A4 Quattro Wagon L4-1.8L Turbo (AWM) (2001): Heating and Air Conditioning

Also for this vehicle: A4 Cabriolet L4-1.8L Turbo (AMB) (2005), A4 Cabriolet L4-2.0L Turbo (BWT) (2007), A4 Cabriolet Mk2, A4 Cabriolet V6-3.0L (AVK) (2003), A4 Mk1, A4 Mk2, A4 Mk3, A4 Quattro Cabriolet L4-2.0L Turbo (BWT) (2009), A4 Quattro Cabriolet V6-3.0L (BGN) (2005), A4 Quattro Cabriolet V6-3.2L (BKH) (2007), A4 Quattro Sedan L4-1.8L Turbo (AEB) (1998), A4 Quattro Sedan L4-1.8L Turbo (ATW) (2000), A4 Quattro Sedan L4-1.8L Turbo (AWM) (2001), A4 Quattro Sedan L4-2.0L Turbo (BPG) (2005), A4 Quattro Sedan L4-2.0L Turbo (CAEB) (2009), A4 Quattro Sedan V6-2.8L (ACK) (1997), A4 Quattro Sedan V6-3.0L (AVK) (2002), A4 Quattro Sedan V6-3.2L (BKH) (2005), A4 Quattro Wagon (8K5) L4-2.0L Turbo (CAEB) (2011), A4 Quattro Wagon L4-1.8L Turbo (AEB) (1999), A4 Quattro Wagon L4-1.8L Turbo (ATW) (2000), A4 Quattro Wagon L4-2.0L Turbo (BPG) (2005), A4 Quattro Wagon L4-2.0L Turbo (CAEB) (2009), A4 Quattro Wagon V6-2.8L (AHA) (1998), A4 Quattro Wagon V6-3.0L (AVK) (2002), A4 Quattro Wagon V6-3.2L (BKH) (2005), A4 Sedan L4-1.8L Turbo (AEB) (1997), A4 Sedan L4-1.8L Turbo (ATW) (2000), A4 Sedan L4-1.8L Turbo (AWM) (2001), A4 Sedan L4-2.0L Turbo (BPG) (2005), A4 Sedan V6-2.8L (AFC) (1996), A4 Sedan V6-2.8L (AHA) (1998), A4 Sedan V6-3.0L (AVK) (2002), A4 Sedan V6-3.2L (BKH) (2007), A4 V6-3.0L (AVK) (2004).

Diagnostics Maintenance Engine Transmission Brakes Electrical Steering & suspension Heating & A/C Body & interior

Choose Sections to see everything in a chapter, or a chapter title to start at its first page.

01Relays and Modules Relays and Modules: Sections
02Sensors and Switches Sensors and Switches: Sections
03Maintenance Maintenance: Sections
04Engine, Cooling and Exhaust Engine, Cooling and Exhaust: Sections
05Powertrain Management Powertrain Management: Sections
06Transmission and Drivetrain Transmission and Drivetrain: Sections
07Brakes and Traction Control Brakes and Traction Control: Sections
08Starting and Charging Starting and Charging: Sections
09Power and Ground Distribution Power and Ground Distribution: Sections
10Steering and Suspension Steering and Suspension: Sections
11Heating and Air Conditioning Heating and Air Conditioning: Sections
- Accumulator HVAC › Component Information4 pages
  - Description and Operation
  - Service and Repair › Accumulator, Remove and Install2 3
- Air Door, HVAC30 pages
  - Air Door Actuator / Motor, HVAC › Component Information16 pages
    Diagrams › Diagram Information and Instructions › Wiring Diagram Layout2 3 4 5 6 7 8 9 10
    Service and Repair › Fresh/Recirc Air Flap Vacuum Unit, Remove and Install2 3 4 5 6
  - Air Door Position Sensor / Switch, HVAC › Component Information14 pages
    Locations › Back Pressure Flap Motor Position Sensor -G113-2 3 4
    Diagrams › Diagram Information and Instructions › Wiring Diagram Layout2 3 4 5 6 7 8 9 10
- Air Register › Component Information7 pages
  - Testing and Inspection
  - Service and Repair › Instrument Panel Windshield Defroster Vent, Replace2 3 4 5 6
- Ambient Temperature Sensor / Switch HVAC › Component Information13 pages
  - Locations
  - Diagrams12 pages
    Diagram Information and Instructions › Wiring Diagram Layout2 3 4 5 6 7 8 9 10
    Electrical Diagrams › Outside Air Temperature Sensor2
- Blower Motor › Component Information11 pages
