DTC U0139-00: Lost communication with Adaptive Damping Control Module - Missing message: Action
- Refer to the appropriate electrical circuit wiring diagrams and check the power and ground connections to the continuously variable damping module
- Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the appropriate electrical circuit wiring diagrams and check the CAN network between the continuously variable damping module and the instrument cluster
- Check the continuously variable damping module for related diagnostic trouble codes and refer to the relevant diagnostic trouble code index