BMW 7 Series: Emission Control, Oxygen Sensor

 Draining And Adding Coolant (N63)

Notes WARNING: Risk of scalding! The repair work on the cooling system should only be carried out on an engine that has cooled down! IMPORTANT: Lifetime coolant filling: Never reuse used coolant! When replacing and removing components which rely on the corrosion protection effect of the coolant, it

 Information On Replacing Shock Absorbers

Situation When a shock absorber is faulty on one side (leaking, noises, etc.), often both shock absorbers on the axle in question are replaced. Effect This is not necessary for technical reasons and causes the manufacturer not to recognize the unnecessarily removed shock absorbers as defective par