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.
84 11 520 Removing And Installing/Replacing Transceiver (Fixed Mounting)
Detach left trunk wheel arch trim in rear area. Refer to 51 47 151 REMOVING AND INSTALLING/REPLACING TRUNK WHEEL HOUSING TRIM, LEFT .
Loosen screws (1).
Pull out holder for transmit-receive unit (2) in direction of arrow and disconnect plug connections (3).
Replacement only:
Release screw (1).
Unhook mounting bracket (2) and remove.
Remove transmit-receive unit (4) from holder for transmit-receive unit (3).
Installation:
If necessary, replace sealing strip stuck to holder for transmit-receive unit (3)
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.