Washer Motor Circuit

WASHER MOTOR CIRCUIT

Diagnosis Procedure

Regarding Wiring Diagram information, [1][2]Electrical Diagrams.

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 fuse after repairing the affected circuit.
NO- GO TO 2

2. CHECK FRONT WASHER MOTOR POWER SUPPLY

1.Turn ignition switch OFF.
2.Disconnect front washer motor.
3.Turn ignition switch ON.
4.Check voltage between front washer motor harness connector and ground.





Is the measurement value normal?
YES- GO TO 3.
NO- GO TO 5.

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 and front washer motor.





4.Check continuity between combination switch (wiper and washer switch) harness connector and ground.





Is the measurement normal?
YES- GO TO 4
NO- Repair or replace harness.

4. CHECK WIPER AND WASHER SWITCH GROUND CIRCUIT

Check continuity between combination switch (wiper and washer switch) harness connector and ground.





Does continuity exist?
YES- GO TO 6
NO- Repair or replace harness.

5. CHECK FRONT WASHER MOTOR OPEN CIRCUIT

1.Turn the ignition switch OFF.
2.Disconnect IPDM E/R.
3.Check continuity between IPDM E/R harness connector and front washer motor.





Does continuity exist?
YES- Replace IPDM E/R. Service and Repair.
NO- Repair or replace harness.

6. CHECK WIPER AND WASHER SWITCH

Check wiper and washer switch. Component Inspection.
Is the inspection result normal?
YES- Replace front washer motor. Service and Repair.
NO- Replace wiper and washer switch. Service and Repair.