First read and observe the introductory information
and safety warnings
Volkswagen recommends the use of genuine Volkswagen spray with lubricating and anti-corrosive properties to de-ice the lock cylinders.

NOTICE
Care of rubber seals
UndersealRemoving and installing digital sound package control unit -J525
Special tools and workshop equipment
required
Protective cap for wiring harness connector -VAS 6223/9-
If the control unit is replaced, select the
Replace function of the resp ...
Removing and installing coolant temperature sender -G62
Removing
Engine cold
–
Briefly open cap of coolant expansion tank
-arrow- in order to release
residual pressure in the cooling system, then tighten the cap
...
Switching off auxiliary and supplementary heater
If the button instant heat button has been pressed, or after
the preset operating time has expired or the coolant has reached
a temperature of 88° C, the combustion is ended and the run-on
mode begins. The circulation pump -V55- and the combustion air
...