Removing and installing engine control unit -J623- (with protective housing)Winter tyres
First read and observe the introductory information
and safety warnings In winter road conditions, winter tyres will considerably
improve the car's handling. The design of summer tyres (width, rubber compound,
tread pattern) gives less grip on ice and snow. Volkswagen urgently recommends ...
Connecting air conditioner service station for measuring and checking
Depending on the type of equipment chosen, there may be
variations in the required procedure; therefore always follow
the user's manual for the equipment being used.
Note
Always follow the procedure described in the user's manua ...
Checking metering pump -V54- with end sealing valve
–
If you are uncertain as to whether the metering pump -V54--C-
has an end sealing valve or not, connect e.g. hand vacuum pump
-VAS 6213- to connection -A-.
–
Use hand-operated vacuum pump to a generate a vacuum of ...