Chevy Cruze Thermostat Heater Control Circuit

The driver is equipped with a feedback circuit that is pulled up to a voltage.

Chevy cruze thermostat heater control circuit.

The codes p0597 p0598 and p0599 all refer to an electronically controlled engine thermostat. The p0597 trouble code signifies that a thermostat heater control circuit is open. The ecm supplies 12 v to the thermostat. The control circuit is most likely either open or short.

Error code p0599 is defined as thermostat heater control circuit high. The engine coolant thermostat heater controls coolant flow and regulates the engine operating temperature. However specific troubleshooting steps will vary depending on the vehicle. The ecm can determine if the control circuit is open shorted to ground or shorted to a voltage by monitoring the feedback voltage.

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. What does that mean. Car makers routinely install smaller turbocharged engines to lower vehicle weight and improve gas mileage and emissions. 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.

This code is a generic trouble code that applies to all vehicles equipped with obd ii system especially those models made since 1996 up to present and with the same thermostatic control. Thermostat heater control circuit high. 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.

The ecm controls the engine coolant thermostat heater by grounding the control circuit with a solid state device called a driver. The engine coolant thermostat heater controls coolant flow and regulates the engine operating temperature. 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. Why use a heated thermostat.

The engine control module ecm controls the pulse width modulated pwm thermostat.