DTC B11E9-11: Rear Door Latch Switch (LH) Circuit Malfunction (BCM): Outline
WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.
DTC B11E9:11 (BCM) DETECTION CONDITION AND POSSIBLE CAUSE
| System malfunction location |
Rear door latch switch (LH) circuit malfunction |
| Detection condition |
- The electrical supply unit (ESU) detects a short to ground in the rear door latch switch (LH) circuit for a continuous 2 times.
Preconditions
- The rear door (LH) closed (rear door latch switch (LH) off).
|
| Fail-safe |
Not applicable |
| Possible cause |
- Rear door latch and lock actuator (LH) connector or terminal malfunction
- Rear door latch switch (LH) malfunction
- Electrical supply unit (ESU) connector or terminal malfunction
- Short to ground in rear door latch switch (LH) signal circuit
- Electrical supply unit (ESU) malfunction
- Body control module (BCM) malfunction
|
 Courtesy of MAZDA MOTORS CORP.
|