🏷️ Basic Information

Make:

Audi

Model:

A4

Year:

1999

Chassis Code:

B5

Body Style:

Sedan / Avant (Wagon)

👋 Introduction

Target Audience:

DIY enthusiasts, independent repair shops, Audi owners seeking detailed repair information

Manual Value:

Provides official dealer-level information at a fraction of the cost, comprehensive coverage unmatched by generic guides

Ease Of Use:

Designed for user-friendliness with step-by-step instructions and clear diagrams

Completeness:

Covers every aspect of the vehicle from routine maintenance to complex repairs

Customer Satisfaction:

Aims to fulfill all repair and maintenance requests by providing accurate and comprehensive information

📋 Manual Details

Primary Coverage:

Complete Service and Repair

Secondary Coverage:

Maintenance, Troubleshooting, Diagnostics

Estimated Page Count:

High (Factory standard, typically 1000+ pages for complete coverage)

Manual Type:

Factory Service Manual (FSM)

Language:

English (assumed based on common market availability)

File Format:

PDF

📖 Manual Coverage

Engine Mechanical:

Detailed overhaul, internal components, timing, seals, gaskets

Fuel Injection Ignition:

ECU control, sensors, fuel injectors, ignition coils, spark plugs, diagnostic procedures

Fuel System:

Fuel pump, fuel filter, fuel lines, fuel pressure regulation, evaporative emissions control (EVAP)

Heating Air Conditioning:

Refrigerant system, blower motor, HVAC controls, diagnostic trouble codes (DTCs) for climate control

Maintenance:

Scheduled maintenance intervals, fluid checks and changes, filter replacements, belt inspections

Suspension Wheel Brakes:

Front and rear suspension components, steering system, wheel bearings, brake system hydraulics, ABS diagnostics, rotor and pad replacement

Transmission:

Manual and Automatic transmission overhaul, fluid changes, clutch service, torque converter, gear selection mechanisms

Electrical Equipment:

Wiring diagrams, fuse locations, relay functions, lighting systems, power windows, central locking, instrument cluster, ECU pinouts

Body:

Body panel removal and installation, door mechanisms, glass replacement, interior trim, seals, body repair specifications

Engine Repair:

Engine rebuild, head gasket replacement, piston and connecting rod installation, crankshaft and camshaft service

Transmission Repair:

Automatic transmission clutch pack replacement, valve body service, manual transmission synchro ring replacement

Brake System Repair:

Brake caliper overhaul, brake line replacement, ABS modulator diagnostics and replacement

Electrical Diagnostics:

Troubleshooting of electrical faults using wiring diagrams, component testing, common electrical issues specific to the B5 platform

Maintenance Procedures:

Step-by-step guides for oil changes, spark plug replacement, air filter replacement, coolant flushes

Troubleshooting Guides:

Diagnostic flowcharts for common drivability issues, starting problems, and performance concerns

Diagnostics:

Advanced diagnostics, including OBD-II codes, sensor data interpretation, and oscilloscope usage for troubleshooting

Rebuild Procedures:

Complete engine and transmission rebuild procedures with detailed diagrams and specifications

Torque Specifications:

Comprehensive list of all critical torque settings for engine, chassis, and drivetrain components

Fluid Capacities:

Precise fluid capacities for engine oil, coolant, transmission fluid, brake fluid, power steering fluid

Diagrams Illustrations:

Step-by-step diagrams, exploded views, and electrical schematics for clarity

📊 Manual Specifications

Digital Format:

PDF

Readability:

High resolution, zoomable for detailed viewing of diagrams and text

Digital Binding:

N/A (Digital Document)

Digital Paper Type:

N/A (Digital Document)

Operating Systems:

Compatible with all versions of Windows and Mac OS

Reader Software:

Adobe PDF Reader (required)

Extraction Software:

WinZip or compatible archive utility (required)

Searchability:

PDF format typically allows for keyword searching, significantly enhancing usability.

Printable:

PDF is generally printable, allowing users to create physical copies of specific sections.

⚙️ Engine Specifications

Engine Options Covered:

Likely includes 1.8L Turbo (AEB, APU, AWJ, ARK), 2.8L V6 (ACK, AHA, ATQ). Specific engine codes detailed within manual.

Horsepower Torque Range:

Varies by engine; 1.8T typically 150-170 HP, 2.8 V6 typically 190-200 HP. Precise figures are model year/engine specific and found in the manual.

