Never carry out any work on the engine or in the engine compartment if you are not familiar with the requisite procedures and general safety requirements, or if you only have access to incorrect operating equipment, service fluids, and unsuitable tools   . The work should be carried out by a qualified workshop if you are uncertain. Please ensure that the following are checked regularly, preferably every time you fill the tank:

Windscreen washer fluid level Windscreen wiper and washer Windscreen wipers Windscreen washer

Engine oil level Engine oil Engine oil Engine compartment Engine oil_5 Oil see Engine oil_5

Engine coolant level Coolant Coolant Engine compartment Coolant_4 Engine coolant see Coolant_4

Brake fluid level Braking, stopping and parking Brakes Parking

Tyre pressure Wheels and tyres Wheels and tyres Tyres see Wheels and tyres_0
Information on changing bulbs   .
Checks when filling the tank
FuelAir recirculation mode
First read and observe the introductory information
and safety warnings General notes
There are different types of air recirculation mode:
Manual
air recirculation mode (heating system, air conditioning (manual), Climatronic).
...
Removing and installing parking aid control unit -J446-, left-hand drive
vehicle
Note
When renewing the control unit, select
Renew function for the respective control unit in
Guided fault finding or
Guided functions mode
→ Vehicle
diagnostic tester.
Removing
â ...
Removing and installing bulbs for cornering light -L148-/-L149-
Note
Left cornering light bulb -L148- and right cornering light
bulb -L149- are only fitted on gas discharge headlights.
Removal and installation are described for the left side.
Removal and installation on the right ...