  - Locations
  - Diagrams › Diagram Information and Instructions › Wiring Diagram Layout2 3 4 5 6 7 8 9 10
- Fresh Air Blower Control Module <--> [Blower Motor Relay] › Component Information › Diagrams › Diagram Information and Instructions › Wiring Diagram Layout2 3 4 5 6 7 8 9 10
- Cabin Air Filter › Component Information › Service and Repair
- Cabin Temperature Sensor / Switch › Component Information3 pages
  - Locations
  - Service and Repair › Instrument Panel Interior Temp. Sensor -G56- Remove and Install2
- Cabin Ventilation Duct › Component Information › Testing and Inspection
- Compressor HVAC21 pages
  - Compressor Clutch › Component Information19 pages
    Specifications › Zexel Compressor Clutch Gap2
    Diagrams › Diagram Information and Instructions › Wiring Diagram Layout2 3 4 5 6 7 8 9 10
    Service and Repair › Compressor Clutch -N25- (Zexel), Servicing2 3 4 5 6 7
  - Compressor Clutch Coil › Component Information › Service and Repair › Compressor Clutch -N25- (Zexel), Servicing2
- Compressor Clutch Relay › Component Information12 pages
  - Locations2
  - Diagrams › Diagram Information and Instructions › Wiring Diagram Layout2 3 4 5 6 7 8 9 10
- Compressor Fitting HVAC › Component Information › Locations2 3
- Compressor Speed Sensor, HVAC › Component Information › Description and Operation2
- Condenser HVAC › Component Information › Description and Operation
- Condenser Fan › Component Information › Diagrams › Diagram Information and Instructions › Wiring Diagram Layout2 3 4 5 6 7 8 9 10
- Condenser Fan Resistor › Component Information › Diagrams › Diagram Information and Instructions › Wiring Diagram Layout2 3 4 5 6 7 8 9 10
- Control Assembly, HVAC › Component Information18 pages
  - Technical Service Bulletins4 pages
    Customer Interest for Control Assembly: › 8002012
    All Technical Service Bulletins for Control Assembly: › 8002012
  - Diagrams › Diagram Information and Instructions › Wiring Diagram Layout2 3 4 5 6 7 8 9 10
  - Service and Repair › A/C Control Head -E87-, Remove and Install2 3 4
- Control Module HVAC › Component Information11 pages
  - Locations
  - Diagrams › Diagram Information and Instructions › Wiring Diagram Layout2 3 4 5 6 7 8 9 10
- Coupler HVAC › A/C Coupler O-ring › Component Information › Description and Operation
- Discharge Air Temperature Sensor / Switch, HVAC › Component Information14 pages
- Evaporator Case › Component Information7 pages
  - Description and Operation
  - Service and Repair › Heater/Air Conditioner Assembly, Servicing2 3 4 5 6
- Evaporator Core › Component Information › Description and Operation
- Evaporator Drain Tube › Component Information › Testing and Inspection2
- Expansion Block/Orifice Tube › Component Information4 pages
  - Locations2
  - Service and Repair › Accumulator and Restrictor, Replacing2
- Heater Core › Component Information › Service and Repair
- Heater Core Case › Component Information › Service and Repair2
- High Pressure Safety Valve HVAC › Component Information › Description and Operation
- Hose/Line HVAC › Component Information3 pages
  - Description and Operation
  - Service and Repair › Evaporator Refrigerant Lines, Remove and Install2
- Housing Assembly HVAC › Component Information › Service and Repair › Heater/Air Conditioner Assembly, Servicing2 3 4 5 6 7
