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.
11 28 010 Replacing drive belt for alternator (N55)
Special tools required:
- 11 0 390
Necessary preliminary tasks:
- Remove FAN COWL with electric fan
Drive belt route
Turn belt tensioner (1) in direction of arrow until belt tensioner bore hole (2) is flush on crankcase.
Hold belt tensioner (1) under tension.
Secure special tool 11 0 390.
Remove drive belt (3).
Assemble engine.
Installation note:
Check drive belt for correct installation position and, if reusing, observe direction of travel. Risk of damage .
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.