Diagnostic Trouble Code (DTC) Information Mmm-4000: Notes
Condition
The Multimedia module (MMM) checks the communication with the integrated TMC receiver.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- No or interrupted communication with the integrated TMC receiver.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Activating the integrated TMC receiver.
NOTE:
The control module can only detect the fault once the test has been started and the diagnostic trouble code (DTC) is stored when the conditions are met.
Substitute Value
- None.
Possible Source
- Damaged multimedia module (MMM).
Fault symptom[s]
- Traffic information is not displayed/updated
- Navigation; No Functionality