The following steps should always be carried out in the specified order before working in the engine compartment :

Park the vehicle on a level and stable surface.

Depress and hold the brake pedal until the engine has stopped.

Apply the handbrake firmly Braking, stopping and parking Brakes Parking .

Select the neutral position or move the selector lever to P Changing gear Changing gear Automatic gearbox see Automatic gearbox_0 Automatic gearbox see Changing gear_0 Automatic gearbox Manual gearbox see Changing gear_0 Manual gearbox .

Stop the engine and remove the key from the ignition Starting and stopping the engine Engine and ignition Ignition see Engine and ignition_6 .

Allow the engine to cool sufficiently.

Children and other people should be kept well away from the engine compartment.

Ensure that the vehicle cannot roll away unexpectedly.

WARNING
Preparing the vehicle for working in the engine compartment
Opening and closing the bonnetThe dangers of assuming an incorrect sitting position
First read and observe the introductory information
and safety warnings
If the seat belts are not worn or are worn incorrectly, the risk of severe or
fatal injuries increases. Seat belts can only provide optimal protection if the
seat belt routing is correct. Assuming an incorrect sitting pos ...
Parking
First read and observe the introductory information
and safety warnings Please adhere to relevant legislation when
stopping and parking your vehicle.
Stopping the vehicle
The steps should only be carried out in the specified order.
Stop the vehicle on a suitable surface .
Depre ...
Maintenance Test, Performing
WARNING
Do not check or charge batteries that have a visual
indicator that is bright yellow. Jump starting must not
be used!
There is a risk of explosion during testing,
cha ...