VOLVO
DIM-U1A4B49 - Control Module Processor B. System Internal Failures. Internal electronic failure
System
Driver Information Module (DIM)
Volvo models this fault code applies to
Applies to the following models:
9 modelsS60 (2011–), S80 (2007–), V40 (2013–), V40 Cross Country (2013–), V60 (2011–), V60 Cross Country (2015–), V70 (2008–), XC60 (2009–), XC70 (2008–)
Show models by year and engine (10)
What does this fault code mean?
The instrument cluster (DIM) has detected an internal graphics fault in processor B and has tried to restart itself. The fault can leave the display fully or partly off.
Possible causes
- Internal graphics fault in the instrument cluster
What you can do
- 1Clear the fault code with a diagnostic tool and read it again to see whether it returns
- 2Switch the ignition off, wait a moment and switch it on again. Check whether the display works normally
- 3Check that the connectors to the instrument cluster are fully engaged and not corroded
- 4There is no separate troubleshooting procedure for this code. If it returns or the display stays faulty, have a workshop check or replace the instrument cluster
Symptoms you may notice1
- The display is fully or partly off
General guidance for car owners. Diagnosis on the car can point to a different cause.