Parking Assist System - Inop/False Warnings/DTC's Set

SI B 66 07 08
Distance Systems, Cruise Control, Remote Control

January 2009
Technical Service

SUBJECT
PDC Malfunction

MODEL
E63, E64 (M6)

SITUATION
The PDC (Park Distance Control) is malfunctioning (PDC warning message in CID [Central Information Display], PDC sounding when driving or PDC inoperative).

One or more of the following faults are stored:

PDC - 9E3B PDC: Supply, ultrasonic sensors - Fault currently present

PDC - 9E38 PDC: Wire, ultrasonic sensor, front right - Short to negative

PDC - 9E3A PDC: Wire, ultrasonic sensor, front center left - Short to negative

PDC - 9E39 PDC: Wire, ultrasonic sensor, front left - Short to negative

CAUSE
Pinched wire

CORRECTION
In the case of a customer complaint, using the BMW diagnosis equipment, follow diagnostics and the relevant test plan. If directed by the test plan to check the wiring, the wiring may be pinched in the area of the secondary injection air flow meter.





Loosen the liner in the front right wheel well, in the area behind the front right headlamp.





Inspect the wiring (1) in the area of the secondary injection air flow meter for a pinched wire.

If the wiring is pinched, repair any affected wires (refer to B61 01 07).

If no pinch is located, continue troubleshooting other sections of the PDC wiring.

WARRANTY INFORMATION
Covered under the terms of the BMW New Vehicle Limited Warranty or the Certified Pre-Owned program.





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