DTC B12D3-11: Front Door Lock-Link Switch (LH) Circuit Malfunction: Notes
WARNING: This page is about a different car, the 2016 Mazda CX-3. However, it is still accessible from the selected car via links, so may be relevant.
| Description |
Front door lock-link switch (LH) circuit malfunction |
| Detection condition |
- Any of the following conditions is met with the ignition switched ON (engine off or on).
- The BCM detected a short to ground in the front door lock-link switch (LH) lock circuit for 5 s or more
with the front door lock-link switch (LH) unlocked.
- The BCM detected a short to ground in the front door lock-link switch (LH) unlock circuit for 5 s or more
with the front door lock-link switch (LH) locked.
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| Fail-safe |
Not applicable |
| Possible cause |
- Front door latch and lock actuator (LH) connector or terminal malfunction
- Front door lock-link switch (LH) malfunction
- Start stop unit connector or terminal malfunction
- BCM connector or terminal malfunction
- Short to ground in wiring harness between the following terminals:
- Front door latch and lock actuator (LH) terminal B-BCM terminal 2B
- Front door latch and lock actuator (LH) terminal D-BCM terminal 2A
- Start stop unit terminal 1P-Front door latch and lock actuator (LH) terminal D
- Start stop unit malfunction
- BCM malfunction
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