BMW 7 Series: Emission Control, Oxygen Sensor

 Checking Cooling System For Watertightness (N54, N63)

Notes WARNING: Risk of scalding! Only perform this repair work after engine has cooled down. Protective measures/rules of conduct Wear safety goggles Wear protective gloves Observe national/country-specific regulations IMPORTANT: Risk of skidding due to coolant on the floor. Danger of injury!

 Removing And Installing/Replacing Forward/Back Seat Adjustment Drive Unit

Necessary preliminary tasks Raise front seat as far up as possible Remove TRIMS ON UPPER RAILS Procedure in event of faulty drive for forward/back seat adjustment: Removing forward/back seat adjustment motor Unfasten plug connection (1) and disconnect. Fig. 42: Identifying Forward/Back Seat Ad