Encoder Circuit Check
- CHECK ENCODER OPERATION
- Ignition switch ON.
- Check signal between power window and door lock/unlock switch RH connector and ground with an oscilloscope.
(+)
(-)
Signal
(Reference value)
Power window and door lock/unlock switch RH
Connector
Terminal
D105
9
Ground
Refer to following signal
10
Is the inspection result normal?
YES
Check intermittent incident. Refer to Inspection .
NO
GO TO 2.
- CHECK FRONT POWER WINDOW MOTOR RH POWER SUPPLY
- Ignition switch ON.
- Check voltage between front power window motor RH connector and ground.
(+)
(-)
Voltage
(Approx.)
Front power window motor RH
Connector
Terminal
D104
2
Ground
10
Is the inspection result normal?
YES
GO TO 4.
NO
GO TO 3.
- CHECK HARNESS CONTINUITY 1
- Ignition switch OFF.
- Disconnect power window and door lock/unlock switch RH connector and front power window motor RH connector.
- Check continuity between power window and door lock/unlock switch RH connector and front power window motor RH connector.
Power window and door lock/unlock switch RH
Front power window motor RH
Continuity
Connector
Terminal
Connector
Terminal
D105
5
D104
2
Yes
- Check continuity between power window and door lock/unlock switch RH connector and ground.
Power window and door lock/unlock switch RH
Ground
Continuity
Connector
Terminal
D105
5
No
Is the inspection result normal?
YES
Replace power window and door lock/unlock switch RH. Refer to Removal and Installation . After that, refer to Work Procedure .
NO
Repair or replace harness or connectors.
- CHECK GROUND CIRCUIT
- Ignition switch OFF.
- Disconnect front power window motor RH connector.
- Check continuity between front power window motor RH connector and ground.
Front power window motor RH
Ground
Continuity
Connector
Terminal
D104
4
Yes
Is the inspection result normal?
YES
GO TO 6.
NO
GO TO 5.
- CHECK HARNESS CONTINUITY 2
- Disconnect power window and door lock/unlock switch RH connector.
- Check continuity between power window and door lock/unlock switch RH connector and front power window motor RH connector.
Power window and door lock/unlock switch RH
Front power window motor RH
Continuity
Connector
Terminal
Connector
Terminal
D105
4
D104
4
Yes
Is the inspection result normal?
YES
Replace power window and door lock/unlock switch RH. Refer to Removal and Installation .
NO
Repair or replace the harness or connectors.
- CHECK HARNESS CONTINUITY 3
- Disconnect power window and door lock/unlock switch RH connector.
Power window and door lock/unlock switch RH
Front power window motor RH
Continuity
Connector
Terminal
Connector
Terminal
D105
10
D9
6
Yes
9
5
- Check continuity between power window and door lock/unlock switch RH connector and front power window motor RH connector.
- Check continuity between power window and door lock/unlock switch RH connector and ground.
Power window and door lock/unlock switch RH
Ground
Continuity
Connector
Terminal
D105
10
No
9
Is the inspection result normal?
YES
Replace front power window motor RH. After that, Refer to Work Procedure .
NO
Repair or replace harness or connectors.
- Disconnect power window and door lock/unlock switch RH connector.