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 14... Removing and installing/replacing B+ terminal (engine compartment)
Special tools required:
- 64 1 020
Necessary preliminary tasks:
- Disconnect battery negative lead
Open cover (1).
Release screw (2). Tightening torque, see 61 12 4AZ in 61 12 AUXILIARY CABLE .
Feed battery positive lead (3) in direction of arrow out of B+ terminal (5).
Release catch (4) with special tool 64 1 020 .
Detach B+ terminal (5) in direction of arrow from holder (6).
Release screw (1). Tightening torque, see 61 12 4AZ in 61 12 AUXILIARY CABLE .
Remove B+ terminal (2) in direction of arrow from battery positive lead (3).
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.