Diagnostic Trouble Code (DTC) Information Mmm-U300098
Condition
The Multimedia module (MMM) checks its internal temperature.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- The temperature is higher than 85 °C.
NOTE:
The DTC may be stored at high ambient temperatures. Only replace the Multimedia module (MMM) in the event of a direct customer complaint about DTC MMM-U300098 being stored.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Ignition switch position II.
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
- Switched off control module.
Possible Source
- Ambient temperature too high.
- Power consumption too high in the control module.
- Damaged multimedia module (MMM).
Fault symptom[s]
- Navigation; No Functionality
- Display will not fold up