DTC P0597-13: Thermostat Heater Control Circuit/Open - Circuit open: Action
- Diagnosis of this DTC may require using the Jaguar Land Rover approved diagnostic equipment to check datalogger signals
- 0x0328 Thermostat Heater Control Duty Cycle - %
- Refer to the electrical circuit diagrams and check the electric thermostat circuit for open circuit, high resistance
- Inspect connectors for signs of water ingress and pins for damage and/or corrosion
- Install a new electric thermostat, only when diagnosed as failed
- Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest