See also:

Secondary control
For mechanically locking and unlocking the doors in the event of a fault with the central locking system or a battery failure. ...

Diesel engines
The various caps and covers allow access for checking the levels of the various fluids, for replacing certain components and for priming the fuel system. 1. Screenwash reservoir. 2. Coolant reserv ...

Operation
When a petrol filler nozzle is introduced into the fuel filler neck of your Diesel vehicle, it comes into contact with the flap. The system remains closed and prevents filling. Do not persist but ...