Engine compartment - overview
The overview shows some service-related components.
Some of the car's batteries and several of the components included in the car's electric drive system are located under the bonnet. Exercise caution in this area and only touch anything that is related to normal maintenance.
Warning
Orange-coloured cables must only be handled by qualified personnel.
Warning
Several components in the car work with high-voltage current that could be dangerous in the event of incorrect intervention.
- Do not touch anything that is not clearly described in this owner's manual.
- Exercise caution when checking/refilling fluids in the engine compartment.
Normal checking points - other parts require specialist expertise.
Checking/refilling the coolant for the cooling and climate control systems 
Checking/filling the power steering fluid 
Engine oil filler pipe 
Checking/filling of brake fluid (on driver's side) 
Starter battery 
Relay and fuse box 
Washer fluid filler pipe
Warning
The car's electrical system must always be in key position 0 when work is being performed in the engine compartment; see Key positions - functions at different levels.