Audi Q7: Accelerator Pedal Module - GX2-, Checking
General Description
The Accelerator Pedal Position Sensor -G79- and Accelerator
Pedal Position Sensor 2 -G185- are combined in one component and
integrated into the Accelerator Pedal Module - GX2-. They are
used to detect the position of the accelerator pedal throughout
the entire adjustment range. The Engine Control Module - J623-
detects the driver's request from these signals and uses them to
calculate the injection quantity and EPC throttle valve
operation.
The Accelerator Pedal Module - GX2- contains the following
components:
- Accelerator Pedal Position Sensor -G79-
- Accelerator Pedal Position Sensor 2 -G185-
The Accelerator Pedal Module - GX2- components cannot be
serviced separately, and they must be serviced as a unit.
Special tools and workshop equipment
required
- Multimeter.
- Wiring Diagram.
- Scan Tool.
Test requirements
- Fuses OK.
- Battery voltage OK.
- Switch OFF all electrical and electronic accessories.
- Vehicles with automatic transmission, ensure the selector
lever position is in "P".
- Vehicles with manual transmission, ensure the shifter lever
position is in "N" with the parking brake applied.
- Coolant temperature: ≥ 80º C.
- Observe all safety precautions:
→ Chapter "Safety Precautions".
- View clean working conditions:
→ Chapter "Clean Working Conditions".
- For Hybrid vehicles, refer to:
→ Chapter "High Voltage System General Warnings".
Test Procedure


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There are limits to the amount of
load or weight that any vehicle
and any tire can carry. A vehicle
that is overloaded will not handle well and is more difficult to stop.
Overloading can not only lead to
loss of vehicle control, but can also
damage important parts of the
vehicle and can lead to sudd
Applies to: vehicles with telephone
You can store contacts for all connected mobile
devices as shortcuts in the favorites list.
Selecting favorites using the MMI
Applies to: MMI: Select on the home screen:
PHONE > Favorites.
Opening favorites using the multifunction
steering wheel
Select in