Checking with Expansion Valve, Receiver/Dryer and A/C Compressor Regulator
Valve -N280-, Externally Regulated A/C Compressor
General InformationRefrigerant Circuit with A/C Service Station, Draining
Caution
If it is suspected that chemicals were added to the
refrigerant circuit to seal leaks, do not connect the
A/C service station and do not extract the refrigerant.
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Starting the engine
First read and observe the introductory information
and safety warnings 
The steps should only be carried out in the specified order.
Step
Vehicles with a manual gearbox
Vehicles with an automatic gearbox
1.
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Types of Batteries
General Information
Caution
The following batteries described are
maintenance-free batteries. Do not remove any of the
labels on the battery and do not add distilled water.
Only perfo ...