Fault Profile M-ASK 0306 (M-ASK-BO User Interface or M-ASK-GW Gateway or M-ASK-NAV Navigation System)

Fault Patterns, Malfunction In Navigation System Business

The navigation system Business (M-ASK) is a complex control module with a large number of possible fault patterns. The following list shows known symptoms in the functional area M-ASK audio and navigation. Fault patterns from the functional areas of telephone and Telematic services as well as integrated heating / air conditioner control are not covered in this test module.

Navigation

No. Symptom
401 Sporadic fault: navigation fault due to loss of position
403 Unfavorable route selection with operation without navigation DVD inserted
412 Navigation DVD is not recognized

General

No. Symptom
002 Loss of settings
005 Reprogramming of M-ASK no longer possible after program termination 1060
007 Navigation DVD label comes loose
008 DVD lock inactive after overall encoding

Operation

No. Symptom
101 Radio control without function

Display

No. Symptom

M-ASK audio

No. Symptom
302 Correct audio source only after a few seconds
303 Fade control does not completely mute the loudspeakers.
304 Playback problems with CD operation
314 E87: maximum volume that can be set is too low
315 Sporadic audio breaks