Thermostat Heater Control Circuit Open Bmw Cost

The auto repair labor rates vary widely across the country and even within the same city.

Thermostat heater control circuit open bmw cost.

Obd ii code p0597 is defined as a thermostat heater control circuit open. What does that mean. What the p0597 code means. The cost to diagnose the p0597 bmw code is 1 0 hour of labor.

If the pcm detects an incorrect signal from thermostat the pcm will set code p0597. The driver is equipped with a feedback circuit that is pulled up to a voltage. How to repair p0597 bmw code thermostat heater control circuit 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.

Cooling fans may stay on all the time. The ecm can determine if the control circuit is open shorted to ground or shorted to a voltage by monitoring the feedback voltage. Most auto repairs shops charge between 75 and 150 per hour. The control circuit is most likely either open or short.

An electronically controlled thermostat is composed of multiple temperature and load sensors a computer program and a control housing with a built in thermostat. The ecm controls the engine coolant thermostat heater by grounding the control circuit with a solid state device called a driver. The p0597 trouble code signifies that a thermostat heater control circuit is open. Some newer engines utilize thermostats that are electronically controlled by the engine control module pcm.

However specific troubleshooting steps will vary depending on the vehicle. Thermostat heater control circuit open.