Nissan Sentra Service Manual: Washer motor circuit
Diagnosis Procedure
Regarding Wiring Diagram information, refer to WW-24, "Wiring Diagram - With Intelligent Key" or WW-29, "Wiring Diagram - Without Intelligent Key".
1. Check front washer motor fuse
- Turn the ignition switch OFF.
- 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
- Disconnect front washer motor.
- Turn ignition switch on.
- Check voltage between front washer motor harness connector e8 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
- Turn the ignition switch OFF.
- Disconnect combination switch (wiper and washer switch).
- Check continuity between combination switch (wiper and washer switch) harness connector m28 and front washer motor e8.
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 WW-45, "Component Inspection".
Is the inspection result normal? YES >> Replace front washer motor. Refer to WW-62, "Removal and Installation".
NO >> Replace wiper and washer switch. Refer to WW-63, "Removal and Installation".
Front wiper motor ground circuit
Diagnosis procedure
Regarding Wiring Diagram information, refer to WW-24, "Wiring Diagram - With
Intelligent Key" or WW-29,
"Wiring Diagram - Without Intelligent Key".
1.Check ...
Washer switch
Description
Washer switch is integrated with combination switch (wiper and washer
switch).
Combination switch (wiper and washer switch) supplies ground and fuse #
6 supplies power for the ...
Other materials:
Ecu diagnosis information
Av control unit
Reference value
TERMINAL LAYOUT
PHYSICAL VALUES
Dtc index
...
Can communication circuit
Diagnosis procedure
1.Connector inspection
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Disconnect all the unit connectors on can communication system.
Check terminals and connectors for damage, bend and loose connection.
Is the inspection resu ...
Basic inspection
Diagnosis and repair workflow
Workflow
OVERALL SEQUENCE
DETAILED FLOW
1.INTERVIEW CUSTOMER
Interview the customer to obtain as much information as possible about the
conditions and environment under
which the malfunction occurred.
>> GO TO 2.
2.SYMPTOM CHECK
Verify symptoms.
...