Diagnostic Trouble Code (DTC) Information Mmm-4000

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.

Fig 1: Identifying Multimedia Module (MMM)

Courtesy of VOLVO CARS CORPORATION

Substitute Value 

• None.

Possible Source 

• Damaged multimedia module (MMM).

Fault symptom[s] 

• Traffic information is not displayed/updated
• Navigation; No Functionality