Itis possible that the rubber suspension bushings on your Audi A4 B7 may deteriorate as the vehicle becomes older, resulting in the sound of squeaks, rattles, and bumps in addition to the suspension not being as tight as it might be. A4 B7 Common Problems and Issues. 2.5 Tdi R5 Problems & Issues; 1.0 1.2 1.4 1.5 TFSi EA211 tuning; A7 Iwent from a B7 2.0 TDI to a B8 2.0TDI and like you I 've noticed the computer on the B7 rarely went below 47-48mpg whilst on the B8 I have now it tends to max out at 43-44 tops. Could be something to do with the way it is tuned - mine is just the "standard" TDI it isn't an "e" or an "ultra". Iwould go for a quattro all day long, either 2.5 or 3.0 tdi. The 2.7 is underpowered compared to the 2.5 tdi but its comon rail and more efficient. If money stretch go for a quattrob7 a4 with the 3.0 tdi and 6 speed manual box then get-it remapped ! 0to 60 in 6 sec. and enough torque to move the moon off its orbit ! AudiS4/A4/A4 Cab (B7 Chassis) . Richardesty loves quattro I own a BRD engined 2.0 170ps TDI A4 and am suffering the oil pressure issue mentioned above. Despite this being quite a common issue I haven't seen allot of facts about symptoms and specifics though so before I throw my car at the garage ( I don't have the time nor tooling PROBLEM- Startup error. Battery discharged. The fans continue to run after a maximum shutdown time of 12 minutes. CAUSE - Water entering the engine control Inthis article, we’ll highlight common Audi 2.0 TDI engine problems. We discuss the best ways to diagnose, avoid and fix them. It will also help when buying any Audi with the 2.0 TDI ‘ BKD’ engine and problem solve with an existing vehicle. See more Worst2007 Audi A4 Problems #1: Excessive Consumtion 2007 A4 Average Cost to Fix: $3,500 Average Mileage: 65,000 mi. Learn More #2: Sunroof Shattered 2007 A4 Average Cost to Fix: $1,100 TheB8 replaced the B7 in 2008 model year A4s and remained in production until 2016. The B8 A4 lineup included a sedan, an Avant/wagon, an Allroad Quattro The 2.0L TFSI and 1.8L TFSI were the most common gasoline engines in the A4 B8, while the 2.0L TDI was the most common diesel engine. The Audi A4 B8 is, in general, a rock VAG2.0 TDi Tuning - Complete Mod Guide 140 - 170hp versions "Tuning, problems weak spots , and complete upgrade guide." The VAG group 2.0 Diesel engines (2.0 TDi) are very popular and have had many revisions and updates over the years. NJXMTTc.

audi a4 b7 2.0 tdi common problems