VOLVO
SRS-0079 - Rear center seat belt tensioner. Signal too low. Intermittent fault
System
Supplemental Restraint System (SRS)
Volvo models this fault code applies to
This fault code has different meanings depending on model, model year or engine. Select the meaning that applies to your car.
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 fault applies to the centre rear seat belt tensioner and is intermittent. The signal from the tensioner is too low, and the cause is a short to ground in the connector, the signal wire or the tensioner itself.
Possible causes
- The connector is shorted to ground
- The signal wire between the centre rear tensioner and the SRS control module is shorted to ground
- The centre rear tensioner is shorted to ground inside
What you can do
- 1Read off the fault code, clear it and road test the car to see whether it comes back
- 2Have a workshop check the connectors at both ends for oxidation and contact resistance
- 3Have a workshop look for an intermittent short to ground in the signal wire, and repair what is found
- 4Do not work on the airbag system or the seat belt tensioners yourself; leave the checks to a workshop
Symptoms you may notice1
- General orange warning lamp on
General guidance for car owners. Diagnosis on the car can point to a different cause.