DTC P1770-04: Clutch Solenoid Circuit - System internal failures: Action
- Prioritized steps to perform:
- Check battery charge and condition and record values
- Read all DTCs and investigate any DTCs relating to battery voltage supply
- Using the Jaguar Land Rover approved diagnostic equipment, check for other transmission related DTCs and refer to the relevant DTC index
- Disconnect transmission connector at transmission and check for water ingress to the connector. Rectify as required
- Using the Jaguar Land Rover approved diagnostic equipment, reconfigure the transmission control module with the latest level software
- Using the Jaguar Land Rover approved diagnostic equipment, clear DTCs and retest
- If the fault persists, check the transmission fluid level using the Jaguar Land Rover approved diagnostic equipment to run the 8-speed ZF - Automatic Transmission Fluid Level Check Application. Refer to the relevant service information and check the automatic transmission fluid quality For additional information, Refer to: TRANSMISSION OIL COLOR CHART If the automatic transmission fluid condition is unsatisfactory, raise a Technical Assist (TA) for further support
- If the fault persists, raise a Technical Assist (TA) for further support