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 35 125 Removing and installing/replacing body module
Necessary preliminary tasks:
- Disconnect battery negative lead, refer to 61 20 900 DISCONNECTING AND CONNECTING BATTERY NEGATIVE LEAD .
- Remove trim for instrument panel, bottom left, refer to 51 45 181 REMOVING AND INSTALLING/REPLACING BOTTOM RIGHT TRIM FOR INSTRUMENT PANEL .
- Detach airbag control unit with gateway module
Unlock plug connections (1) and disconnect.
Unlock catches (3) in direction of arrow and remove body module (2) from equipment carrier (4).
Replacement:
Carry out programming/coding, refer to DIAGNOSIS PROGRAMMING/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.