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. CONNECT AN OHMMETER ACROSS
WASHER MOTOR TERMINALS #1 AND #2 AND
CHECK FOR A SHORT CIRCUIT. IF NOT OK,
REPLACE WASHER MOTOR.
WASHER SYSTEM WILL
NOT FLOW WASHER FLUID
1. NO WASHER FLUID IN
RESERVOIR.
2. JUNCTION BLOCK FUSE
#5 BLOWN.
3. WASHER HOSE NOT
FLOWING FLUID.
4. MOTOR CONNECTOR
LOOSE.
5. MOTOR CONNECTOR
TERMINALS BENT.
6. OPEN POWER CIRCUIT
TO SWITCH.
7. OPEN OR DEFECTIVE
WIPER / WASHER SWITCH.
8. OPEN POWER CIRCUIT
TO MOTOR.
9. OPEN OR DEFECTIVE
MOTOR GROUND CIRCUIT.
10. OPEN CIRCUIT IN
MOTOR.
11. SEIZED MOTOR
BEARINGS.
1. FILL RESERVOIR.
2. 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.
3. ASSURE WASHER HOSE IS NOT PINCHED,
LOOSE, BROKEN, OR DISCONNECTED. IF
NOT OK, PROPERLY ROUTE OR REPAIR
WASHER HOSE.
4. PROPERLY SEAT CONNECTOR TO MOTOR.
5. REPAIR TERMINALS AND PROPERLY SEAT
CONNECTOR TO MOTOR.
6. OPEN OR DEFECTIVE CIRCUIT BETWEEN
JUNCTION BLOCK FUSE #5 AND WASHER
SWITCH CONNECTOR TERMINAL #1. IF NOT
OK, REPAIR CIRCUIT.
7. CONNECT AN OHMMETER ACROSS WIPER
/ WASHER SWITCH TERMINAL #1 AND #2 AND
DEPRESS WASHER BUTTON AND CHECK
FOR CONTINUITY. IF NOT OK, REFER TO
WIPER / WASHER SWITCH DIAGNOSTIC
PROCEDURES.
8. OPEN OR DEFECTIVE CIRCUIT BETWEEN
WIPER / WASHER SWITCH CONNECTOR
TERMINAL #2 AND MOTOR CONNECTOR
TERMINAL #1. IF NOT OK, REPAIR CIRCUIT.
9. OPEN OR DEFECTIVE CIRCUIT BETWEEN
WASHER MOTOR CONNECTOR GROUND
TERMINAL #2 AND LEFT HEADLAMP GROUND
#5 OR ENGINE GROUND #1 OR 2.
10. CHECK FOR AN OPEN CIRCUIT ON
MOTOR BETWEEN POWER TERMINAL #1 AND
GROUND TERMINAL #2. IF NOT OK, REPLACE
WASHER MOTOR.
11. APPLY DIRECT BATTERY VOLTAGE TO
MOTOR TERMINALS. IF MOTOR DOES NOT
RUN, REPLACE MOTOR.
8K - 4 WIPER AND WASHER SYSTEMS LH
DIAGNOSIS AND TESTING (Continued)