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
Read out PROGRAMMING/CODING .
- Print out and make a note of settings for car and key memory in CKM menu
Necessary preliminary tasks:
- Remove FRONT DOOR TRIM
Unlock plug connections (1) and disconnect.
If necessary, unclip electrical leads at points (2).
Release screws (3).
Remove control unit in front door (4).
Replacement:
Carry out PROGRAMMING/CODING .
- Check printed-out or noted-down settings for car and key memory in CKM menu and reset if necessary
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.