Washer Motor Circuit
WASHER MOTOR CIRCUIT
Diagnosis Procedure
WITHOUT REAR VIEW CAMERA WASHER CONTROL SYSTEM
Regarding Wiring Diagram information, refer to {LINK_TO:0000000007986997}, "Wiring Diagram - With Rear View Camera Washer
Control System".
1. CHECK FRONT WASHER MOTOR FUSE
1.Turn the ignition switch OFF.
2.Check that the following fuse is not blown.
Is the fuse blown?
YES- Replace the blown fuse after repairing the affected circuit.
NO- GO TO 2.
2. CHECK FRONT WASHER MOTOR POWER SUPPLY
1.Disconnect front washer motor.
2.Turn ignition switch ON.
3.Check voltage between front washer motor harness connector E226 and ground.
Is the inspection result normal?
YES- GO TO 3.
NO- Repair or replace the harness or connectors.
3. CHECK FRONT WASHER MOTOR CIRCUIT CONTINUITY
1.Turn the ignition switch OFF.
2.Disconnect combination switch (wiper and washer switch).
3.Check continuity between combination switch (wiper and washer switch) harness connector M28 and front washer motor E226.
Is the inspection result normal?
YES- GO TO 4.
NO- Repair or replace the harness or connectors.
4. CHECK WIPER AND WASHER SWITCH GROUND CIRCUIT
Check continuity between combination switch (wiper and washer switch) harness connector M28 and ground.
Is the inspection result normal?
YES- GO TO 5.
NO- Repair or replace the harness or connectors.
5. CHECK WIPER AND WASHER SWITCH
Check wiper and washer switch. Refer to "Component Inspection" Component Inspection.
Is the inspection result normal?
YES- Replace front washer motor. Refer to "Removal and Installation" Removal And Installation.
NO- Replace wiper and washer switch. Refer to "Removal and Installation" Service and Repair.
WITH REAR VIEW CAMERA WASHER CONTROL SYSTEM
Regarding Wiring Diagram information, refer to {LINK_TO:0000000007986997}, "Wiring Diagram - With Rear View Camera Washer
Control System".
1. CHECK WASHER MOTOR FUSE
1.Turn the ignition switch OFF.
2.Check that the following fuse is not blown.
Is the fuse blown?
YES- Replace the blown fuse after repairing the affected circuit.
NO- GO TO 2.
2. CHECK WASHER SWITCH OPERATION
With CONSULT
1.Select FRONT WASHER SW of BCM active test item.
2.While operating the test, check front wiper operation.
Is the inspection result normal?
YES- GO TO 3.
NO- Refer to "Component Inspection" Component Inspection.
3. CHECK COMBINATION SWITCH CIRCUIT CONTINUITY
1.Turn the ignition switch OFF.
2.Disconnect the combination switch and rear view camera washer control unit.
3.Check continuity between rear view camera washer control unit harness connector B16 and combination switch harness connector M28.
Is the inspection result normal?
YES- GO TO 4.
NO- Repair or replace the harness or connectors.
4. CHECK WASHER MOTOR POWER SUPPLY
1.Disconnect the washer motor.
2.Turn ignition switch ON.
3.Check voltage between washer motor harness connector E226 and ground.
Is the inspection result normal?
YES- GO TO 9.
NO- GO TO 5.
5. CHECK WASHER MOTOR POWER SUPPLY CONTINUITY
1.Turn ignition OFF.
2.Disconnect the washer motor connector harness.
3.Check continuity between the washer motor harness connector E226 and the rear view camera washer control unit harness connector B16.
Is the inspection result normal?
YES- GO TO 6.
NO- Repair or replace the harness or connectors.
6. CHECK REAR VIEW CAMERA WASHER CONTROL UNIT POWER SUPPLY
1.Disconnect the rear view camera washer control unit.
2.Turn ignition switch ON.
3.Check voltage between the rear view camera washer control unit harness connector B16 and ground.
Is the inspection result normal?
YES- GO TO 10.
NO- Repair or replace the harness or connectors.
7. CHECK REAR VIEW CAMERA WASHER CONTROL UNIT POWER SUPPLY CONTINUITY
1.Turn ignition OFF.
2.Check continuity between rear view camera washer control unit harness connector B16 and IPDM E/R
harness connector E200.
Is the inspection result normal?
Yes- Refer to "Diagnosis Procedure" Diagnosis Procedure.
NO- GO TO 8.
8. CHECK WASHER MOTOR GROUND CIRCUIT
Check continuity between combination switch harness connector E226 and ground.
Is the inspection result normal?
YES- Replace the washer pump. Refer to "Removal and Installation" Removal And Installation.
NO- GO TO 9.
9. CHECK WASHER MOTOR GROUND CIRCUIT CONTINUITY
1.Turn the ignition switch OFF.
2.Check continuity between rear view camera washer control unit harness connector B16 and front washer motor E226.
Is the inspection result normal?
YES- GO TO 10.
NO- Repair or replace the harness or connectors.
10. CHECK REAR VIEW CAMERA WASHER CONTROL UNIT GROUND CIRCUIT.
Check continuity between rear view camera washer control unit connector B16 and ground.
Is the inspection result normal?
YES- Replace rear view camera washer control unit.
NO- Repair or replace the harness or connectors.