WINDSHIELD WASHER TEST
CONDITION
POSSIBLE CAUSE
CORRECTION
WASHER POWER FEED
FUSE OPEN
1. JUNCTION BLOCK FUSE
#5 BLOWN.
CHECK FUSE #5. REPLACE IF NOT OK.
BLOWN FUSE WHEN
WASHER SWITCH IS
DEPRESSED
1. SHORT IN WIPER /
WASHER SWITCH.
2. SHORT IN MOTOR
POWER CIRCUIT.
3. SHORT IN WASHER
MOTOR.
1. DEFECTIVE WASHER SWITCH. REFER TO
WIPE / WASHER SWITCH DIAGNOSTIC
PROCEDURES.
2. SHORT OR DEFECTIVE CIRCUIT BETWEEN
WIPER / WASHER SWITCH CONNECTOR
TERMINAL #2 AND MOTOR CONNECTOR
TERMINAL #1. IF NOT OK, REPAIR CIRCUIT.
3. REPLACE WASHER MOTOR.
WASHER SYSTEM WILL
NOT FLOW WASHER FLUID
1. JUNCTION BLOCK FUSE
#5 BLOWN.
2. MOTOR CONNECTOR
LOOSE.
3. MOTOR CONNECTOR
TERMINALS BENT.
4. OPEN POWER CIRCUIT
TO SWITCH.
5. OPEN OR DEFECTIVE
WIPER / WASHER SWITCH.
6. OPEN POWER CIRCUIT
TO MOTOR.
7. OPEN OR DEFECTIVE
MOTOR GROUND CIRCUIT.
8. OPEN CIRCUIT IN
MOTOR.
9. SEIZED MOTOR
BEARINGS.
9. PINCHED WASHER
HOSE.
1. SHORT CIRCUIT BETWEEN JUNCTION
BLOCK FUSE #5 AND WIPER SWITCH
TERMINAL #1. SHORT IN WIPER SWITCH. IF
NOT OK, REPAIR CIRCUIT OR REFER TO
WIPER / WASHER SWITCH DIAGNOSTIC
PROCEDURES.
2. PROPERLY SEAT CONNECTOR TO MOTOR.
3. REPAIR TERMINALS AND PROPERLY SEAT
CONNECTOR TO MOTOR.
4. OPEN OR DEFECTIVE CIRCUIT BETWEEN
JUNCTION BLOCK FUSE #5 AND WASHER
SWITCH CONNECTOR TERMINAL #1. IF NOT
OK, REPAIR CIRCUIT.
5. REFER TO WIPER / WASHER SWITCH
DIAGNOSTIC PROCEDURES.
6. OPEN OR DEFECTIVE CIRCUIT BETWEEN
WIPER / WASHER SWITCH CONNECTOR
TERMINAL #2 AND MOTOR CONNECTOR
TERMINAL #1. IF NOT OK, REPAIR CIRCUIT.
7. OPEN OR DEFECTIVE CIRCUIT BETWEEN
WASHER MOTOR CONNECTOR GROUND
TERMINAL #2 AND LEFT HEADLAMP GROUND
#5 OR ENGINE GROUND #1 OR #2.
8. CHECK FOR AN OPEN CIRCUIT ON MOTOR
BETWEEN POWER TERMINAL #1 AND
GROUND TERMINAL #2. IF NOT OK, REPLACE
WASHER MOTOR.
9. APPLY DIRECT BATTERY VOLTAGE TO
MOTOR TERMINALS. IF MOTOR DOES NOT
RUN, REPLACE MOTOR.
10. ASSURE WASHER HOSE IS NOT PINCHED.
IF NOT O.K.,PROPERLY ROUTE WASHER
HOSE.
8K - 2
WIPER AND WASHER SYSTEMS
300M
DIAGNOSIS AND TESTING (Continued)