🏷️ Basic Information

Make:

Audi

Model:

A6 C5 S6 RS6 & Allroad Quattro

Model Year Coverage:

2002

Chassis Code:

C5

👋 Introduction

Target Audience:

Audi A6 C5, S6, RS6, and Allroad Quattro owners seeking professional-level service and repair information, DIY mechanics, independent repair shops

Value Proposition:

Comprehensive, dealer-level information in a convenient PDF format, covering all variants and systems, offering significant cost savings compared to official dealer manuals or subscriptions.

Accessibility:

Instant PDF download, accessible on multiple devices, no additional software required.

Completeness:

Extensive page count suggests thorough coverage of all aspects of maintenance, repair, and diagnostics.

Manual Style:

Dealer level factory manual style, with detailed procedures and technical specifications.

📋 Manual Details

Covered Models:

Audi A6 (C5 generation), S6 (C5), RS6 (C5), Allroad Quattro (C5)

Covered Engines:

All Petrol and Diesel variations, including Hybrid (likely referring to a misunderstanding in product description or a very specific early hybrid concept not typical for this generation of A6, clarification might be needed, but manual claims coverage)

Covered Transmissions:

Manual and Automatic

Total Pages:

Approximately 10,000

Type:

Workshop Service and Repair Manual, Maintenance Manual, Wiring Manual

Language:

English (implied by product description)

Format:

PDF

Accessibility:

Compatible with PC, Mac, Smartphone, Tablet

Bookmarking:

Fully bookmarked for ease of use

📖 Manual Coverage

Powertrain:

Engine System, Fuel Charging and Controls, Accessory Drive, Starting System, Engine Ignition, Engine Emission Control, Intake Air Distribution, Emissions, Electronic Engine Controls, Manual Transmission, Clutch Controls, Exhaust System, Fuel System, Acceleration Control, Speed Control

Chassis:

Suspension, Wheels and Tyres, Driveline System, Driveshaft, Bearings, Brake System, Anti-Lock Control, Steering System

Electrical:

Full Wiring Manual, Battery and Charging System, Information and Entertainment Systems, Lighting, Electrical Distribution, Electronic Feature Group

Body:

Body System, Body Panels, Interior Trim, Mirrors, Seating, Glass, Frames and Mechanisms, Instrument Panel and Console, Wipers and Washers, Roof, Bumpers, Safety Belt System, Body Repairs, Metal Repairs, Subframe and Mounting System

Comfort:

Climate Control System, Air Distribution, Control Components

General:

Service Information, Identification Codes, Jacking and Lifting, Noise Vibration and Harshness

Maintenance:

Full maintenance manual coverage, service intervals, fluid checks and changes

Repair:

Detailed repair procedures for all major vehicle systems

Diagnostics:

Troubleshooting guides, diagnostic procedures for electronic and mechanical systems

Wiring:

Full wiring diagrams and troubleshooting for electrical systems

Bodywork:

Body repair procedures, metal repairs, panel replacement

Depth:

Dealer level factory manual standard, covering all elements of service and repair, suitable for professional mechanics and advanced DIY enthusiasts

📊 Manual Specifications

File Type:

PDF

Searchability:

Likely text-searchable within PDF (standard for comprehensive digital manuals)

Quality:

Assumed high quality for digital distribution, suitable for printing sections

Binding:

N/A (Digital PDF format)

Paper:

N/A (Digital PDF format)

⚙️ Engine Specifications

A6 C5 Common Engines:

2.8L V6 (AFP, ACK, AHA, ATQ), 4.2L V8 (AUW, AJK, AQG), 2.7L V6 Twin-Turbo (APB, ARE, AZA) for S6/RS6, 2.7L V6 Twin-Turbo (ARE) for RS6, 2.7L V6 Twin-Turbo (APU) for S6. Allroad Quattro typically featured 2.7T or 2.8L V6. Exact engine codes would be detailed within the manual.

S6 Rs6 Performance Engines:

2.7L V6 Twin-Turbo (APB, ARE, APU) with outputs ranging from ~250 hp to 450 hp (RS6 Plus). 4.2L V8 (AQJ) in the RS6. Detailed specs would vary by specific engine code and market.

Fuel Type:

Unleaded gasoline, Diesel for TDI variants (if applicable to 2002 models, though petrol was dominant for A6 C5 in North America for 2002).

Injection System:

Electronic Fuel Injection (EFI), likely multi-point or direct injection depending on engine.

Timing Belt Chain:

V6 engines typically use timing belts. V8 engines often use timing chains. Specific engine codes dictate the system.

Emission Standards:

Euro 3 / EPA standards. Manual would detail EGR, catalytic converters, oxygen sensors, and related controls.

🔧 Transmission

A6 C5 Std Transmission:

5-speed Tiptronic automatic transmission (e.g., 01V) was very common. Manual transmission (5-speed or 6-speed depending on engine/market) was also available.

A6 C5 Opt Transmission:

Continuously Variable Transmission (Multitronic) was an option on some front-wheel-drive models. Allroad and S/RS models featured AWD with specific automatic or manual gearboxes.

Allroad Quattro Drivetrain:

Torsen center differential with electronically controlled locking function, rear limited-slip differential. Allroad models had an adaptive air suspension system.

