Chevy Cruze Thermostat Heater Control Circuit

The ecm supplies 12 v to the thermostat.

Chevy cruze thermostat heater control circuit.

This is a generic powertrain diagnostic trouble code dtc which means it covers all makes models 1996 newer. 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. 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 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. Car makers routinely install smaller turbocharged engines to lower vehicle weight and improve gas mileage and emissions. The engine coolant thermostat heater controls coolant flow and regulates the engine operating temperature.

Thermostat heater control circuit high. The engine control module ecm controls the pulse width modulated pwm thermostat. What does that mean. The ecm controls the engine coolant thermostat heater by grounding the control circuit with a solid state device called a driver.

The codes p0597 p0598 and p0599 all refer to an electronically controlled engine thermostat. The ecm can determine if the control circuit is open shorted to ground or shorted to a voltage by monitoring the feedback voltage. The p0597 trouble code signifies that a thermostat heater control circuit is open. 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.

The engine control module ecm controls the pulse width modulated pwm thermostat. The ecm supplies 12 v to the thermostat. Why use a heated thermostat. The control circuit is most likely either open or short.

The ecm controls the engine coolant thermostat heater by grounding the control circuit with a solid state device called a driver.