What does fault code CCM-U201648 mean?

Diagnostic fault code details for CCM-U201648 (Volvo S60 (2011–), Volvo S80 (2007–), Volvo V40 (2013–)). Repair service at OBD Tuning.

VOLVO

CCM-U201648 - Control Module Main Software. System Internal Failures. Supervision software failure

System

Climate Control Module (CCM)

Volvo models this fault code applies to

Applies to the following models:

9 models

S60 (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 (9)

What does this fault code mean?

The climate control module (CCM) checks its own software, and the fault code is set when it finds an internal software fault. The fault is not visible to the driver.

Possible causes

Software error in the control module

What you can do

1Clear the code and restart the car
2If you have a diagnostic tool, read the code after the restart and note whether it returns
3If the fault returns, have a workshop download new software to the climate control module

Symptoms you may notice1

No noticeable symptoms for the driver

General guidance for car owners. Diagnosis on the car can point to a different cause.