📚 Vehicle Manual Information

2000 Audi A6 System Wiring Diagram

🏷️ Basic Information

Make:

Audi

Model:

A6

Year:

2000

Vin Prefix:

WAU

Chassis Code:

C5 (Typ 4B)

👋 Introduction

Segment:

Mid-size Luxury Sedan/Wagon

Competitors:

BMW 5 Series (E39), Mercedes-Benz E-Class (W210), Lexus GS (JZS160), Volvo S80.

Platform Emphasis:

The 2000 Audi A6 (C5 platform) represented a significant step forward in technology and design for Audi, offering advanced quattro all-wheel drive, refined interiors, and powerful engine options.

Primary Use:

Essential for diagnosing and repairing electrical faults, understanding system interconnections, and performing complex electrical component installations or replacements on the 2000 Audi A6.

📋 Manual Details

Manual Type:

System Wiring Diagram

Page Count:

71

Language:

English

Format:

PDF

Delivery Method:

PDF Download

📖 Manual Coverage

Systems Covered:

Air Conditioning, Coolant Fan Control, Anti-Lock Brakes (ABS), Anti-theft Circuit, Computer Data Lines Circuit (CAN Bus), Defoggers Circuit (Front and Rear), Electronic Power Steering (EPS), Electronic Suspension (Optional), Engine Performance Control, Lighting (Interior & Exterior), Ignition System, Fuel System, Instrument Cluster, Power Windows, Power Locks, Sunroof, Wiper/Washer System, SRS (Airbag) System, Audio System, Navigation System (Optional), Cruise Control, Central Locking, Immobilizer, Heated Seats, Keyless Entry.

Procedures Included:

Diagnostic routing of circuits, component location based on wiring, understanding electrical system architecture, identifying specific wire colors and functions, tracing signals between ECUs, troubleshooting electrical faults, understanding power distribution, fuse and relay identification for specific circuits.

Technical Depth:

Detailed circuit diagrams, component schematics, connector pinouts, wire color codes, ground points, power sources, and signal paths for all specified electrical systems. Essential for advanced diagnostics and electrical component repair.

📊 Manual Specifications

File Format:

Portable Document Format (.PDF)

Zoom Functionality:

Yes

Print Quality:

Excellent

Binding Type:

Not Applicable (Digital Download)

Paper Type:

Not Applicable (Digital Download)

⚙️ Engine Specifications

Engine Options:

2.8L V6 (2771 cc) with 5 valves per cylinder (AAH/ACK), 2.7L V6 Bi-Turbo (2671 cc) with 5 valves per cylinder (APU/AJK/ARE/BES), 4.2L V8 (4172 cc) with 5 valves per cylinder (BBD/CMD).

Horsepower 2 8 V6:

190 hp @ 6000 rpm

Torque 2 8 V6:

207 lb-ft @ 3200 rpm

Horsepower 2 7T V6:

250 hp @ 5800 rpm

Torque 2 7T V6:

258 lb-ft @ 1800 rpm

Horsepower 4 2 V8:

300 hp @ 6200 rpm

Torque 4 2 V8:

295 lb-ft @ 3000 rpm

Fuel Delivery:

Electronic Fuel Injection (EFI), Multi-Point Fuel Injection (MPI)

ECU:

Bosch Motronic ECU (specific variant depends on engine)

Engine Code Identification:

Referencing specific engine codes (e.g., ACK, APU, BBD) is crucial for accurate wiring diagram interpretation.

🔧 Transmission

Transmission Options:

5-speed Tiptronic automatic (5HP19FLA for V6, 5HP24A for V8), 6-speed manual (01E).

AWD System:

Torsen center differential quattro permanent all-wheel drive system.

Tiptronic Functionality:

Allows manual gear selection via shifter or steering wheel buttons (if equipped).

Automatic Transmission Fluid:

G 055 025 (or equivalent ATF specifications, consult specific model service manual for exact type and capacity).

