Air conditioning systems designed for refrigerant R12 are
only to be filled with refrigerant R134a if certain requirements
are fulfilled. Refer to
→ Chapter "Refrigerant Circuit, Convertin
General Information
Vehicles with a high-voltage system (hybrid vehicles)
Extremely Dangerous Due to High-Voltage
The high-voltage system is under high-voltage. Death or serious
bodily injury by elec
Work procedure may vary depending on the type of tools
selected (the tool-specific operating instructions should
therefore be followed).
The refrigerant circuit is to be discharged if parts of th
Safety Precautions
Safety Precautions when Working on Fuel System
There is a risk of injury due to the fuel being under
pressure.
The fuel system is under pressure. Injuries are possible
from fuel spraying out.
Before opening the fuel system:
- Wear protective eyewear.
- Wear safety glov
Various adapters which are required to connect the Air
Conditioning (A/C) service station to the refrigerant circuit
for flushing and to bridge the removed receiver/dryer or
reservoir and expansion valve (specific to vehicle) are in the
following table.
Using a charge hose with 5/8 -18 UNF co