VOLVO
MMM-5020 - Control module. Internal fault
System
Multi Media Module (MMM)
Volvo models this fault code applies to
Applies to the following models:
6 modelsC30 (2007–2013), C30 Electric (2011–2013), C70 (2006–2013), S40 (2004–2013), V50 (2004–2013), XC90 (2003–)
What does this fault code mean?
The code is set when the multimedia module (MMM) cannot read data from its hard disk for a longer period. The problem may be a damaged sector on the hard disk, in which case the map information has to be transferred from the DVD to the hard disk.
Possible causes
- Damaged multimedia module (MMM)
What you can do
- 1Erase the code and check whether it returns
- 2If the fault remains, a damaged part of the hard disk may be the reason; have a workshop transfer the map data from the DVD to the hard disk
- 3If the fault returns after that, have a workshop replace the multimedia module (MMM)
Symptoms you may notice2
- A fault message is shown on the display
- The navigation does not work
General guidance for car owners. Diagnosis on the car can point to a different cause.