VOLVO
SRS-0109 - Passenger airbag stage 3. Circuit fault
System
Supplemental Restraint System (SRS)
Volvo models this fault code applies to
Applies to the following models:
1 modelXC90 (2003–)
Show models by year and engine (1)
What does this fault code mean?
The SRS control module has registered a circuit fault in the passenger airbag, stage 3. It occurs when interference is present in the circuit or the contact to the igniter has broken.
Possible causes
- Loose contacts, corrosion or high resistance in the connections
- A damaged SRS control module
What you can do
- 1Address any other fault codes for the same component first
- 2Have a workshop check the connectors and wiring from the control module to the stage 3 passenger airbag for looseness, corrosion and resistance
- 3The control module is replaced only after that check, as a workshop job
- 4Do not work on the SRS airbag system yourself; have a workshop carry out the checks
Symptoms you may notice1
- The SRS warning lamp is lit
General guidance for car owners. Diagnosis on the car can point to a different cause.