1998-2004 Audi A6 / S6 / allroad quattro / RS6 Service Manual

Audi A6, S6, allroad quattro, and RS6 models (1998-2004): This comprehensive manual offers detailed procedures and specifications for maintenance and repair, ensuring your Audi remains in optimal condition.

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Audi Models Covered & Key Technical Specifications

Audi A6, A6 Avant, allroad quattro and RS6 (1998-2004) - Comprehensive Service & Repair Manual Official Audi A6, A6 Avant, allroad quattro and RS6 (1998-2004) - Comprehensive Service & Repair Manual | Reference Data

  • Engine Specifications: 2.7L V6 Turbocharged Engine, 200 hp at 5800 rpm, 258 lb-ft torque at 1800-4500 rpm.
  • Braking System: Features ABS (Antilock Braking), EDL (Electronic Differential Lock), EBD (Electronic Brake Pressure Distribution), and ASR (Antislip Regulation).
  • Suspension Type: Four-link front suspension represents a breakthrough in handling and performance.
  • Safety Features: Includes Driver and passenger airbags, side impact airbags for front, and three-point automatic seat belts.
  • Fuel Tank Capacity: Approximately 18.5 US gallons (70 liters) for V6 models.
  • Transmission Options: Available with 5-speed manual, 5-speed automatic Tiptronic, and Multitronic® CVT transmissions.
Technical Specifications
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Document Number / Seller:
29006 / Charles Martin
File Size:
741.13 MB
File Type:
PDF
Language:
English
Pages:
937
Printable:
Yes
Category:
Car
Last updated / verified
Oct 14, 2025

Audi Manual Features & Content Preview

Official Audi A6, A6 Avant, allroad quattro and RS6 (1998-2004) - Comprehensive Service & Repair Manual Calibration-Manual

Repair-Classification: Service Manual // Engineering-Metrics: Technical Data / System Logic // Repair-Classification: Maintenance Schedule

Service-Nexus Value Architecture
Engine Type V6 Biturbo 30-Valve
Horsepower 258 hp @ 5800 rpm
Torque 258 lb-ft @ 1800-4500 rpm
Fuel Tank 18.5 gal Front-Wheel Drive
Brakes ABS / EBD / ASR Standard Equipment
Transmission 5-Speed Auto Tiptronic

Repair procedures are structured around the following systems:

Engine Management Systems

This section covers the Bosch Motronic M5.9.2 and ME 7.1 engine management systems, detailing sensors, actuators, and troubleshooting for optimal engine performance.

Fuel Storage and Supply

Information on fuel tank capacity, fuel pump and level sender components, fuel delivery tests, fuel pressure, and residual pressure is provided to ensure proper fuel system operation.

Engine Lubrication System

Details on engine oil specifications, capacities, oil pressure, and lubrication system components for V6 and V8 engines are covered.

Exhaust System

Procedures for exhaust manifold, catalytic converter, and oxygen sensor replacement are included, along with secondary air injection system descriptions.

Cooling System Service

Guidance on draining, filling, and bleeding the cooling system, along with radiator, coolant pump, and thermostat removal and installation procedures.

This manual documents torque specifications for critical components to ensure proper dynamic load distribution.

Manual FAQ, Purchase & Download Details

What chassis and steering components does this manual cover regarding the four-link suspension or braking systems? keyboard_arrow_down

Document contains sections dedicated to the four-link front suspension and rear suspension assemblies. It also includes descriptive material on the braking system, which covers components like the antilock braking system, electronic differential lock, and hydraulic brake configurations.

Is coverage for V6 and V8 engine management systems included in the technical documentation? keyboard_arrow_down

Yes, the manual includes detailed sections on engine management for both V6 and V8 engines, referencing systems such as the Bosch Motronic adaptive engine management.

Are the allroad quattro and RS6 variants included in this service manual? keyboard_arrow_down

Document covers the 1998-2004 Audi A6 platform, which includes compatibility previews for the allroad quattro and RS6 models. The content contains technical familiarization data and system descriptions specific to these variants, such as the allroad air suspension and the RS6 biturbo V8 engine specifications. It serves as a comprehensive reference for these vehicles during the specified production years.

Which chapters or sections list technical reference data like tightening specs, valve clearance, or bore and stroke? keyboard_arrow_down

Manual contains specification tables and engine sections that list technical reference values for various engine codes and drivetrain components.

Can you provide the document details such as page count or publication scope? keyboard_arrow_down

Audi A6 service manual spans 937 pages and covers models produced between 1998 and 2004. It functions as a technical reference including system diagrams, familiarization guides, and component locations.

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