The control circuit is most likely either open or short.
Thermostat heater control circuit open chevy spark.
P0599 engine coolant thermostat heater control circuit high voltage.
The ecm can determine if the control circuit is open shorted to ground or shorted to a voltage by monitoring the feedback voltage.
The codes p0597 p0598 and p0599 all refer to an electronically controlled engine thermostat.
P0598 engine coolant thermostat heater control circuit low voltage.
The driver is equipped with a feedback circuit that is pulled up to a voltage.
Thermostat heater control circuit open.
P0559 can also be set by a short to voltage condition.
Thermostat heater control circuit high.
P0597 or p0598 can be set by a short to ground condition or an open or high resistance condition.
The codes p0597 p0598 and p0599 all refer to an electronically controlled engine thermostat.
The driver is equipped with a feedback circuit that is pulled up to a voltage.
However specific troubleshooting steps will vary depending on the vehicle.
What does that mean.
What does that mean.
Remove the electrical.
However specific troubleshooting steps will vary depending on the vehicle.
The p0597 trouble code signifies that a thermostat heater control circuit is open.
If a pcm powertrain control module stores this code it s because the engine s thermostat is experiencing an issue with the control voltage.
This is a generic powertrain diagnostic trouble code dtc which means it covers all makes models 1996 newer.
The ecm controls the engine coolant thermostat heater by grounding the control circuit with a solid state device called a driver.