The charge air system throttle valve module J338 does not require adaptation, its primary purpose is as an anti shudder shut down flap. The EGR change over flap does not have any electrical feedback, it is vacuum operated. 2.7/3.0 V6 CR TDI Exhaust gas recirculation system.
16787/P0403/001027 - Exhaust Gas Recirculation (EGR) Valve (N18): Malfunction; 17811/P1403/005123 - EGR System: Regulation Deviation; Other Tools (SnapOn etc) may give the following codes: P047F/001151 - Exhaust Pressure Control Valve: Stuck Open; P0477 - Exhaust Pressure Control Valve "A" Low; P048A/001162 - Exhaust Pressure Control Valve 1Follow-up: Big Audi said dealer should be fixing my EGR coolant leak. (Well, DUH) This is the result of filing a grievance against the dealer with Audi for their not honoring the extended warranty on the EGR system, and then following up on it consistently. Like Built4Sin stated, if the dealer fails to resolve this coolant leak issue, it almost HI I am in need of some help please!!!!! We have a 2002 a4 b6 1.8t. We decided as we had to replace our turbo, to remove and clean the egr valve and then decided to blank it off, however we have now found the valve change over which is under the manifold which the vacuum pipe used to sit, anybody
Engines covered in our 1999 Audi A6 repair manuals: 4-Cyl. TDI® engine, Mechanics AJM AVF AWX 4-Cylinder engine (5-valve), Mechanics AJP 4-cyl.OHMQQ.