DTC B1024-87: Start Control Unit - Missing message: Action
- Refer to the appropriate system wiring diagrams and check the immobilizer antenna unit power and ground circuits for open circuit, high resistance. Repair the wiring harness as necessary
- Refer to the appropriate system wiring diagrams and check the LIN bus circuit for short circuit to ground, short circuit to power, open circuit, high resistance. Repair the wiring harness as necessary
- Using the manufacturer approved diagnostic system, clear the DTCs and retest. If the fault persists, install a new immobilizer antenna unit