A3 Quattro V6-3.2L (BUB) (2008)
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Disconnect the connector - C -.
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Remove condensation drain from A/C unit. Refer to=> [ Condensate Drain Hose ] See: Evaporator Drain Tube/Service and Repair.
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Loosen securing ties of wiring harness on A/C unit.
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On vehicles with an electric auxiliary heater (on vehicles with Diesel engine), disconnect wire connections to voltage supply for the Auxiliary Air
Heater Heating Element (Z35).
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Disconnect all electrical connections between vehicle wiring harness and the A/C unit electrical components on connectors.
‹› The wiring harness "air conditioner" is removed together with the A/C unit.
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Carefully pull right side of A/C unit slightly toward rear (far enough that bolt - B - on right bracket - A - can be loosened).
‹› Only pull carefully on A/C unit so that bracket - A - does not break.