DTC B1026-87: Communication Error Between Body Control Module (BCM) And Steering Lock Unit (BCM)
B1026:87 (BCM) DETECTION CONDITION AND POSSIBLE CAUSE
| System malfunction location |
Communication error between body control module (BCM) and steering lock unit |
| Detection condition |
- The body control module (BCM) cannot receive the signals from the steering lock unit.
|
| Fail-safe |
|
| Possible cause |
- Malfunction in wiring harness (including connector/terminal) between steering lock unit and body control module (BCM) (see CIRCUIT INSPECTION
.) (see CONNECTOR INSPECTION
.)
- Steering lock unit malfunction (Refer to applicable ELECTRIC POWER STEERING SYSTEM
in the service information.)
- Body control module (BCM) malfunction (Refer to applicable BODY CONTROL MODULE (BCM) REMOVAL/INSTALLATION
in the service information.)
|
| Repeatability verification procedure |
- Clear the DTC recorded in the memory. (see CLEARING DTC
.)
|
 Courtesy of MAZDA MOTORS CORP.
|
| 1 |
Body control module (BCM) |
| 2 |
Steering lock unit |