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Home >> BMW >> 2013 >> 535i Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Self Diagnosis - N55 - Diagnostic Trouble Codes - DTC P1638 (BMW DTC 100001) Through DTC P10EB (BMW DTC 10BA41) >> DTC P0121; BMW DTC 107A22: Throttle valve, throttle potentiometer 1: Signal implausible in relation to substitute value from filling >> Fault description

Fault description

When a single fault occurs at the throttle valve, the diagnostic function monitors the operation of the remaining sensor. The deviation in the sensor signal is plausibilized against the default value from air mass.