DTC U0146-87: Lost Communication With Gateway "A" - Missing Message: Action
- Refer to the electrical circuit diagrams and check the gateway module power and ground circuits for open circuit, high resistance
- Using the manufacturer approved diagnostic system, perform a FlexRay network integrity test. Refer to the electrical circuit diagrams and check the FlexRay bus circuit for short circuit to ground, short circuit to power, open circuit, high resistance
- Using the manufacturer approved diagnostic system, check the gateway module for related DTCs and refer to the relevant DTC index