VAG Error Code: 18447
EOBD II Error Code: P2015
Fault Location:Intake Manifold Flap Position Sensor, Bank 1 - Implausible Signal
Possible Cause:Malfunction Indicator Lamp (MIL)(K83) active.
Power Loss.
Intake Manifold Flap faulty.
Intake Manifold Flap Motor (V157) stuck/faulty.
Engine Control Module Software/Firmware Version faulty.
Wiring/Connector(s) from/to Intake Manifold Flap Motor (V157) faulty.
Possible Solutions:Check Wiring/Connector(s) from/to Intake Manifold Flap Motor (V157).
Check Intake Manifold Flap.
Check/Replace Intake Manifold Flap Motor (V157).
Perform Output Tests/Basic Setting.
Special Notes:In some Cases the Issue can only be resolved by Replacing the whole Intake Manifold.
The Intake Manifold Flap Motor (V157) and Intake Manifold Flap Potentiometer (G336) may be Part of the same Unit.
When found in a VW Golf/Jetta (1K): 1.9l PD-TDI (BRM), check Engine Control Module (ECM) Software Version:
03G-906-016-AB @ 7328 or 7550 as well as 03G-906-016-AC @ 7280 or 7551 do have a Software Error which requires a special Adaptation for the Intake Manifold Flap Motor (V157) which at this Point can only be performed with the Factory Tool.
AS taken from my
EOBD II Fault Codes Software