuse No.@.

  • Page 163: Defogger Relay

    REAR WINDOW DEFOGGER - Rear Window Defogger Switch/Defogger Relay INSPECTION Operate the switch and check the continuity between the terminals. Terminal 3 NOTE O-O indicates that there is continuity between the terminals. INSPECTION Remove defogger relay. between term&Is with terminal 1 grounded. Continuity Power is terminals...

  • Page 164: Defogger Timer

    REAR WINDOW DEFOGGER INSPECTION (2) Connect the battery and the test light to the timer as shown in the figure. (3) Check to be sure that the test lamp illuminates for approximately eleven seconds when battery voltage is applied to terminal @I for a few seconds. (4) Check to be sure that the test light switches OFF when battery voltage is again applied, during the test described above, to terminal 0.

  • Page 165: Troubleshooting

    THEFT-ALARM SYSTEM - Suecial TooldTroubleshootina Number Name To check the input of the theft-alarm system Scan tool (Multi-use tester <MUT>) pack For the number, refer to GROUP INPUT CHECK Using a scan tool, check whether or not input signals are being input from each switch to the electronic control unit.

  • Page 166: Refer To Group

    THEFT-ALARM SYSTEM - Troubleshooting QUICK-REFER- TROUBLESHOOTING ENCE TABLE (ETACS-RELATED PROB- LEMS ONLY) For information concerning the locations of electric- al components, refer to GENERAL. 1. ARMING/DISARMING RELATIONSHIP Problem Probable cause Check method Remedy Damaged or disconnected Check by the circuit Replace the fuse No.
  • Page 167 THEFT-ALARM SYSTEM - Troubleshooting Check method Remedy Probable cause Problem If a malfunction is indi- Repair the harness or Damaged or disconnected The system is not disarmed wiring of key cylinder switch replace the key cylinder. when, while armed, a left and/or checking the input sig- right door is opened by using the nals, check by follow-...
  • Page 168 THEFT-ALARM SYSTEM Remedy Problem Probable cause Check method Check by following in- Repair the harness or The headlights flash during an Damaged or disconnected alarm test, but the theft-alarm wiring of horn relay drive dividual part and the replace the diode or the circuit check No.
  • Page 169 THEFT-ALARM SYSTEM CHECKING THE CIRCUIT AND INDIVIDUAL PART ETACS POWER-SUPPLY AND GROUND CIRCUITS Description of operation The battery supplies a stabilized 5V power supply to the ECU, via the constant-voltage circuit and terminal @I (which is directly connected to the battery). ECU terminal voltage (Connection condition of the ECU connector) Terminal...
  • Page 170 THEFT-ALARM SYSTEM KEY-REMINDER SWITCH INPUT CIRCUIT Description of operation The key-reminder switch is switched OFF and HIGH-level signals are sent to the ECU when the key is inserted into the Sub fusible link @ ignition key cylinder: when the key is removed, the key- reminder switch is switched ON and LOW-level signals are sent to the ECU.

  • Page 171: Troubleshooting

    THEFT-ALARM SYSTEM 3. HOOD SWITCH INPUT CIRCUIT Description of operation When the hood is closed (the hood switch is switched OFF), HIGH-level signals are ‘sent to the ECU: When the hood is opened (the hood switch is switched ON), Sub fusible link 0 LOW-level signals are sent to the ECU.

  • Page 172: Refer To Group

    THEFT-ALARM SYSTEM 4. DOOR SWITCH (ALL DOORS) INPUT CIRCUIT Description of operation Sub fusible link @ When the door is closed (the door switch is switched OFF), HIGH-level signals are sent to the ECU: When the door is opened (the door switch is switched ON), LOW-level signals are sent to the ECU.
  • Page 173 THEFT-ALARM SYSTEM 5. DOOR SWITCH (LEFT-FRONT DOOR AND RIGHT-FRONT DOOR) INPUT CIRCUIT Sub fusible link Description of operation When the door is closed (the door switch is switched OFF), HIGH-level signals are sent to the ECU: When the door is opened (the door switch is switched ON). LOW-level signals are sent to the ECU.
  • Page 174 THEFT-ALARM SYSTEM 6. DOOR LOCK ACTUATOR SWITCH INPUT CIRCUIT Description of operation When a door is locked by the lock knob or the key, the door lock actuator switch is switched sent to the ECU. These signals activate the timer circuit of the ECU, there by causing the activation circuit to function, thus activating the door lock actuator of all doors.
  • Page 175 THEFT-ALARM SYSTEM LID UNLOCK SWITCH INPUT CIRCUIT DOOR KEY CYLINDER AND TRUNK Description of operation When the door key is rotated or the trunk lid key is unlocked, Sub fusible link @I LOW-level signals are sent to the ECU. ECU terminal voltage (Connection condition of the ECU connector) Terminal Condition...
  • Page 176 THEFT-ALARM SYSTEM 8. TRUNK LID SWITCH INPUT CIRCUIT Description of operation When the trunk lid is closed (the trunk lid switch is switched Sub fusible link 0 OFF), HIGH-level signals are sent to the ECU. When the trunk lid is opened (the trunk lid switch is switched ON), LOW-level signals are sent to the ECU.
  • Page 177 THEFT-ALARM SYSTEM 10. THEFT-ALARM HORN RELAY POWER-SUPPLY CIRCUIT Description of operation Power voltage is always supplied to the theft-alarm horn relay. Checking the theft-alarm horn relay power-supply circuit Battery (Disconnect the theft-alarm horn relay) Judgement Check object Cause Battery Sub fusible link @ terminal voltage sub fustble positive...
  • Page 178 THEFT-ALARM SYSTEM - Troubleshooting HEADLIGHT POWER-SUPPLY CIRCUIT Description of operation Battery Power voltage is always supplied to the headlight relay. Checking the headlight power-supply circuit (Disconnect the headlight relay) Cause Remedy Check object Normal function (Wiring harness slde) Sub fusible link 0 Replace the Battery terminal voltage...
  • Page 179 THEFT-ALARM SYSTEM 13. HEADLIGHT ACTIVATION CIRCUIT Description of operation Ignition The ECU transistor is turned if the vehicle door, etc. are switch (ACC) opened without use of the key. This energizes the headlight relay to activate the headlight. Checking the headlight activation circuit (Disconnect the alarm connector of the ECU, then short-circuit terminal No.2 (YL line) light...
  • Page 180 THEFT-ALARM SYSTEM - Troubleshooting 14. STARTER RELAY ACTIVATION CIRCUIT Description of operation Ignition Key reminder The ECU transistor is turned ON if the vehicle door etc. are switch switch opened without use of the key. This turns OFF the starter relay Checking the starter relay activation circuit (Disconnect the connector of the ECU, depress fully the clutch pedal and activate the starter relay)

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