Fuel Delivery:

Multi-point Fuel Injection (MPI) for naturally aspirated engines, Electronic Fuel Injection (EFI) / Direct Fuel Injection (DFI) for turbocharged variants

Engine Control Unit:

Bosch Motronic or similar ECU, with extensive diagnostic capabilities

Timing Belt Chain:

1.8T and 2.8 V6 engines utilize timing belts. Manual provides replacement intervals and procedures.

🔧 Transmission

Manual Transmission:

5-speed manual transmission (e.g., 01A)

Automatic Transmission:

5-speed Tiptronic automatic transmission (e.g., 5HP19FLA)

Drivetrain:

Front-wheel drive (FWD) standard, quattro all-wheel drive (AWD) optional on most models

Automatic Transmission Fluid:

G 052 162 A1/A2 (Pentosin ATF1) or equivalent specified by Audi

Manual Transmission Fluid:

G 052 171 A2 (Gear oil, SAE 75W-90) or equivalent specified by Audi

📐 Dimensions

Wheelbase:

Approx. 2613 mm (102.9 in)

Length:

Sedan: Approx. 4515 mm (177.8 in); Avant: Approx. 4575 mm (180.1 in)

Width:

Approx. 1765 mm (69.5 in)

Height:

Sedan: Approx. 1415 mm (55.7 in); Avant: Approx. 1440 mm (56.7 in)

Curb Weight:

Varies by engine and drivetrain, typically 1400-1600 kg (3086-3527 lbs)

Wheel Bolt Pattern:

5x112 mm

Center Bore:

57.1 mm

🛡️ Safety Features

NHTSA Crash Test Ratings:

Refer to specific year and model tests; early B5 A4s received good ratings for their time. Manual provides safety system information.

ABS:

Anti-lock Braking System (ABS) standard

Traction Control:

Electronic Stability Program (ESP) or Traction Control (ASR) optional or standard depending on market and trim

Airbags:

Front airbags, optional side airbags

Seatbelts:

Pre-tensioning seatbelts

💡 Technology Features

Audio System:

Factory cassette and/or CD player with AM/FM radio. Audi Symphony or Concert audio systems available.

Navigation:

Optional factory navigation system available on some models.

Cruise Control:

Standard cruise control system

Phone Integration:

Optional factory-installed hands-free telephone preparation system.

🔧 Maintenance

Engine Oil Change:

Typically every 10,000 miles (16,000 km) or 1 year, whichever comes first. Refer to manual for specific conditions.

Timing Belt Replacement:

Recommended every 60,000 - 90,000 miles (96,000 - 145,000 km) or 5-7 years for 1.8T and 2.8L V6 engines. Manual will specify precise interval.

Spark Plug Replacement:

Varies by spark plug type (standard vs. long-life), typically 30,000 - 60,000 miles.

Engine Oil Specification:

Typically 5W-40 or 5W-30 synthetic oil meeting VW 502.00/505.00 specifications. Manual will provide exact specifications.

Coolant Specification:

G12 or G12+ coolant (pink/red) or equivalent, mixed with distilled water. Manual will specify correct type and ratio.

Brake Fluid Specification:

DOT 4 or DOT 5.1

Common B5 A4 Issues:

Worn front control arm bushings, failing mass air flow (MAF) sensor, ignition coil failures (especially early coil-on-plug), coolant flange leaks, window regulator failures, timing belt tensioner issues (on some early engines).

Audi Specific Maintenance:

Regular maintenance of the PCV system and vacuum lines is critical for reliable performance of the 1.8T engine.

📚 Vehicle History

Audi Legacy:

Audi AG, a German luxury automobile manufacturer with a long history of engineering excellence and innovation.

B5 Generation Introduction:

The B5 generation Audi A4 was introduced in late 1994 for the 1995 model year, succeeding the Audi 80/90. The 1999 model represents a refinement of this platform.

Manufacturing Locations:

Primarily produced in Germany (Ingolstadt and Neckarsulm) and also in China and Brazil for specific markets.

🏆 Awards & Recognition

Model Reputation:

The Audi A4 B5 was generally well-regarded for its sophisticated chassis, quattro all-wheel-drive system, and upscale interior for its class.

Consumer Reports Evaluation:

Consumer Reports and other automotive publications of the era provided reviews and reliability ratings. The manual's diagnostic procedures can help address common concerns.