Front passenger's door lock knob switch circuit troubleshooting
WARNING: This page is about a different car, the 2011 Honda Insight and 2010 Honda Insight. However, it is still accessible from the selected car via links, so may be relevant.
- Turn the ignition switch to ON (II).
- With the front passenger's door lock knob switch in LOCK position, select SECURITY with the HDS, and enter the DATA LIST.
- Check the ON/OFF information of the FRONT PASSENGER'S DOOR LOCK KNOB SW (UNLOCK) in the DATA LIST.
Is the data list value indicated ON?
YES -Go to step 4.
NO -Go to step 8.
- Disconnect the front passenger's door lock actuator/knob switch 10P connector.
- Check the ON/OFF information of the FRONT PASSENGER'S DOOR LOCK KNOB SW (UNLOCK) in the DATA LIST.
Is the data list value indicated OFF?
YES -Faulty front passenger's door lock knob switch; replace the door latch.
NO -Go to step 6.
- Disconnect under-dash fuse/relay box connector M (34P).
- Check for continuity between under-dash fuse/relay box connector M (34P) terminal No. 24 and body ground.Fig 1: Checking Continuity Between Under-Dash Fuse/Relay Box Connector M (34P) Terminal No. 24 And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Is there continuity?
YES -Repair a short to ground in the wire.
NO -Faulty MICU; replace the under-dash fuse/relay box.
- Disconnect the front passenger's door lock actuator/knob switch 10P connector.
- Connect front passenger's door lock actuator/knob switch 10P connector terminal No. 8 and body ground with a jumper wire.
- Check the ON/OFF information of the FRONT PASSENGER'S DOOR LOCK KNOB SW (UNLOCK) in the DATA LIST.
Is the data list value indicated ON?
YES -Go to step 11.
NO -Go to step 12.
- Check for continuity between front passenger's door lock actuator/knob switch 10P connector terminal No. 10 and body ground.Fig 3: Checking Continuity Between Front Passenger's Door Lock Actuator/Knob Switch 10P Connector Terminal No. 10 And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Is there continuity?
YES -Faulty front passenger's door lock knob switch; replace the door latch.
NO -Repair an open or high resistance in the wire or poor ground (G502).
- Connect under-dash fuse/relay box connector M (34P) terminal No. 24 and body ground with a jumper wire.
- Check the ON/OFF information of the FRONT PASSENGER'S DOOR LOCK KNOB SW (UNLOCK) in the DATA LIST.
Is the data list value indicated ON?
YES -Repair an open or high resistance in the wire.
NO -Faulty MICU; replace the under-dash fuse/relay box.