Heater And A/C Unit, Removing And Installing: Installing

WARNING: This page is about a different car, the 2014 Volkswagen Touareg, 2013 Volkswagen Touareg, 2012 Volkswagen Touareg, and 2011 Volkswagen Touareg. However, it is still accessible from the selected car via links, so may be relevant.

Install in reverse order of removal and Note The Following:

-- Check the condensation water drain hose for correct seating. Refer to CONDENSATION DRAIN HOSE, CHECKING .

-- Coat the new seals with refrigerant oil before installing the refrigerant lines.

CAUTION:

- Never start the engine with the refrigerant circuit empty.

VEHICLES WITH REFRIGERANT R134A

-- Fill the refrigerant circuit. Refer to REFRIGERANT CIRCUIT .

-- Perform the leak test on the closed line connections of the refrigerant circuit. Refer to REFRIGERANT CIRCUIT .

VEHICLES WITH REFRIGERANT R1234YF

-- Fill the refrigerant circuit. Refer to appropriate service information .

-- Perform the leak test on the closed line connections of the refrigerant circuit. Refer to REFRIGERANT CIRCUIT .

Continuation For All Vehicles

-- Fill with coolant. Refer to COOLANT [For engine(s) CGRA] .

-- Check the heating and A/C system function.