DTC P0597-13 Thermostat Heater Control Circuit/Open - Circuit open: Action
- Inspect connectors for signs of water ingress and pins for damage and/or corrosion
- Refer to the system wiring diagrams and check coolant thermostat heater circuit for short circuit to ground, short circuit to power, open circuit, high resistance
- Using the Jaguar Land Rover approved diagnostic equipment, clear the Diagnostic Trouble Code(s) and retest
- Check and install a new coolant thermostat heater as required