DTC B1512-87: Lost Communication with Steering Switch Control Module Missing Message; DTC B1513-87: Lost Communication with Steering Switch Control Module (Multiplex Switch) Missing Message [11/2021 - ]: Description
w/ Touch Tracer Operation
- The multiplex network steering ECU and steering pad switch assembly are connected to the combination meter assembly via CXPI communication line. If a CXPI communication malfunction is detected, the combination meter assembly stores DTC B1512-87 or B1513-87.
w/o Touch Tracer Operation
- The multiplex network steering ECU is connected to the combination meter assembly via CXPI communication line. If a CXPI communication malfunction is detected, the combination meter assembly stores DTC B1512-87.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | DTC Output from | Priority |
|---|---|---|---|---|---|
| B1512-87 | Lost Communication with Steering Switch Control Module Missing Message | Diagnosis Condition:
Malfunction Status:
Malfunction Time:
|
|
Combination Meter | A |
| B1513-87 | Lost Communication with Steering Switch Control Module (Multiplex Switch) Missing Message | Diagnosis Condition:
Malfunction Status:
Malfunction Time:
|
|
Combination Meter | A |