Pressure Gauge, Tests and Measurements
Extraction System Group ClassificationsTrailer Socket
Connect the trailer socket to the vehicle electrical system
of the vehicle pulling the trailer according to the manufacturer
instructions.
Refer to the applicable wiring diagrams or manufacturer
installation instructions when installing ...
Indicator lamps and fuel gauge
Fig. 129 In the instrument cluster: Variants
A and B: fuel gauges for petrol and diesel. Variant C: fuel gauge for autogas
First read and observe the introductory information
and safety warnings 
Lit up
Needle position 
Possible cause †...
Wheel, Balancing on Stationary Balancing Machine
Before beginning balancing, the following requirements must
be fulfilled.
The tire pressure must be OK.
The tire profile must not be worn on one side. The tire
profile must be at least 4 mm.
...