Protecting
4-Pin Heated Oxygen Sensor (HO2S), Removing and InstallingChecking with Expansion Valve, Receiver/Dryer and A/C Compressor Regulator
Valve -N280-, Externally Regulated A/C Compressor
Specified Values
Note
Connecting service station. Refer to
→ Chapter „Connecting Service Station“.
Observe test requirements. Refer to
→ Chapter „P ...
Replacing the battery
Fig. 21 Vehicle key: opening the battery
case cover
Fig. 22 Vehicle key: removing the battery
First read and observe the introductory information
and safety warnings
Volkswagen recommends having the battery changed at a Volkswagen dealership or
by a qualified workshop.
The battery is l ...
Checklist
Carry out the steps in the specified order :
With the engine at operating temperature,
park the vehicle on a level surface to ensure that the engine oil reading is
correct.
Switch off the engine and wait a few minutes
for the engine oil to flow back into the sump.
Open the ...