DTC U202B-93: Ethernet Link to Gateway Module - No operation: Action
- Using the Jaguar Land Rover approved diagnostic equipment, inspect the status bits of the DTC on the appropriate DTC information. If 'Confirmed DTC' status bit is not set ('NO' on display) ignore this DTC
- Using the Jaguar Land Rover approved diagnostic equipment, check the gateway module for related Diagnostic Trouble Code(s) and refer to the relevant DTC index
- Refer to the electrical circuit diagrams and check the Ethernet network circuit for short circuit to ground, short circuit to power, open circuit, high resistance
- Check the driver assistance domain controller connector for integrity and damage, then reconnect sensor to confirm connection
- Using the Jaguar Land Rover approved diagnostic equipment, check the snapshot data D020 to determine the invalid data source control module. Check the relevant control module for related Diagnostic Trouble Code(s) and refer to the relevant DTC index
- If the fault persists install a new driver assistance domain controller