DTC U0103-87: Lost Communication With Gear Shift Control Module A - Missing message: Action
- Refer to the electrical circuit diagrams and check the gear shift control module power and ground circuits for open circuit, high resistance. Repair the wiring harness as necessary
- Using the Jaguar Land Rover approved diagnostic equipment, 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. Repair the wiring harness as necessary
- Using the Jaguar Land Rover approved diagnostic equipment, check the gear shift control module for related DTCs and refer to the relevant DTC index