2004 Audi A4 Service & Repair Manual Software

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Distributeur:

UGS: 139357

Mots clés: 2004 A4 Audi Car

Variantes de produits

Description

The Audi A4, produced as part of the B6 generation on the Volkswagen Group B6 platform, represents Audi's commitment to understated elegance and advanced engineering within the premium compact executive car segment. This model, available from 2000 to 2006, offered a range of efficient four-cylinder and smooth V6 engines, including the 2.0T, 3.0 V6, 1.8T, and 2.5 V6 variants, coupled with either front-wheel drive or the renowned Quattro all-wheel-drive system. Its design philosophy emphasized quality interiors and dynamic handling, positioning it as a strong competitor against established rivals. The A4 consistently earned good safety ratings, featuring standard Anti-lock Braking System, Electronic Stability Program, and traction control, alongside comprehensive airbag systems. This Service and Repair Manual Software provides extensive coverage for the Audi A4, encompassing all vehicle systems from basic maintenance to in-depth engine and transmission overhauls. It details routine procedures such as oil changes, filter replacements, and spark plug services, alongside more complex tasks like brake system repairs, suspension component replacement, and complete transmission overhauls. The manual includes diagnostic procedures, troubleshooting flowcharts, and technical specifications, offering detailed information on engine management, fuel, cooling, exhaust, drivetrain, electrical systems, HVAC, and bodywork. With over 1000 pages of content, this English-language digital resource is designed to assist owners, mechanics, and technicians in effectively maintaining, diagnosing, and repairing the Audi A4.

🏷️ Basic Information

Identification

Make:

Model:

Year:

Codes

Chassis Code:

Platform:

Volkswagen Group B6 platform

👋 Introduction

Market Position

Segment:

Premium compact executive car

Competitors:

BMW 3 Series, Mercedes-Benz C-Class, Lexus IS

Key Features

Design Philosophy:

Understated elegance, quality interior, advanced engineering

Quattro:

Optional all-wheel-drive system known for traction and handling

Powertrain Options:

Variety of efficient 4-cylinder and smooth V6 engines

📋 Manual Details

Coverage Areas

All Systems:

Engine:

Transmission:

Brakes:

Suspension:

Steering:

Electrical System:

HVAC:

Bodywork And Trim:

Diagnostics:

Troubleshooting:

Maintenance Schedules:

Technical Bulletins:

Page Count

Estimated Page Count:

1000+

Manual Type

Type:

Service and Repair Manual Software

Licensing:

Officially Licensed

Language

Language:

English

Format

Format:

Software (Digital)

📖 Manual Coverage

Systems Covered

Engine Management:

Detailed diagnostics, component testing, ECU functions

Fuel System:

Fuel pump, injectors, pressure regulation, EVAP system

Cooling System:

Radiator, thermostat, water pump, coolant types, pressure testing

Exhaust System:

Catalytic converter, mufflers, oxygen sensors

Drivetrain:

Front-wheel drive, Quattro all-wheel drive, differentials

Automatic Transmission:

ATF specifications, diagnostics, valve body, torque converter

Manual Transmission:

Clutch, gearbox, shifter linkage

ABS And Traction Control:

Wheel speed sensors, ABS module, ESP system

Airbags And Srs:

SRS module, airbag components, safety precautions

Lighting System:

Headlights, taillights, interior lights, wiring diagrams

Instrument Panel And Gauges:

Cluster diagnostics, warning lights

Audio And Navigation:

Head unit, speakers, antenna, MMI system components

Body Electrical:

Power windows, locks, mirrors, wipers, horn

Procedures Included

Routine Maintenance:

Oil changes, filter replacements, fluid checks, spark plugs

Brake Service:

Pad and rotor replacement, caliper service, fluid bleeding

Suspension Repair:

Strut/shock replacement, control arm bushings, ball joints

Engine Repair:

Timing belt/chain service, head gasket replacement, piston/ring replacement

Transmission Overhaul:

Complete rebuild procedures, seal replacement

Electrical Diagnostics And Repair:

Wiring harness repair, component testing, sensor replacement

HVAC System Repair:

Compressor replacement, refrigerant charging, blower motor service

Body Panel Replacement:

Fender, door, bumper, hood removal and installation

Interior Trim Removal:

Dashboard, door panels, center console

Troubleshooting Flowcharts:

Systematic diagnosis of common and complex issues

Diagnostic Tool Usage:

OBD-II scanning, specific Audi diagnostic procedures

Technical Depth

Depth:

Comprehensive (from basic maintenance to full engine rebuilds)

Detail Level:

Includes torque specifications, fastener tightening sequences, specialized tool requirements

Illustrations And Diagrams:

Detailed exploded views, wiring diagrams, schematics

📊 Manual Specifications

File Format

File Type:

Proprietary software, likely executable or installer

Searchability:

Searchable text content

Print Quality:

N/A (digital format, printing depends on user's printer)

Binding Type

Binding:

N/A (digital format)

Paper Type

Paper:

N/A (digital format)

⚙️ Engine Specifications

Primary Engine

Engine Code 2.0T:

BGB / BPG (165-170 hp variant)

Engine Code 3.0 V6:

ASN (220 hp)

