Throttle Valve Control Module - GX3-, Checking: General Description
WARNING: This page is about a different car, the 2018 Audi A3 Quattro, 2017 Audi A3 Quattro, 2016 Audi A3 Quattro, 2016 Audi A3, and 2015 Audi A3 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
Throttle valve operation occurs by an electric motor identified as the EPC Throttle Drive -G186- located within the Throttle Valve Control Module -GX3-. It is controlled by the Engine Control Module - J623- with primary inputs from the Accelerator Pedal Module -GX2- as well as other peripheral inputs from the EPC Throttle Drive Angle Sensor 1 -G187- and the EPC Throttle Drive Angle Sensor 2 -G188-.
The Throttle Valve Control Module -GX3 / J338- contains the following components:
- EPC Throttle Drive -G186-
- EPC Throttle Drive Angle Sensor 1 -G187-
- EPC Throttle Drive Angle Sensor 2 -G188-
The Throttle Valve Control Module -GX3 / J338- components cannot be serviced separately, and they must be serviced as a unit.