DTC B1024-87: Start Control Unit - Missing message: Action
- Refer to the appropriate electrical circuit wiring diagrams and check the power and ground connections to the start control unit. Refer to the appropriate electrical circuit wiring diagrams and check LIN bus circuits. Clear diagnostic trouble code and retest
- If no circuit faults are present, check and install new start control unit as required. Refer to the warranty policy and procedures manual, or determine if any prior approval program is in operation, prior to the installation of a new module/component