Check Encoder Circuit (Passenger Side)

POWER WINDOW SYSTEM


Check encoder Circuit (Passenger Side)

1.CHECK POWER WINDOW MOTOR (FRONT PASSENGER SIDE) POWER SUPPLY
1. Turn ignition switch ON.
2. Check voltage between power window motor (front passenger side) connector and ground.










OK or NG
OK - GO TO 3.
NG - GO TO 2.
2.CHECK HARNESS CONTINUITY 1
1. Turn ignition switch OFF.
2. Disconnect power window sub-switch (front passenger side) and power window motor (front passenger side) connector.
3. Check continuity between power window sub-switch (front passenger side) connector and power window motor (front passenger side) connector.










4. Check continuity between power window sub-switch (front passenger side) connector and ground.





OK or NG
OK - Replace power window sub-switch (front passenger side).
NG - Repair or replace harness.
3.CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect power window motor (front passenger side) connector.
3. Check continuity between power window motor (front passenger side) connector and ground.










OK or NG
OK - GO TO 5.
NG - GO TO 4.
4.CHECK HARNESS CONTINUITY 2
1. Disconnect power window sub-switch (front passenger side) connector.
2. Check continuity between power window sub-switch (front passenger side) connector power window motor (front passenger side) connector.










OK or NG
OK - Replace power window sub-switch (front passenger side).
NG - Repair or replace harness.
5.CHECK ENCODER SIGNAL
1. Connect power window motor (front passenger side) connector.
2. Turn ignition switch ON.
3. Check signal between power window sub-switch (front passenger side) connector and ground with oscilloscope.















OK or NG
OK - Replace power window sub-switch (front passenger side).
NG - GO TO 6.
6.CHECK HARNESS CONTINUITY 3
1. Turn ignition switch OFF.
2. Disconnect power window sub-switch (front passenger side) and power window motor (front passenger side) connector.
3. Check continuity between power window sub-switch (front passenger side) connector and power window motor (front passenger side) connector.










4. Check continuity between power window sub-switch (front passenger side) connector and power window motor (front passenger side) connector.





OK or NG
OK - Replace power window motor (front passenger side).
NG - Repair or replace harness.