1994 BMW 325IS Service & Repair Manual Software

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🏷️ Basic Information Identification Make: BMW Model: 325is Year: 1994 Codes Chassis Code: E36 Engine Code Common: M50B25TU 👋 Introduction Market Position Segment: Entry-level luxury sports coupe/sedan Target Audience: Enthusiast...

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标签: 1994 325IS BMW Car Cars Misc

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Description

🏷️ Basic Information

Identification

Make:

Model:

325is

Year:

Codes

Chassis Code:

Engine Code Common:

M50B25TU

👋 Introduction

Market Position

Segment:

Entry-level luxury sports coupe/sedan

Target Audience:

Enthusiast owners, independent repair shops, DIY mechanics

Competitive Analysis

Competitors 1994:

Mercedes-Benz C-Class (W202), Audi 80/90 (B4), Acura Legend, Lexus ES250/300, Infiniti J30

Key Features Vehicle

Driving Dynamics:

Renowned for its balanced chassis, responsive steering, and engaging driving experience.

Key Features Manual

Convenience:

Digital format offers instant access, searchability, and portability compared to traditional printed manuals.

Official Licensing:

Officially licensed, implying high accuracy and completeness, likely derived from BMW's internal service documentation.

📋 Manual Details

Coverage Areas

Primary Coverage:

Mechanical Repair and Maintenance

Secondary Coverage:

Electrical Systems, Diagnostics, Troubleshooting

Page Count

Estimated Pages:

1500+

Manual Type

Type:

Service and Repair Manual Software

Language

Language:

English

Format

Format:

Digital Software (likely PDF or proprietary executable)

📖 Manual Coverage

Systems Covered

Engine:

Comprehensive coverage of the M50B25TU inline-6 engine, including disassembly, assembly, tuning, and diagnostics.

Transmission:

Detailed procedures for both the Getrag 260 5-speed manual and the ZF 4HP22 4-speed automatic transmissions, including hydraulic and mechanical components.

Drivetrain:

Coverage of rear-wheel drive system, including differential, driveshaft, and axles.

Suspension Steering:

Complete front and rear suspension systems (McPherson struts front, multi-link rear), steering rack, power steering system, and wheel alignment specifications.

Brakes:

Front and rear disc brake systems, ABS (Anti-lock Braking System) diagnostics and repair, brake fluid specifications, and caliper/rotor replacement.

Electrical:

Extensive wiring diagrams, component location, troubleshooting for lighting, starting, charging, ignition, fuel injection, HVAC, and instrument cluster.

Body Chassis:

Body panel repair, door mechanisms, glass replacement, interior trim removal, chassis component identification, and corrosion prevention.

Climate Control:

Manual and automatic climate control systems, HVAC component replacement (compressor, evaporator, heater core), refrigerant handling (R134a conversion often needed for this era).

Procedures Included

Maintenance:

Scheduled maintenance tasks, oil changes, filter replacements, spark plug service, belt tensioning, coolant flushes, and brake fluid changes.

Troubleshooting:

Systematic diagnostic procedures for common and uncommon issues, symptom-based troubleshooting guides, and fault code interpretation (where applicable).

Repair:

Step-by-step instructions for component removal, overhaul, installation, and adjustment for virtually every system.

Diagnostics:

Detailed guidance on using diagnostic tools (BMW GT1/INPA compatibility might be mentioned if software is very comprehensive), interpreting sensor data, and checking system pressures.

Technical Depth

Depth:

Expert level. Covers complete engine rebuilds, transmission overhauls, complex electrical diagnostics, and body repair.

Data Precision:

Includes precise torque specifications, clearances, fluid capacities, and resistance values.

📊 Manual Specifications

File Format

File Type:

Likely searchable PDF or proprietary software with search functionality. High-resolution diagrams and clear text.

Print Quality

Printability:

Designed for digital viewing; printable pages for workshop use. Clarity of diagrams is critical and expected to be high.

Binding Type

Binding:

N/A (Digital Software)

Paper Type

Paper:

N/A (Digital Software)

⚙️ Engine Specifications

Primary Engine

Engine Type:

Inline 6-cylinder, DOHC, 24 valves

Engine Code:

M50B25TU (Technical Update)

Displacement:

2494 cc (2.5 Liters)

Performance

Horsepower:

189 hp @ 5900 rpm

Torque:

245 Nm (181 lb-ft) @ 4200 rpm

Fuel System

Fuel Delivery:

Bosch Motronic 3.3 DME (Digital Engine Electronics) with Multi-Point Fuel Injection (MPFI)

Fuel Type:

Premium Unleaded (91+ octane recommended)

Technical Details

Vanos:

Single VANOS (Variable Nockenwellensteuerung) system on intake camshaft for improved torque curve and efficiency.

