DTC P0666-64: Control Module Internal Temperature Sensor "A" Circuit - Signal plausibility failure: Action

WARNING: This page is about a different car, the 2021 Land Rover Range Rover and 2020 Land Rover Range Rover. However, it is still accessible from the selected car via links, so may be relevant.

Using the Jaguar Land Rover approved diagnostic equipment, check the DTC error count. Refer to the TCCM DTC Error Count Pinpoint Test instructions in the relevant Diagnosis and Testing service information. For additional information, refer to: TRANSFER CASE .