Honda HR-V: Keyless/Power Door Locks/Security System Symptom Troubleshooting - Doors Automatically Relock 30 Seconds After Being Unlocked With The Keyless Remote Even Though A Door Has Been Opened

NOTE: Before troubleshooting, check the B-CAN DTCs. If any DTC is indicated, troubleshoot the indicated DTC first.

1. Determine possible failure area (MICU, others):

1. Move the interior light switch to the DOOR position.
2. Turn the vehicle to the OFF (LOCK) mode.
3. Watch the front individual map light and the door/tailgate open indicator on the gauge control module.

Do the front individual map light and door/tailgate open indicator come on when the door/tailgate is open, and go off when the door/tailgate is closed?

YES

Faulty MICU; replace the under-dash fuse/relay box.

NO

Go to step 2.

2. Open wire check (DR DOOR SW, AS DOOR SW, RR DR DOOR SW, RR AS DOOR SW, TAIL GATE SW lines):

1. Disconnect the following connectors.

Under-dash fuse/relay box connector N (52P) Each door switch 1P connector Tailgate latch switch 2P connector

2. Check for continuity between test points 1 and 2 respectively.

Driver's door switch

Front passenger's door switch

Left rear door switch

Right rear door switch

Tailgate latch switch

Is there continuity?

YES

The DR DOOR SW, AS DOOR SW, RR DR DOOR SW, and RR AS DOOR SW wires are OK. Replace the bad door switch.

YES

The TAIL GATE SW wire is OK. go to step 3.

NO

Repair an open or high resistance in the wire between the MICU and the door switch/tailgate latch switch.

3. Open wire check (GND line):

Check for continuity between test points 1 and 2.

Is there continuity?

YES

The GND wire is OK. Faulty tailgate latch switch; replace the tailgate latch.

NO

Repair an open or high resistance in the ground wire or poor ground (G504).

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