Valve dimensions
Note
Inlet and exhaust valves must not be reworked. Only
lapping-in is permitted.
Dimension
Inlet
valve
Exhaust
valve
Diameter a
...
Removing and installing brake servo for vehicles with 1.2 l and 1.4 l petrol
engines
Note
If there are problems with the brake servo, first check the
brake servo vacuum system
→ Chapter.
Special tools and workshop equipment required
Release tool -T10159 ...
Saw-tooth wear
Saw-tooth wear is a stepped wear pattern on the individual
tread blocks → Fig.
that can cause increased tyre noise. The saw tooth is caused by
uneven deformation of the tread blocks in the tyre's contact
patch. Saw-tooth wear is more pronounce ...