2006 Audi A4 Repair Manual

Detailed repair and diagnostic procedures for Audi A4 1.8T, 2.0T, 2.4, 2.7T, 3.2 models. Includes diagrams and specifications for all engine systems. Publication C4085-91017

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Document Details

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Document Number / Seller:
28833 / Kenneth Jones
File Size:
439.95 MB
File Type:
ZIP
Language:
English
Printable:
Yes
Category:
Car
Last updated / verified
Aug 18, 2025

Models Covered & Key Technical Specifications

Audi A4 (2002-2008) (C4085-91017) - 2.0 Liter 4-Cyl. Turbo Engine Manual This is a diagnostic parts manual for the Audi A4 covering 2002-2008 models. It includes specifications and diagrams for engine and vehicle systems.

  • Factory Technical Data: 147 kW at 5700 rpm specifies the maximum engine output Threshold.
  • Essential Torque Values: For engine mount to engine plate, 40 Nm defines the required tightening specification Benchmarks.
  • Key Compression Ratio: The base compression ratio is 10.5 -- signifying the standard air-fuel mixture density Range.
  • Verified Displacement: For the engine, 1.984 ltr specifies the total swept volume Baseline.
  • Designated Bore Size: The cylinder bore requires 82.5 mm for optimal piston fitment Requirements.
  • Approved Displacement: Engine displacement signifies the total cubic capacity Threshold.

Professional Workshop Service Manual & Technical Specifications

Audi A4 (2002-2008) Technical Diagnostic Parts Manual: Car - Engine Logic-Archive

Diagnostic-Area: 2006 Audi A4 // Assembly-Group: Engine / Turbocharged Inline-4 // Diagnostic-Area: Mechanical

Technical Specs Overview

Performance-Element Technical-Path Calibration-Data

FAQ

Assess the **critical** calibration settings keyboard_arrow_down

40 Nm is the critical torque specification for the engine mount to engine plate, ensuring secure chassis connection.

What components **required** clearance measurements keyboard_arrow_down

82.5 mm is the required bore diameter for proper piston fitment within the cylinder, ensuring efficient compression.

Confirm the **specified** torque specifications keyboard_arrow_down

147/5700 rpm is the specified engine speed for maximum output, indicating peak performance parameters.

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Reviews (5)

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The manual covers all aspects of the A4, from engine to electrical systems. I had a minor issue with downloading, but support responded promptly and resolved it. Excellent service!
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Rated 4 out of 5 stars
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Rated 4 out of 5 stars
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This service manual was exactly what I needed for my Audi A4. The download process was smooth, and I received the link quickly via email. Highly recommended!
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New
The troubleshooting section is particularly helpful. I appreciated the quick email response when I had a question about the manual. Definitely worth purchasing!