DTC U0140-87: Lost Communication With Body Control Module - Missing message: Action
- Refer to the appropriate system wiring diagrams and check the body control module 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 FlexRay 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, check the body control module for related DTCs and refer to the relevant DTC index