VOLVO
SRS-DD10 - Communication control module. Faulty communication
System
Supplemental Restraint System (SRS)
Volvo models this fault code applies to
Applies to the following models:
5 modelsS60 (2001–2009), S80 (1999–2006), V70 (2000–2008), V70 XC / XC70 (2001–2007), XC90 (2003–)
What does this fault code mean?
The airbag control module has registered a communication fault with the passenger weight sensor, caused by an open circuit in the signal cable or its connectors. While the fault is present, the passenger airbag is deactivated.
Possible causes
- Open circuit in the signal cable (LIN bus) or in the connectors between the airbag module and the passenger weight sensor
What you can do
- 1Erase the code with a diagnostic tool, switch the ignition off for a while and on again to see whether it returns
- 2Have a workshop check the power supply from the central electronic module (CEM) to the passenger weight sensor, including the fuse and the ground connection, for open circuits
- 3Have a workshop check the connectors and the signal cable to the airbag module; if the fault persists, replace the pressure sensor and module of the passenger weight sensor
- 4After replacement the airbag system must be configured and the passenger weight sensor calibrated; this is workshop work
- 5Do not work on the airbag system yourself; have a workshop carry out all checks and replacements
Symptoms you may notice2
- SRS warning light on
- PAD lamp on
What the fault can affect1
- Passenger airbag is deactivated
General guidance for car owners. Diagnosis on the car can point to a different cause.