Heater And A/C Unit, Removing And Installing: Removing
-- Remove the center console. Refer to CENTER CONSOLE, REMOVING AND INSTALLING .
-- Remove the heat shield in the area of the rear heater and A/C unit. Refer to COMPONENT LOCATION OVERVIEW - HEAT SHIELD .
-- Clamp off the coolant hoses using the Hose Clamps - Up To 25mm:3094 .
Vehicles with Refrigerant R134a
-- Discharge the refrigerant circuit. Refer to the appropriate Service Information .
Vehicles with Refrigerant R1234yf
-- Discharge the refrigerant circuit. Refer to WORKING WITH A/C SERVICE STATION .
Continuation for all vehicles
Danger of frostbite due to refrigerant coming out under pressure.
Frostbite on the skin and other parts of the body is possible.
- Wear safety gloves.
- Wear protective eyewear.
- Extract refrigerant and open the refrigerant circuit immediately.
- If more than 10 minutes have elapsed since evacuating the refrigerant and the refrigerant circuit was not opened, evacuate the refrigerant again. Evaporation can cause pressure to develop in the refrigerant circuit.
-- For all following procedures immediately seal all the open lines and connections with clean plugs from the Engine Bung Set:VAS 6122 .
-- Disconnect the refrigerant lines from the rear heater and A/C unit. Refer to REFRIGERANT LINE TO REAR HEATER AND A/C UNIT, REMOVING AND INSTALLING, LOW PRESSURE .
The cooling system may be under pressure. There is a risk of scalding due to hot steam and hot coolant.
Scalding the skin and other parts of the body is possible.
- Wear safety gloves.
- Wear protective eyewear.
- Reduce the pressure by covering the coolant expansion tank cap with a suitable towel and carefully opening it.
-- Loosen the clamps and remove the coolant hoses.
-- Loosen the nuts -1-.
-- Remove the frame -2- upward.
-- Disconnect the connectors from the rear heater and A/C unit.
-- Remove the rear heater and A/C unit.