🏷️ Basic Information

Make:

Audi

Model:

S4

Chassis Code:

B5

Model Years Covered:

1997-2002

Engine Code Identification:

Manual is likely to cover common B5 S4 engine codes such as APB and AGB.

👋 Introduction

Target Audience:

Enthusiast Audi owners, independent mechanics, and DIYers with intermediate to advanced mechanical skills.

Advantage:

Provides specialized, in-depth coverage of a critical and complex procedure that might be only partially addressed in general service manuals. PDF format offers portability and cost-effectiveness over traditional printed manuals.

Digital Format:

Extremely easy to move and access across multiple devices. Laptop-friendly for workshop use.

Print On Demand:

Allows users to print only the necessary pages, reducing waste and simplifying workflow compared to bulky printed manuals.

Cost Effectiveness:

Enables DIY repairs and maintenance, saving significant costs compared to dealership or professional mechanic labor charges.

📋 Manual Details

Primary Focus:

Engine Removal and Reinstallation Procedures

Secondary Focus:

Detailed mechanical procedures, component identification, and troubleshooting related to the engine.

Estimated Page Count:

Variable, but likely extensive due to the complexity of the engine removal process. Expect 100-300 pages for this specific procedure.

Type:

Service Manual / Repair Guide

Language:

English (inferred from product description)

Format:

PDF

📖 Manual Coverage

Engine Mechanical:

Comprehensive coverage of engine components, mounting, and removal/installation steps. Includes timing belt/chain systems, cylinder heads, engine block, oil system, and cooling system specific to engine removal.

Engine Electrical:

Details on disconnecting engine sensors, wiring harnesses, starter motor, and alternator as they relate to engine removal.

Fuel System:

Procedures for disconnecting fuel lines, fuel injectors, and fuel rail assembly during engine removal.

Cooling System:

Detailed steps for draining and disconnecting coolant hoses, radiator, and water pump assembly as part of engine removal.

Exhaust System:

Instructions for disconnecting exhaust manifolds and downpipes from the cylinder heads.

Transmission Interface:

Procedures for separating the engine from the transmission (manual and automatic).

Drivetrain Interface:

Instructions for disconnecting front drive shafts from the engine/transmission assembly.

Engine Disassembly:

Step-by-step guides for removing ancillary components attached to the engine.

Engine Removal:

Detailed process for safely lifting and separating the engine from the chassis, including engine mount removal and hoisting points.

Engine Installation:

Reverse procedures for reinstalling the engine, ensuring proper alignment and component connection.

Troubleshooting Engine Removal:

Guidance on common issues encountered during engine removal and installation.

Torque Specifications:

Critical torque values for engine mounting bolts, transmission bolts, and other related fasteners.

Depth:

Advanced/Comprehensive. This manual focuses on a major mechanical procedure requiring significant technical understanding and specialized tools.

📊 Manual Specifications

File Type:

PDF

Searchability:

Likely searchable text within the PDF for efficient information retrieval.

Printability:

Designed to be printable, allowing users to create hard copies of specific sections.

Binding Type:

Not applicable (digital format)

Paper Type:

Not applicable (digital format)

⚙️ Engine Specifications

Engine Type:

2.7L Bi-Turbo V6 (B5 S4)

Engine Code:

APB, AGB

Horsepower:

250-265 hp (depending on specific year and market)

Torque:

258 lb-ft (350 Nm)

Fuel Delivery:

Bosch Motronic Engine Management System with multi-point fuel injection.

Bore X Stroke:

81.0 mm x 86.4 mm

Compression Ratio:

9.0:1

Coolant Type:

G12/G12+ Coolant (Purple) or equivalent silicate-free, ethylene glycol-based coolant. Refer to manual for exact specification.

Oil Type:

SAE 5W-40 Synthetic (refer to manual for specific VW 502.00 approval)

Oil Capacity:

Approx. 7.5 liters (7.9 US quarts) with filter change. Verify in manual.

🔧 Transmission

Transmission Type:

6-speed Manual Transmission (01E)

Transmission Type:

5-speed Tiptronic Automatic Transmission (01A)

Drivetrain:

Quattro All-Wheel Drive

Manual Transmission Fluid:

GL-4 or GL-5 Synthetic gear oil, 75W-90. Refer to manual for specific Audi approval (e.g., G 052 171 A2).

Automatic Transmission Fluid:

Pentosin ATF 1 or equivalent VW G 052 162 A2. Refer to manual for specific type and capacity.

📐 Dimensions

Length:

Approx. 4576 mm (180.2 in)

Width:

Approx. 1777 mm (70.0 in)

Height:

Approx. 1383 mm (54.4 in)

Curb Weight:

Approx. 1530-1600 kg (3373-3527 lbs) depending on transmission and features.

🛡️ Safety Features

NHTSA Front Crash:

4/5 Stars (for similar era Audi models, specific B5 S4 may vary)

IIHS Side Crash:

Good (for similar era Audi models, specific B5 S4 may vary)

Airbags:

Front driver and passenger airbags. Optional side airbags.

Seatbelts:

3-point inertia-reel seatbelts with front pre-tensioners.

ABS:

Standard Anti-lock Braking System (ABS)

Esc:

Optional Electronic Stability Control (ESC) / ESP

💡 Technology Features

Audio System:

Bose premium audio system with CD player and cassette deck. Navigation system available on some models.

Cruise Control:

Standard cruise control.

Oem Phone Integration:

Optional factory-installed cellular phone integration (often obsolete technology).

🔧 Maintenance

Oil Change Interval:

10,000 miles or 12 months, whichever comes first, using synthetic oil. Refer to manual for specific recommendations.

Timing Belt:

This engine uses a timing chain system, which is generally considered maintenance-free for the life of the engine, but requires inspection for wear. Some ancillary components like tensioners might need replacement.

Spark Plugs:

Typically every 60,000-100,000 miles, depending on plug type (e.g., long-life platinum or iridium). Refer to manual.

Brake Fluid:

DOT 4 brake fluid.

Power Steering Fluid:

Pentosin CHF 11S or equivalent hydraulic fluid. Refer to manual for exact specification.

Differential Fluid Front:

GL-5 synthetic gear oil, 75W-90. Refer to manual.

Differential Fluid Rear:

GL-5 synthetic gear oil, 75W-90. Refer to manual.

Coil Packs:

Common failure point, leading to misfires. Often replaced as a set.

Pcv System:

The Positive Crankcase Ventilation (PCV) system can become clogged, leading to boost leaks and oil consumption. Requires regular inspection and cleaning/replacement.

Intercooler Hoses:

The rubber intercooler hoses are prone to cracking and splitting, leading to boost leaks and performance loss.

Thermostat Housing:

The plastic thermostat housing is known to crack and leak coolant.

Control Arms Bushings:

Wear in control arm bushings is common, affecting steering feel and alignment.

📚 Vehicle History

Audi Performance Legacy:

The S4 designation signifies Audi's performance-oriented models, building on a history of motorsport and performance tuning.

B5 Generation Context:

The B5 generation (1994-2001) marked a significant shift in Audi design and engineering, with the S4 arriving later in the generation (1997 in Europe, 1999 in North America) as the high-performance variant of the A4.

Manufacturing Location:

Ingolstadt, Germany

Production Period:

1997-2002 (for B5 S4)

🏆 Awards & Recognition

Car And Driver 10Best:

The Audi S4 (B5) was featured on Car and Driver's 10Best list multiple times for its performance and handling.

European Car Of The Year Nominee:

The A4 platform from which the S4 is derived was a strong contender in automotive awards during its production run.