DTC P0666-64 Control Module Internal Temperature Sensor "A" Circuit - Signal plausibility failure: Action
- Refer to the appropriate system wiring diagrams and check the power and ground connections to the module
- Using the Jaguar Land Rover approved diagnostic equipment, clear the Diagnostic Trouble Code(s) and retest
- Check and install a new powertrain control module as required. Using the Jaguar Land Rover approved diagnostic equipment, configure the powertrain control module as a new module