📐 Dimensions

Length:

approx. 4815 mm (189.6 in)

Width:

approx. 1780 mm (70.1 in)

Height:

approx. 1450 mm (57.1 in)

Length Avant:

approx. 4880 mm (192.1 in)

Width Avant:

approx. 1780 mm (70.1 in)

Height Avant:

approx. 1460 mm (57.5 in)

Wheelbase:

approx. 2760 mm (108.7 in)

Curb Weight:

Varies by engine/drivetrain, typically 1550-1750 kg (3417-3858 lbs).

Wheel Bolt Pattern:

5x112 mm

Center Bore:

57.1 mm

Typical Tire Sizes:

205/55 R16, 215/55 R16, 225/55 R16, 235/45 R17.

🛡️ Safety Features

NHTSA Front Impact:

4-star driver, 4-star passenger (for models tested during the period, specific 2000 A6 ratings may vary by market and specific test cycle).

IIHS Side Impact:

Good (for models with side airbags, 'acceptable' or 'poor' without).

Active Safety Systems:

Anti-lock Braking System (ABS), Electronic Stability Program (ESP) / Traction Control System (ASR), Electronic Brake-force Distribution (EBD).

Passive Safety Features:

Driver and front passenger airbags, front side airbags (optional), rear side airbags (optional), front and rear head curtain airbags (optional), seatbelt pretensioners, reinforced safety cage.

💡 Technology Features

Infotainment System:

Optional Audi Navigation System with CD-ROM, Symphony II AM/FM stereo with CD player and Cassette, Bose premium sound system option.

Driver Assistance Features:

Cruise Control, Parking System (optional sensors).

Connectivity Options:

Analog cellular phone integration (optional with cradle), CD changer (optional).

Comfort Technology:

Automatic climate control (dual-zone), heated front seats (optional), power-adjustable front seats with memory (optional), auto-dimming rearview mirror.

🔧 Maintenance

Oil Change Interval:

Every 7,500 miles or 12 months, whichever comes first (using synthetic oil). Consult owner's manual for specific recommendations based on driving conditions.

Timing Belt Replacement:

For 2.8L V6 (non-chain driven variants): Approximately 75,000 - 105,000 miles. 2.7T and 4.2L use timing chains. Consult the specific engine service manual for exact interval and component replacement (e.g., tensioners, idlers).

Spark Plug Replacement:

Platinum/Iridium spark plugs typically every 100,000 miles. Consult specific engine manual for exact type and interval.

Engine Oil Type:

SAE 5W-40 or SAE 0W-40 Synthetic Oil meeting VW 502 00 specification.

Coolant Type:

G12 (pink) or G12+ (red) ethylene glycol-based coolant meeting VW TL 774-C or VW TL 774-D specifications.

Brake Fluid Type:

DOT 4.

Common Problems Electrical:

Ignition coil failure, ABS sensor issues, mass air flow sensor (MAF) problems, door lock actuator failures, HVAC control module issues, pixelation in instrument cluster displays.

Common Problems Mechanical:

Oil leaks (e.g., valve cover gaskets, oil pan gasket), PCV system issues, coolant flange leaks, torque converter shudder (automatic transmissions), suspension component wear.

Oil Filter Example:

Mann-Filter W 920/15, Bosch 72026 (Note: Always verify part numbers with VIN).

📚 Vehicle History

Audi Legacy:

Audi has a long history of engineering innovation, particularly with its quattro all-wheel-drive system and premium automotive design.

C5 Generation Context:

The C5 generation (1997-2004 in Europe, 1998-2004 in North America) marked a significant design and technological leap for the A6, building on the success of its predecessor.

Manufacturing Locations:

Primary production in Ingolstadt, Germany, and Neckarsulm, Germany.

Market Impact:

The A6 C5 was a strong competitor in the premium mid-size segment, known for its comfortable ride, refined interior, and the grip of its quattro system.

🏆 Awards & Recognition

Car And Driver Ten Best:

Audi A6 received Car and Driver's 10Best award multiple times during its production run, including for models in this era, often praised for its quattro system and overall refinement.

Jd Power Dependability:

Typically rated average to above average for its segment during this period, though specific model year ratings can vary.

Safety Certifications:

Compliant with all relevant US Federal Motor Vehicle Safety Standards (FMVSS) for the model year.