DTC P017B-62: Cylinder Head Temperature Sensor Circuit Range/Performance - Signal compare failure: Action
- Check cooling system for mechanical and fluid integrity
- Check cooling fan system for mechanical integrity
- Check thermostat system for mechanical integrity
- Refer to the appropriate system wiring diagrams and check the cylinder head temperature sensor circuit for short circuit to ground, short circuit to power, open circuit, high resistance
- Inspect connectors for signs of water ingress, and pins for damage and/or corrosion
- Check and install a new cylinder head temperature sensor as required
- Refer to the relevant service information and check the engine cooling system to ensure the coolant condition, level and flow is correct
- Using the Jaguar Land Rover approved diagnostic equipment, clear all stored DTCs and retest