Overview - Charge Air System, AUDI A3 From My 2021/Q2 From My 2016/Q3 From My 2019/TT From My 2015
WARNING: This page is about a different car, the 2022 Audi S3, 2022 Audi RS 3, 2022 Audi A3 Quattro, and 2022 Audi A3. However, it is still accessible from the selected car via links, so may be relevant.
- Before testing or performing a repair, check all air guide pipes and hoses and all vacuum lines for leaks.
- Left Air Duct Pipe
- Removing and Installing. Refer to LEFT AIR DUCT PIPE, REMOVING AND INSTALLING .
- Must be free of oil and grease before installing
- Grommet
- Spacer Sleeve
- Bolt
- 7 Nm
- Air Duct Hose
- Installing. Refer to OVERVIEW - CHARGE AIR HOSE CONNECTIONS .
- Air Duct
- Charge Air Cooler
- Removing and Installing. Refer to CHARGE AIR COOLER, REMOVING AND INSTALLING, AUDI A3 FROM MY 2021/Q2 FROM MY 2016/Q3 FROM MY 2019/TT FROM MY 2015 .
- If there are small impressions on the fins, refer to RADIATOR AND CONDENSER ASSEMBLY .
- Air Duct
- Radiator Mount
- For the charge air cooler
Repair solution:
- Thread grooving bolt
- Position the bolt by hand and tighten it until it finds the old threads. Then tighten the bolt to the specification.
- 5.5 Nm
- For the charge air cooler
- Radiator Mount
- For the charge air cooler
- Bolt
- 7 Nm
- Spacer Sleeve
- Grommet
- Bolt
- 5 Nm
- Charge Air Pressure Sensor -G31-
- Removing and Installing. Refer to Charge Air Pressure Sensor -G31-, REMOVING AND INSTALLING .
- O-Ring
- Replace if damaged or leaking
- Air Duct Hose
- Installing. Refer to OVERVIEW - CHARGE AIR HOSE CONNECTIONS .
- Front Air Duct Pipe
- Removing and Installing. Refer to FRONT AIR DUCT PIPE, REMOVING AND INSTALLING .
- Must be free of oil and grease before installing