Modifications or repairs to the fuel system that are not carried out properly or do not take the system’s technical specifications into account can cause malfunctions leading to the risk of fire.
See also:
Changing the battery
If required, replace the battery with a genuine spare part having the same specifications.
If a battery with different specifications is fitted, the service intervals given
in the “Service schedule ...
Mix Mode
Air comes from the floor, defrost and side window demister outlets. This mode
works best in cold or snowy conditions. It allows you to stay comfortable while
keeping the windshield clear. ...
Petrol engines
Use only unleaded petrol.
To prevent errors, the diameter of the fuel tank filler is too small to introduce
a lead petrol pump filler.
Use petrol with a rated octane number (R.O.N.) not lower than ...