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 00 ... Service - engine oil (S65)
Carry out all tasks only when wearing oil-resistant, heat-resistant protective gloves incl. underarm protection, face guard and protective apron.
Engine oil temperature can be read off in the instrument cluster.
Observe the exact engine oil filling capacity.
Overfilling the engine with engine oil will result in engine damage.
Inspection and drain-off times must be observed.
Determining the oil level via the BC button detects only changes > +/- 0.5 litre.
Recycling:
Catch and dispose of drained engine oil in a suitable container.
Observe country-specific waste-disposal regulations.
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Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.