Audi A4 (02-08) Haynes Repair Manual (Does not include information specific to diesel engine, S4 or RS4 model information. Includes thorough vehicle coverage apart from the specific exclusion noted)

Each Haynes manual is written for the do-it-yourselfer and provides step-by-step instructions based on a complete disassembly of the vehicle.  This hands-on experience provides the reader with specific and detailed instructions for performing everything from basic maintenance and troubleshooting to a complete engine overhaul.  The models and model years covered in this title are as follows:

Audi A4 Sedan 2002 thru 2008
Avant 2002 thru 2008
Cabriolet 2002 thru 2008 

Exclusions: Does not include diesel engine, S4 or RS4 model information

This Haynes automotive repair manual includes 700+ photos and the following chapters: 

Introduction
Chapter 1: Tune-up and routine maintenance
Chapter 2: Part A: Four-cylinder engines
Chapter 2: Part B: V6 engines
Chapter 2: Part C: V6 engines
Chapter 3: Cooling, heating and air conditioning systems
Chapter 4: Fuel and exhaust systems
Chapter 5: Engine electrical systems
Chapter 6: Emissions and engine control systems
Chapter 7: Part A: Manual transaxle
Chapter 7: Part B: Automatic transaxle
Chapter 8: Clutch and driveline
Chapter 9: Brakes
Chapter 10: Suspension and steering systems
Chapter 11: Suspension and steering systems
Chapter 12: Chassis electrical system Wiring diagrams Index