DTC U0156-00: Lost communication with Infotainment Control Module - Missing message: Action
- Refer to the appropriate electrical circuit wiring diagrams and check the power and ground connections to the information and entertainment control 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 information and entertainment control module and the instrument cluster
- Check the information and entertainment control module for related diagnostic trouble codes and refer to the relevant diagnostic trouble code index