A4Audi4Fun AudiWorld Senior Member. Join Date: Aug 2001. Location: Vancouver, BC, Canada. Posts: 1,777. Likes: 51. Received 258 Likes on 206 Posts. If it AudiA4 Diesel Engine Codes, Find Yours Here | Ideal Engines & Gearboxes. Search the engine code for your Audi A4 Diesel to find the compatible replacement engines, EngineCode : - Fuel type : Petrol : Fuel System : Indirect Injection. Engine Alignment : Longitudinal : Engine Position : Front : What engine is in 2006 Audi A4 (B7) Avant 1.8 T? The 2006 Audi A4 (B7) Avant 1.8 T has a Inline 4, Petrol engine with 1781 cm3 / Ifthere's a problem with the throttle actuator of a 2006-2009 Audi A4, the OBD-II code P1171 will be present. There are a number of known Audi A4 B7 engine problems common to both the 2.0T Unlikethe belt driven system which is located in the forward section of the motor, the chain system used in the B6/B7 S4 is positioned at the REAR of the motor facing the firewall. This is for 4.2l V8 engine code BAS 1999.5 AUDI A4 2005.5 B7 S4 Location Silver Spring , Maryland. My Photo Gallery: 0B7A4; B7 check engine light issue/limp mode; Results 1 to 35 of 35 Thread: B7 check engine light issue/limp mode. Hey guys I have a 05.5 A4 b7 with the 2.0t. Iām complete newb when it comes to this car. I just did a bunch of motor work to it. I had a code for a few minutes for a p0101 which is the map/maf sensor. Then it went W0B32Z. 2422201349315246239589167