Engine Code 1.8T:

BFB (170 hp) - common in some markets

Engine Code 2.5 V6:

BBG (170 hp)

Performance 2.0T

Horsepower 2.0T:

165-170 hp

Torque 2.0T:

200-210 lb-ft

Performance 3.0 V6

Horsepower 3.0 V6:

220 hp

Torque 3.0 V6:

207 lb-ft

Fuel System

Injection Type:

Multi-point fuel injection (MPI) or FSI for some 2.0T variants

Fuel Type:

Premium Unleaded Gasoline (91 octane or higher recommended)

🔧 Transmission

Standard

Standard Transmission FWD:

5-speed manual

Standard Transmission Quattro:

6-speed manual

Optional

Optional Transmission:

Tiptronic automatic transmission (5-speed)

Features

Tiptronic Functionality:

Manual shifting mode via shifter or steering wheel paddles (on some trims)

Fluid Specs

Automatic Transmission Fluid:

G 055 025 (VW specification, typically ATF DEXRON III compatible)

Manual Transmission Fluid:

G 052 171 (VW specification, typically GL-4 75W-90)

📐 Dimensions

Exterior Sedan

Length:

approx. 178.5 inches

Width:

approx. 70.0 inches

Height:

approx. 56.1 inches

Exterior Wagon

Length Avant:

approx. 181.3 inches

Height Avant:

approx. 55.4 inches

Weights

Curb Weight Sedan 2.0T:

approx. 3296 lbs

Curb Weight Sedan 3.0 V6 Quattro:

approx. 3616 lbs

Wheelbase:

approx. 104.2 inches

Dimensions

Wheel Bolt Pattern:

5x112 mm

Center Bore:

57.1 mm

🛡️ Safety Features

Ratings

NHTSA Front Crash Test:

IIHS Side Impact Test:

Active Features

Standard Anti-lock Braking System

Standard Electronic Stability Program (ESP)

Traction Control:

Standard Traction Control System (ASR)

Passive Features

Airbags:

Frontal airbags, side airbags, optional side curtain airbags

Seatbelts:

3-point front and rear seatbelts with pre-tensioners

💡 Technology Features

Infotainment

Infotainment System:

Audi's Chorus, Concert, or Symphony audio systems; optional navigation system available.

Display:

Central display for climate, audio, and navigation information.

Driver Assistance

Parking Sensors:

Optional front and rear parking sensors (Audi parking system).

Cruise Control:

Standard cruise control.

Connectivity

Cd Changer:

Optional multi-disc CD changer integrated into the head unit or in the trunk.

Bluetooth:

Optional Bluetooth connectivity for hands-free calling.

🔧 Maintenance

Service Intervals Gasoline

Oil Change Interval:

10,000 miles or 12 months, whichever comes first (synthetic oil recommended)

Engine Air Filter:

Replace every 30,000 miles or as needed

Cabin Air Filter:

Replace every 10,000-20,000 miles or annually

Spark Plugs:

Replace every 60,000 miles (e.g., NGK PFR6Q for 3.0 V6, Champion RC7PYP6 for 1.8T/2.0T)

Timing Belt Chain:

Chain-driven for V6 engines; belt-driven for 1.8T/2.0T engines (check specific engine for replacement interval, often ~70,000-90,000 miles for belts).

Fluid Specifications

Engine Oil Specification:

SAE 5W-40 Synthetic, meeting VW 502 00 / 505 00 specifications

Coolant Specification:

G 12 (Pink) or G 12 Plus (Purple) Antifreeze/Coolant, 50/50 mix with distilled water

Brake Fluid Specification:

DOT 4

Known Issues

Oil Consumption:

Some 2.0T engines can experience oil consumption due to piston ring wear or PCV system issues.

Ignition Coil Failure:

Common failure point, leading to misfires.

Pcv Valve Failure:

Can cause rough idle, oil leaks, and high oil consumption.

Front Suspension Components:

Control arm bushings and ball joints can wear prematurely, leading to clunking noises and steering looseness.

Power Steering Pump Leaks:

Can develop leaks over time.

Water Pump Leaks:

Can leak coolant, often requiring replacement of the timing belt as well on belt-driven engines.

📚 Vehicle History

Brand Heritage

Brand Legacy:

Audi's reputation for 'Vorsprung durch Technik' (Advancement through Technology), built on a history of automotive innovation.

Model Evolution

A4 Lineage:

The A4 replaced the Audi 80/90 and has been a cornerstone of Audi's lineup since 1994, evolving through multiple generations.

B6 Generation:

The B6 generation (2001-2005/2006) introduced a new design language, improved chassis dynamics, and a wider range of engines.

Production

Production Years:

2000-2006 (for the B6 generation)

Manufacturing Locations:

Germany (Ingolstadt, Neckarsulm)

🏆 Awards & Recognition

Recognitions

Car And Driver Best 10:

The A4 was frequently recognized by automotive publications, though specific 'Best 10' awards can vary by year and region.

Ratings

Safety Ratings General:

Consistently received good safety ratings from organizations like NHTSA and IIHS for its class.

Certifications

Emissions Standards:

Compliant with prevailing emissions standards for its model year (e.g., LEV, ULEV depending on region).