Diagnosis Procedure

ENCODER


PASSENGER SIDE : Description

Detects condition of the front power window motor RH operation and transmits to power window and door lock/unlock switch RH as pulse signal.





ENCODER


PASSENGER SIDE : Diagnosis Procedure

Regarding Wiring Diagram information, Power Window Main Switch.
1. CHECK ENCODER SIGNAL





1. Turn ignition switch ON.
2. Check signal between power window and door lock/unlock switch RH connector and ground with oscilloscope.










Is the inspection result normal?
YES - Check intermittent incident. Intermittent Incident.
NO - GO TO 2
2. CHECK FRONT POWER WINDOW MOTOR RH POWER SUPPLY





1. Disconnect front power window motor RH.
2. Check voltage between front power window motor RH connector and ground.





Is the measurement value within the specification?
YES - GO TO 4
NO - GO TO 3
3. CHECK HARNESS CONTINUITY 1





1. Turn ignition switch OFF.
2. Disconnect power window and door lock/unlock switch RH.
3. Check continuity between power window and door lock/unlock switch RH connector and front power window motor RH connector.





4. Check continuity between power window and door lock/unlock switch RH connector and ground.





Is the inspection result normal?
YES - Replace power window and door lock/unlock switch RH. Front Power Window Switch.
NO - Repair or replace harness.
4. CHECK GROUND CIRCUIT





1. Turn ignition switch OFF.
2. Check continuity between front power window motor RH connector and ground.





Is the inspection result normal?
YES - GO TO 6
NO - GO TO 5
5. CHECK HARNESS CONTINUITY 2





1. Disconnect power window and door lock/unlock switch RH.
2. Check continuity between power window and door lock/unlock switch RH connector and front power window motor RH connector.





Is the inspection result normal?
YES - Replace power window and door lock/unlock switch RH. Front Power Window Switch.
NO - Repair or replace harness.
6. CHECK HARNESS CONTINUITY 3





1. Disconnect power window and door lock/unlock switch RH.
2. Check continuity between power window and door lock/unlock switch RH connector and front power window motor RH connector.





3. Check continuity between power window and door lock/unlock switch RH connector and ground.





Is the inspection result normal?
YES - Replace front power window motor RH. Service and Repair.
NO - Repair or replace harness.