The engine coolant thermostat heater controls coolant flow and regulates the engine operating temperature.
Chevy cruze thermostat heater control circuit.
Thermostat heater control circuit high.
This is a generic powertrain diagnostic trouble code dtc which means it covers all makes models 1996 newer.
The engine control module ecm controls the pulse width modulated pwm thermostat.
However specific troubleshooting steps will vary depending on the vehicle.
Car makers routinely install smaller turbocharged engines to lower vehicle weight and improve gas mileage and emissions.
Error code p0599 is defined as thermostat heater control circuit high.
A p0597 engine coolant thermostat heater control circuit trouble code indicates a problem with the thermostat heater wiring harness electrical connector or the thermostat housing itself.
What does that mean.
The ecm can determine if the control circuit is open shorted to ground or shorted to a voltage by monitoring the feedback voltage.
The ecm supplies 12 v to the thermostat.
The ecm controls the engine coolant thermostat heater by grounding the control circuit with a solid state device called a driver.
My chevy cruze 2012 ls is showing p 2096 post catalyst fuel trim system low limit and p0597 engine coolant thermostat heater control circuit the vehicle perform as normal this was appeared when i had a coolant leakage problem and i replace one pipe.
The control circuit is most likely either open or short.
The ecm supplies 12 v to the thermostat.
The engine coolant thermostat heater controls coolant flow and regulates the engine operating temperature.
The p0597 trouble code signifies that a thermostat heater control circuit is open.
The codes p0597 p0598 and p0599 all refer to an electronically controlled engine thermostat.
Why use a heated thermostat.
The ecm controls the engine coolant thermostat heater by grounding the control circuit with a solid state device called a driver.
What the p0597 code means if a pcm powertrain control module stores this code it s because the engine s thermostat is experiencing an issue with the control voltage.
The driver is equipped with a feedback circuit that is pulled up to a voltage.