B1350
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.
Cabin temperature sensor. Shorted to ground
Cabin temperature sensor. Open circuit/shorted to B+.
Fault symptom
Experienced temperature in cabin is too high or low when compared to set temperature.
Conditions
The following conditions apply:
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Open circuit or short-circuit to B+ on pin 20 >4.9 V.
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Shorted to ground on pin 20 <0.1 V.
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Measured every 440 ms and 5 measurements in a row are required to generate a diagnostic trouble code.
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The diagnostic trouble code is erased after ignition has been switched on 20 times if the problem conditions have not been fulfilled.
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When the diagnostic trouble code is generated, a replacement value is used. The replacement value used at ignition turn-on is the outside temperature and then the calculated temperature at head level for the front-seat passenger and driver.
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