🏷️ Basic Information

Make:

BMW

Model:

735i / 735iL

Chassis Code:

E32

Engine Code:

M30B35

👋 Introduction

Segment:

Luxury Sedan

Competitors:

Mercedes-Benz W126 S-Class, Audi V8 Quattro, Lexus LS 400 (later years)

Distinguishing Features:

Legendary M30 inline-six engine, sophisticated chassis dynamics, E32 platform's long wheelbase option (iL), emphasis on driver engagement.

📋 Manual Details

Years Covered:

1988, 1989, 1990, 1991, 1992, 1993, 1994

Total Pages:

982

Type:

Workshop Repair Service Manual

Language:

English

Format:

PDF

📖 Manual Coverage

Powertrain:

Engine (M30B35), Fuel System, Ignition System, Cooling System, Exhaust System, Transmission (4HP22 EH Automatic)

Chassis:

Suspension (Front & Rear), Steering System, Brakes (ABS), Wheels & Tires

Electrical:

Wiring Diagrams, Lighting, Instrumentation, Power Distribution, Battery, Alternator, Starter, DME (Digital Motor Electronics), ABS Control Unit

Bodywork:

Exterior Body Panels, Doors, Hood, Trunk, Interior Trim, HVAC System

Maintenance:

Routine Service Intervals, Fluid Changes, Filter Replacements, Inspections

Troubleshooting:

Diagnostic Procedures, Symptom-Based Troubleshooting Guides, Fault Code Interpretation (DME/ABS)

Repair:

Component Removal and Installation, Overhaul Procedures, Adjustments, Calibration

Depth:

Comprehensive from basic maintenance to complete engine and transmission rebuilds, including detailed electrical diagnostics.

📊 Manual Specifications

Quality:

High-resolution PDF, searchable text, printable pages.

Resolution:

Clear and legible text and diagrams suitable for printing.

Binding:

N/A (Digital PDF)

Paper Type:

N/A (Digital PDF)

⚙️ Engine Specifications

Model:

M30B35

Configuration:

3.5L Inline-6, SOHC (Single Overhead Camshaft)

Horsepower:

Approximately 208 hp @ 5700 rpm (DIN)

Torque:

Approximately 225 lb-ft @ 4000 rpm (DIN)

System:

Bosch Motronic ML-SFI (Multi-Point Fuel Injection)

Recommended Fuel:

Premium Unleaded Gasoline (91+ Octane)

Spark Plug Type:

Bosch W8AC or equivalent (refer to manual for specific PN)

🔧 Transmission

Type:

4-speed Automatic (ZF 4HP22 EH)

Type:

5-speed Manual (Getrag 265 - rarer option)

Automatic Control:

Electronic Hydraulic Control (EH) for smoother shifts and adaptive programming.

Automatic Fluid Type:

Dexron II (or equivalent specified by BMW, e.g., LT 71141 for later variants, confirm in manual)

📐 Dimensions

Wheelbase 735I:

2,830 mm (111.4 in)

Wheelbase 735Il:

3,000 mm (118.1 in)

Length 735I:

4,960 mm (195.3 in)

Length 735Il:

5,117 mm (201.5 in)

Curb Weight Approx:

1,700 - 1,800 kg (3,750 - 3,970 lbs) depending on options and body style.

🛡️ Safety Features

Era Testing:

Early safety standards; specific official ratings (e.g., NHTSA/IIHS) for this era are often limited but reflected the safety advancements of the time.

ABS:

Standard Anti-lock Braking System (ABS)

Airbags:

Driver's airbag standard from 1990/1991 model year onwards, passenger airbag optional/later standard on some models.

Seatbelts:

Front and rear seat belts, pre-tensioners on front belts.

💡 Technology Features

Audio System:

BMW Bavaria C Professional RDS (optional), cassette player, FM/AM radio, potentially with CD changer integration.

Cruise Control:

Standard electronic cruise control.

Telematics:

Limited to basic vehicle diagnostics and control, no integrated cellular or internet connectivity.

Climate Control:

Automatic climate control with dual-zone functionality on many models.

🔧 Maintenance

Oil Change Interval:

Typically 10,000-15,000 miles or 12-24 months, depending on driving conditions (refer to manual for specific interval).

Transmission Service:

Fluid and filter change recommended around 50,000-70,000 miles, or as specified by BMW.

Engine Oil Capacity:

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

Engine Oil Type:

API SG, ACEA A2-96 (e.g., 5W-30, 10W-40 depending on climate and specific BMW recommendation).

Coolant Type:

BMW Blue Coolant (Ethylene Glycol based, specific concentration, refer to manual for PN and mix ratio).

Common Problems:

Coolant leaks (hose degradation, water pump), Idle control valve issues, O2 sensor failure, ABS sensor/module faults, aging wiring harness (especially engine bay), valve cover gasket leaks, transmission cooler line leaks.

Oem Part Numbers:

Manual provides detailed OE part numbers for all components for accurate replacement.

📚 Vehicle History

Bmw Legacy:

BMW's reputation for building driver-focused luxury vehicles with advanced engineering.

E32 Introduction:

The E32 generation replaced the E23 and introduced significant technological advancements and a more aerodynamic, modern design language.

Production Period:

1986-1994

Manufacturing Location:

Germany

🏆 Awards & Recognition

Automotive Press:

The E32 7 Series was widely praised by automotive journalists for its driving dynamics, build quality, and technological advancements upon release.