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 35 107 Removing and installing or replacing Junction Box electronics
Necessary preliminary tasks:
- Disconnect battery negative lead
- Remove footwell side trim panel on A-pillar, right. See 41 35 010 REMOVING AND INSTALLING/REPLACING SIDE PANEL, FRONT LEFT OR RIGHT .
- Remove trim for instrument panel, bottom right. See 51 45 181 REMOVING AND INSTALLING/REPLACING BOTTOM RIGHT TRIM FOR INSTRUMENT PANEL .
Disconnect plug connection (1).
Release screws (2) and remove junction box electronics (3) from holder.
Disconnect plug connection (1).
Installation:
Make sure junction box electronics is correctly seated on plug connection (2) of holder.
Replacement:
Carry out vehicle programming/coding.
Delete transport mode.
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.
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