See also:

Misfuel prevention (diesel)
Mechanical device which prevents filling the tank of a Diesel vehicle with petrol. It avoids the risk of engine damage that can result from filling with the wrong fuel. Located in the filler neck ...

Bonnet
Opening Before doing anything under the bonnet, switch off the Stop & Start system to avoid any risk of injury resulting from an automatic change to START mode. Open the front left door. ...

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