2. Selector Mechanism Function Test (Shiftlock)

2025 Audi A4 Quattro PrestigeSECTION 2. Selector Mechanism Function Test (Shiftlock)
GWWA34-11521Courtesy of AUDI OF AMERICA, LLC

Test step 2.1

  • Engine running, selector lever position "D" engaged and vehicle speed greater than 3km/h (1.9 mph).

-- Engage the "N" position. Then without pressing the release button -2- and brake, select the selector lever position "D".

It must be possible.

Test step 2.2

  • Engine running, selector lever position "D" engaged and vehicle speed less than 3km/h (1.9 mph).

-- Engage the selector lever position "N" for at least one second, do not press the foot brake and press the release button -2-.

Positions "R" and "D" must not be engaged.

Test step 2.3

  • Engine running, selector lever position "N" engaged and vehicle speed less than 3km/h (1.9 mph).

-- Press the foot brake and do not press the release button -2-.

Position "R" must not be engaged.

Position "D" must be able to be engaged.

Test step 2.4

  • Engine running, selector lever position "M" engaged.

-- Engage the selector lever position "P" to do so press the P button in the selector lever handle.

The selector lever position "P" must be engaged and displayed on the P button of the selector lever handle and in the instrument cluster. Additionally the P symbol between the positions "N" and "D/S" on the Selector Lever Transmission Range Display -Y5- -1- must turn on.

The selector lever must move itself back into the automatic shift gate.

Test step 2.5

  • Engine running, selector lever position "M" engaged.

-- Move the selector lever to "+" and "-".

While driving the transmission range indicator in the instrument cluster must change each time a higher or lower gear is selected if the speed permits it.

RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.