B1345
Read the instructions below then
start the fault diagnostic procedure.
Symptom: Perceived temperature in cabin too high or too low compared to the set temperature.
Mixed Air Sensor Left. Short to Ground
Mixed Air Sensor Left. Open Circuit / Short to B+
Fault symptoms
Perceived temperature in cabin too high or too low compared to the set temperature.
Conditions
The following conditions apply:
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Open circuit or short to B+ on pin 19 >4.9 V.
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Short to ground on pin 19<0.1 V.
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Measured every 440 ms and 5 consecutive measurements are required to set a diagnostic trouble code.
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The diagnostic trouble code is deleted after the ignition has been switched on 20 times if the malfunction conditions have not been fulfilled.
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When the diagnostic trouble code is set, the control module uses the default value, which is the relative opening of the air-mixing flap in question multiplied by the coolant temperature.
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