Atf Type Automatic:

Specific ATF (e.g., G 052 162 A2 or equivalent) for Tiptronic transmissions. Manual would list exact fluids and capacities.

📐 Dimensions

A6 C5 Length:

Approx. 4815 mm (Sedan/Avant)

Allroad C5 Length:

Approx. 4785 mm (slightly longer due to styling)

A6 C5 Width:

Approx. 1770 mm (excluding mirrors)

A6 C5 Height:

Approx. 1440 mm (Sedan/Avant)

Allroad C5 Height:

Approx. 1500 mm (variable due to air suspension)

Curb Weight A6 Quattro:

Approx. 1600-1700 kg (depending on engine and spec)

Curb Weight Allroad Quattro:

Approx. 1750-1850 kg

Gross Vehicle Weight:

Detailed in manual based on specific model/engine.

A6 C5 Avant Cargo Volume:

Approx. 455-1590 liters (rear seats folded)

Allroad C5 Cargo Volume:

Similar to A6 Avant, with emphasis on versatility.

🛡️ Safety Features

Euro Ncap Rating:

Likely 4-star or 5-star for front and side impacts (typical for Audi of this era, detailed results would be in manual).

ABS:

Standard Anti-lock Braking System (ABS), often with Electronic Brake-force Distribution (EBD) and Brake Assist (BA).

Esp:

Standard Electronic Stability Program (ESP) on most C5 models, especially Quattro variants.

Traction Control:

ASR (Anti-Slip Regulation) or Traction Control System integrated with ESP.

Airbags:

Front airbags (driver and passenger), optional side airbags, optional curtain airbags.

Seatbelts:

Three-point inertia-reel seatbelts with pre-tensioners and belt force limiters. ISOFIX child seat anchors.

Body Structure:

Advanced safety cage construction, crumple zones.

💡 Technology Features

Audio System:

Factory Audi Symphony or Concert audio systems with CD player, cassette player, AM/FM radio. Optional Bose sound system. Navigation system (RNS-D) available on higher trims.

Display Technology:

Central dashboard display for climate control, radio, and onboard computer functions. Optional color screen for navigation.

Cruise Control:

Standard cruise control system.

Parking Assistance:

Optional rear parking sensors on some models.

Phone Integration:

Optional factory installed hands-free phone system (GSM, early Bluetooth implementations in later production runs).

Headlights:

Halogen projector headlights, optional Xenon headlights with automatic leveling and headlight washers.

🔧 Maintenance

Oil Change Interval:

Typically 7,500-10,000 miles or 12-15,000 km or 1 year, depending on oil used and driving conditions. Long-life service intervals also possible with specific oils and adherence to manufacturer schedule. Manual will detail exact recommendations.

Timing Belt Replacement:

For V6 engines with timing belts, typically around 70,000-100,000 miles or 10-15 years. Crucial maintenance item to prevent catastrophic engine failure. Manual will specify exact intervals and part numbers.

Engine Oil Specification:

Synthetic engine oil, e.g., SAE 0W-40, 5W-40, or 5W-30, meeting VW 502 00/505 00 or VW 503 00/503 01 specifications. Manual will list precise specifications and viscosities for each engine.

Coolant Specification:

G12 or G12+ Pink Antifreeze/Coolant concentrate, mixed 50/50 with distilled water.

Brake Fluid Specification:

DOT 4 brake fluid. Manual will detail replacement intervals.

Common A6 C5 Issues:

Ignition coil failure, PCV system issues (oil leaks, rough idle), coolant flange leaks (especially on 2.8L V6), oil pan gasket leaks, automatic transmission solenoid issues, window regulator failures, suspension component wear (especially on Allroad), MAF sensor issues, ABS/ESP sensor faults.

Common S6 Rs6 Issues:

Similar to A6 but with added stress on twin-turbo systems: turbocharger seal leaks, intercooler issues, high-performance brake wear, increased fuel consumption.

Common Allroad Issues:

Air suspension compressor failure, air spring leaks, control arm wear, CV joint boots, air suspension valve block leaks.

📚 Vehicle History

Audi History:

Audi AG, a German luxury automobile manufacturer, known for its quattro all-wheel-drive system, advanced engineering, and sophisticated design. Part of the Volkswagen Group.

A6 C5 Generation:

The C5 generation of the Audi A6 (and its variants like the Allroad, S6, RS6) was produced from 1997 to 2004 (sedan/avant) and 2000-2005 (Allroad). It represented a significant step forward in design and technology for Audi.

S6 Rs6 Performance:

The S6 and RS6 models offered significantly higher performance, with the RS6 being the flagship performance model of the C5 range, featuring a powerful twin-turbo V8 or V6 (depending on market and specific year of RS6) and sport-tuned chassis.

Manufacturing Locations:

Primarily Neckarsulm, Germany. Platforms shared with other Volkswagen Group models.

🏆 Awards & Recognition

Car And Driver Editors Choice:

Audi A6 and Allroad models often received positive reviews from automotive publications for their comfort, performance (especially S6/RS6), and all-weather capability. Specific awards for the 2002 model would be detailed in automotive archives, but generally well-regarded.