Compression Ratio:

10.0:1

🔧 Transmission

Standard

Type:

Getrag 260 5-speed manual transmission

Optional

Type:

ZF 4HP22 4-speed automatic transmission

Features

Clutch:

Hydraulically actuated single dry plate clutch

Differential:

Limited Slip Differential (LSD) standard on 325is model.

Fluid Specifications

Manual Transmission Fluid:

BMW recommends ATF Dexron II-E or equivalent for Getrag 260. Later models might specify MTF LT-2. Manual will clarify.

Automatic Transmission Fluid:

ZF HP 24/4HP22 requires ATF Dexron II-E or equivalent. Manual will specify exact type and quantity.

Gear Ratios

Manual Final Drive:

Typically 3.46:1 for 5-speed manual with LSD

📐 Dimensions

Exterior

Length:

4433 mm (174.5 in)

Width:

1711 mm (67.4 in)

Height:

1370 mm (53.9 in)

Wheelbase:

2700 mm (106.3 in)

Weights

Curb Weight:

Approx. 1450 kg (3200 lbs)

🛡️ Safety Features

Ratings

Niosh Crash Test:

Information not readily available in a standardized digital format for this era's vehicles from independent agencies.

Active Features

Standard Anti-lock Braking System (ABS) on all four wheels.

Traction Control:

ASR (Antriebsschlupfregelung) - Automatic Stability Control, optional or standard depending on market and specific options. The manual will detail its operation and diagnostics.

Passive Features

Airbags:

Driver-side airbag standard. Passenger airbag optional or not available on all models/markets.

Seatbelts:

3-point inertia-reel seatbelts with pretensioners for front occupants.

💡 Technology Features

Infotainment

Audio System:

Standard BMW Bavaria C Business CD or similar. Options for upgraded sound systems and CD changers available. Manual covers wiring and component replacement.

Driver Assistance

Cruise Control:

Electronic cruise control system.

Connectivity

Diagnostics Port:

Early OBD-I diagnostic port, typically located near the firewall or under the dash. Manual will detail connector pinouts and diagnostic procedures.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Typically every 7,500-10,000 miles or annually. The manual will provide specific recommendations based on driving conditions and oil type.

Spark Plug Replacement:

Around 60,000 miles for standard plugs, or potentially longer for platinum/iridium plugs if fitted. Manual will specify.

Coolant Flush:

Every 2-3 years or 30,000-40,000 miles. Manual will specify BMW coolant type.

Fluid Specifications

Engine Oil Type:

BMW Longlife-98 or equivalent synthetic oil, typically SAE 5W-30 or 5W-40. Manual will specify the precise BMW approval number.

Engine Oil Capacity:

Approximately 6.5 liters (6.9 US quarts) with filter change.

Brake Fluid Type:

DOT 4 High Performance brake fluid.

Coolant Type:

BMW Blue Coolant or equivalent ethylene glycol-based antifreeze with corrosion inhibitors.

Known Issues

Cooling System:

Plastic coolant expansion tanks can become brittle and crack. Water pump failure is also common. The manual will detail replacement procedures and preventative measures.

Suspension Components:

Worn control arm bushings (bushings are often integral), tie rod ends, and rear shock mounts are common wear items.

Electrical Gremlins:

Corroded ground points, failing ABS sensors, and intermittent issues with door lock actuators or window regulators are not uncommon. The manual's electrical diagrams are crucial here.

Vanos System:

VANOS solenoids can fail, leading to rough idle or loss of low-end torque. The manual will provide diagnostic steps and potential rebuild procedures.

Part Numbers Example

Oil Filter Part Number:

BMW part number 11 42 1 741 272 (or equivalent Mann-Filter, Mahle, Hengst part numbers will be in the manual).

Air Filter Part Number:

BMW part number 13 72 1 730 945 (or equivalent).

📚 Vehicle History

Brand Heritage

Bmw Philosophy:

BMW has a long-standing reputation for producing driver-focused, performance-oriented vehicles ('The Ultimate Driving Machine').

Model Evolution

E36 Generation:

The E36 generation (1990-2000) represented a significant step forward in chassis design, technology, and refinement over its E30 predecessor.

325Is Positioning:

The 'is' designation typically denoted a sportier coupe model with a larger engine and often upgraded suspension/aesthetics compared to the standard 325i sedan.

Production

Production Years:

The E36 325is coupe was produced from 1992 to 1995 in North America.

Manufacturing Locations:

Primarily manufactured in Dingolfing, Germany, and later in Spartanburg, South Carolina, USA.

🏆 Awards & Recognition

Recognitions

Car And Driver 10 Best:

The E36 chassis 3-series models, including the 325i and 325is, were frequent recipients of Car and Driver's 10Best awards in the early to mid-1990s, recognizing their performance and handling.

Ratings

Overall Reputation:

The 1994 BMW 325is is widely regarded as a benchmark for sports sedan/coupe handling and driver engagement of its era.