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.
61 35 220 Removing and Installing (Replacing) Control Unit For Left Or Right Front Door
Necessary preliminary tasks:
- Remove front door trim . See 51 41 000 REMOVING AND INSTALLING LEFT OR RIGHT FRONT DOOR TRIM PANEL
Unlock plug connections (1) and disconnect.
Release screws (2).
If necessary, unclip electric leads at point (3).
Remove control unit in front door (4).
Replacement:
Carry out programming/coding . See VEHICLE PROGRAMMING AND CODING
NO RELATED
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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.