Overview - Attachments For Heater And A/C Unit And Air Intake Housing

WARNING: This page is about a different car, the 2023 Audi S3, 2023 Audi RS 3, 2023 Audi A3 Quattro, and 2023 Audi A3. However, it is still accessible from the selected car via links, so may be relevant.

The overview shows a LHD vehicle as an example. For RHD vehicles the layout is a mirror image.

Fig 1: Exploded View Of Air Intake Duct, Dust And Pollen Filter, Fresh Air Blower, Door Control Components

Courtesy of AUDI OF AMERICA, LLC

Clip
- Quantity: 2
Cover
Housing Upper Section
Bolt
- 1.2 Nm
- Not always installed
- Quantity: 2
Air Intake Duct
- With fresh air and air recirculation door
- There are different versions. Refer to the Parts Information.
- Removing and Installing. Refer to AIR INTAKE DUCT, REMOVING AND INSTALLING .
- Do not disassemble
Fresh Air and Air Recirculation Door Adjuster
- Installed depending on the version of the A/C unit
- Removing and Installing. Refer to FRESH AIR/RECIRCULATING AIR/BACK PRESSURE DOOR ADJUSTER, REMOVING AND INSTALLING .
Bolt
- 1.2 Nm
- Only on A/C system with air congestion regulation
- Quantity: 2
Actuator
A/C System with Electronic Regulation:
- Recirculation Door Motor -V113- without position sensor; with end switches in the end stops. Refer to Wiring Diagram.
- Removing and Installing. Refer to Recirculation Door Motor -V113-, REMOVING AND INSTALLING .
  A/C System with Air Congestion Regulation:
- Fresh Air/Recirculating Air/Back Pressure Door Motor -V425- with Fresh Air/Recirculating Air/Back Pressure Door Motor Position Sensor -G644-
- Removing and Installing. Refer to Fresh Air/Recirculating Air/Back Pressure Door Motor -V425-, REMOVING AND INSTALLING .
Bolt
- 1 Nm
- Quantity: 2
Dust and Pollen Filter
- There are different versions. Refer to the Parts Information.
- Replacement interval. Refer to MAINTENANCE SCHEDULES .
- Removing and Installing. Refer to DUST AND POLLEN FILTER, REPLACING .
Cover
- For dust and pollen filter
Fresh Air Blower -V2-
- Check using the Vehicle Diagnostic Tester .
- Removing and Installing. Refer to Fresh Air Blower Control Module -J126-, REMOVING AND INSTALLING .
Fresh Air Blower Control Module -J126-
- Check using the Vehicle Diagnostic Tester .
- Removing and Installing. Refer to Fresh Air Blower Control Module -J126-, REMOVING AND INSTALLING .
Bolt
- 1.2 Nm
- Quantity: 2