Driver's door key cylinder 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.
NOTE:
Before troubleshooting, check the B-CAN DTCs. If any DTC is indicated, refer to the B-CAN System Diagnosis Test Mode A (see TROUBLESHOOTING - B-CAN SYSTEM DIAGNOSIS TEST MODE A
), and troubleshoot the indicated DTC(s) first.
- Turn the ignition switch to ON (II).
- Disconnect the 10P connector from the driver's door lock actuator/knob switch.
- Connect driver's door lock actuator/knob switch 10P connector terminal No. 9 and body ground with a jumper wire.
- Select SECURITY with the HDS, and enter the DATA LIST.
- Check the ON/OFF information of the DRIVER'S DOOR KEY CYLINDER SWITCH (LOCK) in the DATA LIST.
Is the data list value indicated ON?
YES -Go to step 6.
NO -Go to step 8.
- Test the door key cylinder switch (see DOOR KEY CYLINDER SWITCH TEST ).
Is the switch OK?
YES -Go to step 7.
NO -Faulty driver's door key cylinder switch; replace the door latch (see FRONT DOOR LATCH REPLACEMENT ).
- Check for continuity between driver's door lock actuator/knob switch 10P connector terminal No. 5 and body ground.Fig 2: Checking Continuity Between Driver's Door Lock Actuator/Knob Switch 10P Connector Terminal No. 5 And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Is there continuity?
YES -Faulty MICU; replace the under-dash fuse/relay box.
NO -Repair an open or high resistance in the wire or poor ground (G501).
- Connect under-dash fuse/relay box connector E (12P) terminal No. 3 and body ground with a jumper wire.
- Check the ON/OFF information of the DRIVER'S DOOR KEY CYLINDER SWITCH (LOCK) 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.