🏷️ Basic Information

Make:

Audi

Model:

A6

Year:

2000

Platform:

C5

👋 Introduction

Target Audience:

DIY enthusiasts, independent repair shops, and Audi owners seeking detailed electrical system knowledge.

Value Proposition:

Enables cost savings on repairs and simplifies complex electrical diagnostics.

Advantage:

Provides critical electrical schematics often missing in general repair manuals.

Content Focus:

Exclusive focus on the vehicle's electrical architecture.

Ease Of Use:

Designed for easy navigation and practical application with printable pages.

Instant Access:

Immediate availability via digital download, eliminating shipping delays and costs.

📋 Manual Details

Manual Type:

System Wiring Diagram

Language:

English

Format:

PDF

Downloadability:

Yes (Instant Download)

Compatibility:

All Versions of Windows & Mac

Requirements:

Adobe PDF Reader

📖 Manual Coverage

Electrical Systems:

Comprehensive coverage of all electrical systems.

Engine Control Module Wiring:

Detailed diagrams for ECM and associated sensors/actuators.

Lighting Systems:

Headlights, taillights, interior lighting, fog lights, and signal circuits.

Audio Systems:

Factory radio, amplifier, speaker wiring, and antenna circuits.

Climate Control Systems:

HVAC blower motor, climate control module, and sensor wiring.

Instrument Cluster And Gauges:

Speedometer, tachometer, fuel gauge, and warning light circuits.

Power Accessories:

Power windows, door locks, mirrors, seats, and sunroof wiring.

Safety Systems:

Airbag system wiring, ABS, and traction control circuits.

Remote Keyless Entry And Alarm:

Wiring for central locking, alarm system, and key fob.

Wiper And Washer Systems:

Front and rear wiper motor and control circuits.

Cruise Control System:

Wiring for cruise control module and stalk.

Fuel Pump And Injection Wiring:

Fuel pump relay, ECU control, and injector harness diagrams.

Ignition System Wiring:

Coil pack, ignition control module wiring.

Charging System:

Alternator, battery, and starter motor wiring.

ABS And Traction Control Wiring:

Wheel speed sensor circuits, ABS control module wiring.

Troubleshooting Electrical Faults:

Facilitates identification and diagnosis of electrical issues using circuit diagrams.

Component Testing And Replacement:

Supports verification of component operation and guides replacement by understanding connections.

Wiring Harness Repair:

Essential for repairing damaged or corroded wiring harnesses.

Accessory Installation:

Aids in the correct installation of aftermarket electrical accessories.

Diagnostic Tool Connection:

Highlights diagnostic port locations and related circuits.

Detail Level:

Detailed circuit-level schematics with component identification, wire colors, and connector pinouts.

Diagram Clarity:

High-resolution diagrams with clear labeling for easy interpretation.

Component Identification:

All electrical components, modules, relays, fuses, and grounds are clearly identified.

Wire Identification:

Color coding and numbering of wires for accurate tracing.

📊 Manual Specifications

Format:

PDF

Searchability:

Likely text-searchable for component names or circuit numbers.

Printability:

All pages are printable for use in the workshop.

Resolution:

High enough resolution for clear viewing and printing of diagrams.

Binding:

N/A (Digital Download)

Paper:

N/A (Digital Download)

⚙️ Engine Specifications

Engine Options Available In 2000 A6:

2.7L V6 Bi-Turbo (250 hp, 258 lb-ft torque), 2.8L V6 (180 hp, 200 lb-ft torque), 4.2L V8 (300 hp, 295 lb-ft torque)

Engine Control System Type:

Likely Bosch Motronic ECU, specific version depends on engine.

Fuel Delivery System:

Multi-point Fuel Injection (MPI) or FSI (direct injection for some later variants, but MPI for 2000).

Ignition Type:

Electronic Ignition with Coil-on-Plug or Coil Packs.

🔧 Transmission

Standard Transmission Type:

Likely a 5-speed Tiptronic automatic transmission for most models.

Optional Transmission Type:

Some models may have offered a 5-speed manual transmission (e.g., 2.8L).

Drivetrain:

Typically Quattro All-Wheel Drive (AWD).

📐 Dimensions

Body Styles:

Sedan (4-door) and Avant (Wagon).

Curb Weight Range:

Approximately 3,500 - 3,900 lbs (1588 - 1769 kg) depending on engine and drivetrain.

🛡️ Safety Features

NHTSA Crash Test Ratings:

While specific 2000 A6 ratings might vary, the C5 platform generally received good ratings for its era, often 4 or 5 stars for frontal impacts.

Anti Lock Braking System:

Standard ABS across all trims.

Traction Control:

Electronic Stability Program (ESP) / Traction Control (ASR) likely standard or optional.

Airbags:

Frontal airbags for driver and passenger, side airbags often standard or optional.

💡 Technology Features

Audio System Options:

Factory Audi Symphony or Concert sound systems, often with CD player and premium speaker options.

Parking Assistance:

Optional parking sensors (front and rear).

Navigation System:

Optional Audi Navigation Plus system.

Onboard Computer:

Driver Information System (DIS) integrated into the instrument cluster.

🔧 Maintenance

Oil Change Interval:

Typically every 5,000-7,500 miles or 6-12 months, depending on driving conditions and oil type used. Consult owner's manual for precise intervals.

Timing Belt Replacement:

For 2.8L V6 and 4.2L V8 engines, timing belt replacement is crucial, typically around 60,000-100,000 miles. 2.7T may have a timing chain or belt, check specific engine. This manual is for wiring, not engine mechanicals, but electrical components are critical for engine timing.

Engine Oil Type:

Recommended: Synthetic 5W-40 or 5W-30. Refer to owner's manual for specific VW 502 00 or 503 00 approvals.

Coolant Type:

G12 (pink/red) ethylene glycol-based coolant or equivalent.

Transmission Fluid Type:

Automatic: ATF SPIII or equivalent. Manual: Gear oil, GL-4 or GL-5 depending on specification. Consult manual for exact specs.

Electrical Gremlins:

Common electrical issues can include window regulators, central locking actuators, ignition coil failures, and ECU sensor failures. Accurate wiring diagrams are essential for diagnosing these.

Ignition Coil Failure:

A known weakness on some 2.7T engines, leading to misfires. Wiring diagnosis can help pinpoint issues if not the coil itself.

Door Lock Actuator Failure:

Common failure leading to central locking malfunctions, traceable via door wiring diagrams.

Mass Air Flow Sensor Issues:

Can lead to poor running conditions. Wiring to the MAF sensor is critical for diagnosis.

📚 Vehicle History

Audi Legacy:

Audi has a long history of producing sophisticated luxury and performance vehicles.

A6 Lineage:

The A6 replaced the Audi 100 and has consistently represented Audi's mid-size luxury segment.

C5 Platform Production Years:

1997-2004 (globally), with some markets extending slightly later.

🏆 Awards & Recognition

Car And Driver 10 Best:

The Audi A6 was a perennial contender on Car and Driver's 10Best list during its production run for its blend of performance and luxury.

Motor Trend Car Of The Year:

While the A6 itself might not have won the overall COTY, Audi vehicles often received accolades from automotive journalists for innovation and quality.