Overview - EVAP System, Version 1

WARNING: This page is about a different car, the 2025 Audi S3, 2025 Audi RS 3, and 2025 Audi A3 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

The overview only applies to TFSI vehicles.

Fig 1: Exploded View Of EVAP System, Without Fuel Tank Leak Detection

Courtesy of AUDI OF AMERICA, LLC

Bleeder Line
- To the Activated Charcoal Filter Air Flushing Pressure Sensor -GX44- and/or EVAP Canister Purge Regulator Valve 1 -N80-
- Clipped to the fuel tank
- Connector Couplings, Disconnecting and Connecting. Refer to CONNECTOR COUPLINGS, DISCONNECTING .
Bolt
- 20 Nm
EVAP Canister
- Component location: at the right rear in the wheel housing under the wheel housing liner
- Removing and Installing. Refer to EVAP CANISTER, REMOVING AND INSTALLING, TFSI VEHICLES WITHOUT HIGH-VOLTAGE SYSTEM .
Bleeder Line
- To the fuel tank
- Connector Couplings, Disconnecting and Connecting. Refer to CONNECTOR COUPLINGS, DISCONNECTING .