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Home >> BMW >> 2016 >> 335i Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 1084 (Self Diagnosis - Diagnostic Trouble Codes (N20 & N26)) >> Fault Code Tests >> DTC P15FC: BMW DTC 1B9A01; DME -- External Engine Off Timer INCREMENTATION Too Fast During ECM After Running >> Fault description

Fault description

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Diagnosis compares the DME's internal timer with the timer in the instrument panel when the ignition is switched back on during after-run of the control unit.

Fault monitoring conditions:

The fault is detected when the internal timers deviate too far from each other.

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