VOLVO
SRS-U201864 - Control Module Software #3. Algorithm Based Failures. Signal plausibility failure
System
Supplemental Restraint System (SRS)
Volvo models this fault code applies to
Applies to the following models:
4 modelsS80 (2007–), V70 (2008–), XC60 (2009–), XC70 (2008–)
Show models by year and engine (4)
What does this fault code mean?
Software part number 3 in the airbag control module has produced an implausible signal, which is an algorithm based fault. The fault comes from faulty software, and the module needs to be reprogrammed.
Possible causes
- Faulty software in the airbag control module
What you can do
- 1Erase the code with a diagnostic tool and see whether it returns after one ignition cycle
- 2Have a workshop reprogram the airbag control module with new software
- 3If the fault remains, have a workshop replace the module
- 4Do not work on the airbag system yourself; have a workshop carry out all work on the module
Symptoms you may notice2
- SRS warning light on
- SRS warning message displayed
General guidance for car owners. Diagnosis on the car can point to a different cause.