🏷️ Basic Information

Make:

BMW

Model:

6 Series Coupe (E24)

Specific Models Covered:

633CSi, 635CSi, M6 (E24)

Chassis Code:

E24

👋 Introduction

Positioning Of E24:

The E24 6 Series represented BMW's flagship luxury grand tourer, combining performance, comfort, and elegant styling.

Competitors Era:

Competed with luxury coupes from Mercedes-Benz (e.g., SEC models), Jaguar, and Porsche.

Design Philosophy:

Elegant Pininfarina-influenced styling, powerful inline-six engines, driver-focused cockpit.

Value To Owner:

Essential for owners and independent mechanics seeking to maintain and repair these classic BMWs accurately and efficiently.

📋 Manual Details

General Coverage:

Comprehensive repair and workshop information for the BMW E24 6 Series Coupe, including 633CSi, 635CSi, and M6 variants.

Specific Systems Covered:

Engine (early and late variants), transmission (automatic and manual), suspension (front and rear), differential, driveshaft, cooling system (radiator), clutch, bodywork (interior and exterior trim), instruments, seats, sunroof, wheels, Bosch injection system, starting system, charging system, exhaust system, fuel system.

Estimated Pages:

Extensive (indicated by 600MB file size, suggesting several hundred pages equivalent)

Type:

Workshop Repair Manual

Language:

English (presumed, typical for this type of manual)

Format:

PDF

📖 Manual Coverage

Engine Mechanical:

Detailed specifications, disassembly, assembly, and troubleshooting for E24 engine variants (e.g., M30 inline-six).

Fuel System:

Bosch L-Jetronic and Motronic fuel injection systems, fuel pump, injectors, pressure regulators.

Ignition System:

Ignition timing, spark plugs, distributors, ignition coils, control modules.

Cooling System:

Radiator, fan, water pump, thermostat, coolant hoses, specifications.

Exhaust System:

Exhaust manifold, catalytic converter (if applicable), mufflers, pipes, mounting hardware.

Transmission Manual:

Clutch assembly, gearbox internals, shifting mechanisms, maintenance, and repair procedures.

Transmission Automatic:

Automatic transmission operation, fluid changes, seal replacements, diagnostic procedures.

Drivetrain:

Differential housing, gears, seals, driveshaft, universal joints, CV joints.

Suspension Front:

MacPherson struts, control arms, sway bar, springs, dampers, bushings, alignment specifications.

Suspension Rear:

Independent rear suspension components, trailing arms, shock absorbers, springs, bushings, alignment specifications.

Steering System:

Power steering pump, steering rack, tie rods, steering column, maintenance.

Braking System:

Front and rear brake systems (likely discs), calipers, rotors, pads, master cylinder, brake lines, fluid specifications.

Electrical System General:

Comprehensive electrical guide covering wiring diagrams, component testing, troubleshooting, and repair.

Starting Charging System:

Starter motor, alternator, battery, voltage regulator, wiring related to these systems.

Lighting System:

Headlights, taillights, interior lighting, fuses, relays, wiring.

Instrumentation:

Dashboard instruments, gauges, warning lights, sensor connections.

Bodywork Exterior:

Body panel repair, rust treatment, bumper alignment, trim piece removal and installation.

Bodywork Interior:

Interior trim panel removal, seat repair, headliner, dashboard components, carpeting.

Sunroof System:

Sunroof mechanism operation, repair, and adjustment.

Routine Maintenance:

Oil changes, filter replacements, fluid checks and top-offs, tune-ups, spark plug replacement.

Major Repairs:

Engine overhaul, transmission rebuild, suspension component replacement, brake system overhaul.

Troubleshooting:

Diagnostic procedures for common electrical and mechanical faults, symptom-based troubleshooting guides.

Component Removal Installation:

Step-by-step instructions for removing and installing virtually all major and minor components.

Electrical Diagnostics:

Wiring diagram interpretation, voltage testing, continuity checks, troubleshooting electrical gremlins.

Suspension Alignment:

Specifications and procedures for wheel alignment.

