P0597 Lincoln Thermostat Heater Control Circuit Open
Possible causes
– Failed Engine Cooling Thermostat
– Engine Cooling Thermostat harness is open or shorted
– Engine Cooling Thermostat circuit poor electrical connection
– Engine Cooling Thermostat harness is open or shorted
– Engine Cooling Thermostat circuit poor electrical connection
Tech description
If there are not coolant system leaks, replaced the thermostat to fix the problem.
What about the obd code?
The P0597 Lincoln is triggered when there is an open or short thermostat heather control circuit.
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
Lincoln Vehicle:Lincoln Mark LT,Lincoln MKS,Lincoln MKX,Lincoln MKZ,Lincoln Navigator,Lincoln Navigator L,Lincoln Town Car,Lincoln Zephyr,