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B2375

Read the instructions below then start the fault diagnostic procedure.

Symptom: Experienced temperature in cabin is too high or low when compared to set temperature.

B2375


Heater box solenoid. Shorted to B+

Heater box solenoid. Open circuit/shorted to ground


Fault symptom

Experienced temperature in cabin is too high or low when compared to set temperature.

Conditions

The following conditions apply:


Shorted to B+ is indicated when the output for the heater box solenoid is activated and the voltage on pin 24 exceeds 6 V.

Measured every 440 ms and 5 measurements in a row are required to generate a diagnostic trouble code.

The diagnostic trouble code is erased after ignition has been switched on 20 times if the problem conditions have not been fulfilled.

The output is closed when the diagnostic trouble code is generated.