Symptoms

- Engine Light ON (or Service Engine Soon Warning Light)

Possible Causes

- Intake manifold runner control mechanical problems - Intake manifold runner control actuator malfunction - Intake manifold runner control open or short circuit - Intake manifold runner control poor electrical condition

Tech Notes

There is a factory service bulletin for the P2004 code for the following models: Audi A3 2005 and 2007 Audi A4 2005 and 2007 Audi A4 Cabriolet 2007 Audi TT 2008 Audi P2004 Code Serive Bulletin

Description

The Engine Control Module (ECM) detects that the position feedback of the manifold flow valve position sensor is not within range of adapted value learned during inplant initialization or after volatile memory reset