DTC U0167-31: Lost Communication With Vehicle Immobilizer Control Module - No signal: Action
- Vehicle Conditions to Enable DTC Setting Strategy
- Ignition on, engine running
- Prioritized Checks to Perform
- Refer to the electrical circuit 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 electrical circuit diagrams and check the FlexRay network circuit for short circuit to ground, short circuit to power, open circuit, high resistance. Repair the wiring harness as necessary
- Using the Jaguar Land Rover approved diagnostic equipment, check the body control module for related Diagnostic Trouble Code(s) and refer to the relevant DTC index