VOLVO
SUM-0246 - Control module. Internal fault
System
Suspension Module (SUM)
Volvo models this fault code applies to
Applies to the following models:
4 modelsS60 (2001–2009), S80 (1999–2006), V70 (2000–2008), V70 XC / XC70 (2001–2007)
Show models by year and engine (7)
What does this fault code mean?
The suspension control module (SUM) has recorded an internal fault in its software. It is a fault in the control module, and Four-C control is switched off while the code remains.
Possible causes
- Software fault
What you can do
- 1Read the fault code and clear it, then carry out a short test drive to see whether it returns
- 2If it returns: have a workshop reload the software in the control module
Symptoms you may notice1
- No noticeable symptoms for the driver
What the fault can affect1
- Four-C control is switched off
General guidance for car owners. Diagnosis on the car can point to a different cause.