Permitted Tread Depth - Variance
Overview - Wheel, StandardTest Requirements
Note
Check cooling performance. The A/C system is functioning
correctly when the air flowing from the instrument panel vents
has a temperature of 70C or lower.
Setting on Climatronic “LO”.
...
Refrigerant R134a Physical Data
Vehicle air conditioning systems make use of the
vaporization and condensation process. In this case, one works
with a substance which boils easily, designated as refrigerant.
The refrigerant employed is tetrafluoroethane R134a, which
bo ...
Tread depth and wear indicators
Fig. 147 Tyre tread: wear indicators
First read and observe the introductory information
and safety warningsTread depth
Difficult driving situations demand the deepest possible tread depth for the
tyres and the same tread depth for the tyres on the front and rear axles. This applies
in pa ...