DTC B126A-13: Front Door Lock-Link Switch (Driver's Side) Lock Circuit Malfunction (BCM) (Us): 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 B126A:13 (BCM) (US) DETECTION CONDITION AND POSSIBLE CAUSE
| System malfunction location |
Front door lock-link switch (driver's side) lock circuit malfunction |
| Detection condition |
- The door-electrical supply unit (driver's side) detects an open circuit in the front door lock-link switch (driver's side) lock circuit for a continuous 2 times.
Preconditions
- The front door lock-link switch (driver's side) locked.
|
| Fail-safe |
Not applicable |
| Possible cause |
- Front door latch and lock actuator (driver's side) connector or terminal malfunction
- Open circuit in front door lock-link switch (driver's side) ground circuit
- Front door lock-link switch (driver's side) malfunction
- Door-electrical supply unit (driver's side) connector or terminal malfunction
- Open circuit in front door lock-link switch (driver's side) lock circuit
- Door-electrical supply unit (driver's side) malfunction
- Body control module (BCM) malfunction
|
 Courtesy of MAZDA MOTORS CORP.
|