- Receiver Dryer › Component Information › Service and Repair
- Refrigerant › Component Information7 pages
  - Specifications › Pressure, Vacuum and Temperature Specifications2 3
  - Description and Operation › A/C Refrigerant R-134a Properties2 3 4
- Refrigerant Oil › Component Information › Specifications › Capacity Specifications2
- Refrigerant Pressure Sensor / Switch, HVAC2 pages
  - High Pressure Sensor / Switch, HVAC › Component Information › Description and Operation
  - Low Pressure Sensor / Switch, HVAC › Component Information › Description and Operation
- Relays and Modules - HVAC33 pages
  - Fresh Air Blower Control Module <--> [Blower Motor Relay] › Component Information › Diagrams › Diagram Information and Instructions › Wiring Diagram Layout2 3 4 5 6 7 8 9 10
  - Compressor Clutch Relay › Component Information12 pages
    Locations2
    Diagrams › Diagram Information and Instructions › Wiring Diagram Layout2 3 4 5 6 7 8 9 10
  - Control Module HVAC › Component Information11 pages
    Locations
    Diagrams › Diagram Information and Instructions › Wiring Diagram Layout2 3 4 5 6 7 8 9 10
- Sensors and Switches - HVAC50 pages
  - Air Door Position Sensor / Switch, HVAC › Component Information14 pages
    Locations › Back Pressure Flap Motor Position Sensor -G113-2 3 4
    Diagrams › Diagram Information and Instructions › Wiring Diagram Layout2 3 4 5 6 7 8 9 10
  - Ambient Temperature Sensor / Switch HVAC › Component Information13 pages
    Locations
    Diagrams12 pages
    Diagram Information and Instructions › Wiring Diagram Layout2 3 4 5 6 7 8 9 10
    Electrical Diagrams › Outside Air Temperature Sensor2
  - Cabin Temperature Sensor / Switch › Component Information3 pages
    Locations
    Service and Repair › Instrument Panel Interior Temp. Sensor -G56- Remove and Install2
  - Compressor Speed Sensor, HVAC › Component Information › Description and Operation2
  - Discharge Air Temperature Sensor / Switch, HVAC › Component Information14 pages
    Locations › Sender For Outlet Temperature, Center -G191-2
    Diagrams › Diagram Information and Instructions › Wiring Diagram Layout2 3 4 5 6 7 8 9 10
    Service and Repair › Sensor For Outlet Temperature, Center -G191- Remove and Install2
  - Refrigerant Pressure Sensor / Switch, HVAC2 pages
    High Pressure Sensor / Switch, HVAC › Component Information › Description and Operation
    Low Pressure Sensor / Switch, HVAC › Component Information › Description and Operation
  - Solar Sensor, HVAC › Component Information › Locations2
- Service Port HVAC › Component Information › Description and Operation
- Solar Sensor, HVAC › Component Information › Locations2
- Vacuum Check Valve HVAC › Component Information › Testing and Inspection
- Vacuum Reservoir HVAC › Component Information › Diagrams2
- Vacuum Solenoid Valve HVAC › Component Information › Service and Repair
12Restraint Systems Restraint Systems: Sections
13Accessories and Optional Equipment Accessories and Optional Equipment: Sections
14Body and Frame Body and Frame: Sections
15Cruise Control Cruise Control: Sections
16Instrument Panel, Gauges and Warning Indicators Instrument Panel, Gauges and Warning Indicators: Sections
17Lighting and Horns Lighting and Horns: Sections
18Windows and Glass Windows and Glass: Sections
19Wiper and Washer Systems Wiper and Washer Systems: Sections