Mitsubishi Electric Lancer Evolution-VII Workshop Manual page 387

55-10
HEATER, AIR CONDITIONER AND VENTILATION
Inspection procedure 8
Condenser fan not working only for LO
If the condenser fan does not work only for LO, the condenser fan circuit
system or the condenser fan relay (LO) circuit system may be defective.
Check the condenser fan relay (LO) (Refer to P.55-23.)
Check the condenser fan motor. (Refer to P.55-40.)
Measure at the condenser fan relay (LO) A-06X.
D Disconnect the connector and measure at the junction box
side.
D Ignition switch: ON
(1) Voltage between terminal 2 and body earth.
OK : Battery voltage
(2) Voltage between terminal 4 and body earth.
OK : Battery voltage
Check the following connectors: A-06X, A-45.
OK
Check the trouble
symptoms.
NG
Check the harness betweenthe condenser fan relay (LO) and
the condenser fan motor, and repair if necessary.
Check the following connectors:
<L.H.D.> A-06X, A-43, C-122.
<R.H.D.> A-06X, C-136, C-122.
OK
Check the trouble
symptoms.
NG
Check the harness betweenthe condenser fan relay (LO) and
the Engine-ECU.
OK
Replace the Engine-ECU .
OK
OK
OK
Repair
OK
NG
Repair
NG
Repair
-
Probable cause
D Condenser fan motor fault
D Condenser fan relay (LO) fault
D Harness or connector fault
D Engine-ECU fault
NG
Replace
NG
Replace
(1) NG
Check the following connectors: A-06X, C-135, C-102,
C-209, C-210.
(2) NG
OK
Check the trouble
symptoms.
NG
Check the harness betweenthe condenser fan relay (LO) and
the ignition switch (IG2), and repair if necessary.
Check the following connectors: A-06X.
OK
Check the trouble
symptoms.
NG
Check the harness betweenthe condenser fan relay (LO) and
the battery, and repair if necessary.
Troubleshooting
Repair
NG
NG
Repair