Testing The Reverse Buzzer Circuit - Pioneer 1200 Maintenance Service Manual

11
TROUBLESHOOTING AND ELECTRICAL SYSTEM: FE400 ENGINE

TESTING THE REVERSE BUZZER CIRCUIT

See General Warning, Section 1, Page 1-1.
Use the following chart (Figure 11-19, Page 11-16) to begin troubleshooting the reverse buzzer circuit.
BAD FUSE
DETERMINE CAUSE
OF THE BLOWN FUSE
REPLACE FUSE
Page 11-16 2003 Pioneer 1200/1200SE Gasoline Vehicle Maintenance and Service Manual
REVERSE BUZZER
WILL NOT FUNCTION
CHECK FUSE
(TEST PROCEDURE 2)
REVERSE BUZZER
WILL NOT FUNCTION AND
ENGINE WILL NOT CRANK
CHECK BATTERY
(TEST PROCEDURE 1)
CHECK GROUND STRAPS
(TEST PROCEDURE 3)
WIRES CORRECTLY
CONNECTED
CHECK CONTINUITY
OF CIRCUIT WIRES
NO CONTINUITY
REPLACE WIRE
Figure 11-19 Testing the Reverse Buzzer Circuit
GOOD FUSE
REVERSE BUZZER
WILL NOT FUNCTION AND
ENGINE WILL CRANK
CHECK REVERSE BUZZER
LIMIT SWITCH
(TEST PROCEDURE 19)
USE MULTIMETER
TO TEST LIMIT SWITCH
CORRECT
CONTINUITY READING
CHECK WIRE CONNECTION
TO THE REVERSE BUZZER
(TEST PROCEDURE 20)
WIRES INCORRECTLY
CONNECTED
RECONNECT WIRES
TO REVERSE BUZZER
CONTINUITY
REPLACE REVERSE BUZZER
Circuit Testing
INCORRECT
CONTINUITY READING
REPLACE LIMIT SWITCH