Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2011 Volvo XC90 R-Design, AWDFACTORY OEM SERVICE PROCEDURE
Location Of Components
The central locking function uses the following components (may differ depending on model, model year, options and market):
| Position | Component | Position | Component |
| 3/73 | Power child lock switch | 4/56 | Central electronic module |
| 3/74-3/77 | Switches in door locks | 4/58 | Rear electronic module |
| 3/78 | Switch in trunk lock | 4/70 | Upper electronic module |
| 3/111 | Light switch module | 5/1 | Driver information module |
| 3/112 | Climate control module | 6/37 | Lock motor for the fuel tank filler cover |
| 3/126, 3/127 | Drivers door module / Passenger door module | 10/13, 10/14 | Turn signal lamp, front |
| 3/173 | Valet lock switch | 10/15, 10/16 | Turn signal lamp, front fender |
| 3/174 | Switch for reduced alarm. | 10/54, 10/47 | Turn signal lamp, rear |
| 4/9 | SRS (supplemental restraint system) control module | Key and lock cylinder | |
| 4/16 | The brake control module, 2002-/ ABS-control module, 1999-2001. | Remote control |
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.