Depth:

Highly detailed, covering diagnostics, repair, and rebuilding of major systems.

Diagnostic Capability:

Advanced diagnostic information, including troubleshooting flowcharts and component testing methods.

📊 Manual Specifications

Format:

PDF

File Size:

600MB (indicates high resolution, detailed graphics, and comprehensive content)

Quality Notes:

Likely high-quality scans or digital creation, suitable for printing specific sections or the entire manual.

Binding Type:

N/A (Digital PDF)

Paper Type:

N/A (Digital PDF)

⚙️ Engine Specifications

Engine Family:

BMW M30 (Inline-six cylinder)

Common Displacements:

3.2 liters (633CSi), 3.5 liters (635CSi), 3.5 liters S38 (M6).

Horsepower 633Csi:

Approx. 200-210 hp (depending on market and year)

Horsepower 635Csi:

Approx. 218-224 hp (depending on market and year)

Horsepower M6:

Approx. 256 hp (for Euro-spec S38B35)

Injection Type:

Bosch L-Jetronic or Motronic electronic fuel injection.

Valvetrain:

SOHC (Single Overhead Camshaft), 2 valves per cylinder.

🔧 Transmission

Manual Transmission Type:

Getrag 4-speed or 5-speed manual gearbox.

Automatic Transmission Type:

ZF 3-speed or 4-speed automatic transmission.

Clutch Type:

Hydraulically operated single-plate dry clutch (for manual).

📐 Dimensions

Length:

Approx. 4750-4780 mm (187-188 inches)

Width:

Approx. 1770-1790 mm (70-70.5 inches)

Height:

Approx. 1380-1400 mm (54.3-55.1 inches)

Curb Weight:

Approx. 1500-1600 kg (3300-3500 lbs) depending on specification.

🛡️ Safety Features

Body Structure:

Reinforced passenger cell, crumple zones.

Restraints:

Seat belts (front and often rear), optional airbags in later models.

Braking System:

Four-wheel disc brakes, power assist, ABS (on many later models).

💡 Technology Features

Audio System:

Factory premium sound systems, often with cassette players and optional CD changers in later years.

Climate Control:

Manual or automatic climate control systems.

ABS:

Anti-lock Braking System available on later models and certain trim levels.

Initial Connectivity:

Limited by era, primarily focused on vehicle performance and luxury features rather than integrated digital connectivity.

🔧 Maintenance

Oil Change Interval:

Typically every 5,000-7,500 miles or 6-12 months, depending on driving conditions (consult specific manual for precise intervals).

Spark Plug Replacement:

Around 20,000-30,000 miles for standard spark plugs (may vary with ignition system updates).

Engine Oil Type:

Typically SAE 15W-50 or 10W-40 synthetic or high-quality conventional oil, depending on climate and specific engine recommendation (e.g., Castrol GTX, Mobil 1).

Coolant Type:

BMW coolant or equivalent ethylene glycol-based antifreeze mixed with distilled water (50/50 ratio).

Brake Fluid Type:

DOT 3 or DOT 4 brake fluid.

Transmission Fluid Manual:

GL-4 or GL-5 gear oil (e.g., Red Line MTL).

Transmission Fluid Automatic:

Dexron III or equivalent ATF (Automatic Transmission Fluid).

Common Weaknesses:

Fuel distributor leaks (Bosch), coolant leaks (plastic components), door seal degradation, sagging headliner, rust (especially around wheel arches and sunroof).

Electrical Quirks:

Faulty power window motors, dashboard warning light failures, starter solenoid issues.

📚 Vehicle History

Bmw Legacy:

BMW's reputation for building driver-focused luxury sedans and coupes was well-established before the E24.

E24 Production Years:

1976-1989.

Facelifts Updates:

Significant styling updates and mechanical improvements occurred throughout its production run, including aerodynamic front-end changes and engine upgrades.

Manufacturing Location:

Germany.

🏆 Awards & Recognition

Automotive Press:

The E24 was consistently praised by automotive journalists for its performance, handling, and luxury appointments, establishing BMW's credentials in the GT segment.