Target Audience:
BMW E24 owners, independent repair shops, automotive enthusiasts
Value Proposition:
Provides professional-level repair and maintenance information, saving significant costs compared to dealership service.
Accuracy Completeness:
Manufacturer-written, complete and intact, same as used in professional shops.
Usability:
Step-by-step instructions, detailed diagrams, easy navigation with numbered table of contents.
Primary Coverage:
Workshop Service and Repair
Secondary Coverage:
Maintenance, Troubleshooting, Electrical Diagrams
Estimated Pages:
Hundreds (specific count not provided, but described as 'hundreds of pages')
Type:
Professional Workshop Manual
Transmission Service:
Yes
Fuel System And Injection:
Yes
Emission Control System:
Yes
Heating And Air Conditioning:
Yes
Engine Control System:
Yes
Differential And Drivetrain:
Yes
Electrical System Diagnostics:
Yes
Periodic Lubrication:
Yes
Steering System Repair:
Yes
Cooling System Service:
Yes
Fuel Injection System Repair:
Yes
Emission System Service:
Yes
Engine Control Module Diagnostics:
Yes
Chassis And Body Repair:
Yes
Restraint System Service:
Yes
Interior Component Repair:
Yes
Drivetrain Component Repair:
Yes
Notes Cautions Warnings:
Yes
Numbered Instructions:
Yes
Illustrations Drawings Photos:
Yes
Enlarged Insets For Detail:
Yes
Disassembly And Assembly:
Yes
Reinstallation Procedures:
Yes
Depth:
Comprehensive (used by professional technicians, same as local service/repair shops)
633Csi Engine:
BMW M30B32 (3.2L Inline-6)
635Csi Engine:
BMW M30B34 (3.4L Inline-6)
M6 Engine:
BMW S38B35 (3.5L Naturally Aspirated Inline-6, motorsport-derived)
633Csi Horsepower:
Approx. 197 hp (147 kW)
635Csi Horsepower:
Approx. 218 hp (163 kW) (Euro spec), 182 hp (136 kW) (US spec)
M6 Horsepower:
Approx. 256 hp (191 kW) (Euro spec), 210 hp (157 kW) (US spec)
Fuel Delivery:
Bosch L-Jetronic or Motronic fuel injection (model and year dependent)
633Csi/635Csi (Standard):
Getrag 4-speed manual (early), 5-speed manual (later)
633Csi/635Csi (Optional):
ZF 3HP22 3-speed automatic
M6 (Standard):
Getrag 5-speed manual (410G/GS)
Manual Transmission Type:
Dogleg 5-speed manual (M6 and some 635CSi models)
Crash Test Data:
Limited formal crash test data available for this era, but generally considered robust construction for its time.
Braking System:
4-wheel disc brakes, often with ABS (Anti-lock Braking System) as an option or standard on later models/M6.
Seat Belts:
Standard 3-point front seatbelts, lap belts in rear.
Audio System:
Original BMW cassette/radio systems with optional amplifier. Manual likely covers speaker replacement and head unit diagnostics.
ABS:
Optional on many models, standard on some late E24s and M6. Manual covers system operation and troubleshooting.
Cruise Control:
Available as an option on 633CSi and 635CSi models, covered in the manual.
On-Board Computer (Obc):
Many E24s featured an OBC displaying fuel consumption, range, and other diagnostics. Manual covers its functionality and potential issues.
Oil Change Interval:
Typically every 5,000-7,500 miles or 6-12 months (refer to manual for precise specification based on driving conditions).
Spark Plug Replacement:
Varies by spark plug type, but typically around 30,000 miles for conventional plugs, higher for platinum or iridium.
Timing Belt/Chain:
M30 engines use a timing chain, which is generally maintenance-free but should be inspected for tension and wear.
Engine Oil:
Refer to manual for specific viscosity (e.g., 20W-50, 10W-40 depending on climate and spec). Always use high-quality oil.
Coolant:
BMW Blue coolant or equivalent ethylene glycol-based antifreeze mixed with distilled water (typically 50/50).
Brake Fluid:
DOT 4 or DOT 3, low-viscosity, hygroscopic (requires periodic replacement).
Transmission Fluid (Automatic):
ATF Dexron II or equivalent (specific type to be verified in manual for ZF 3HP22).
Differential Fluid:
Hypoid gear oil (e.g., SAE 80W-90 GL-5), capacity approx. 1.5-2.0 liters.
Cooling System:
Radiator leaks, hose degradation, water pump failure are common due to age.
Electrical System:
Corrosion on connectors, failing relays, degraded wiring insulation, headliner sagging, OBC (On-Board Computer) issues.
Fuel System:
Clogged injectors, failing fuel pumps, deteriorating fuel lines.
Suspension:
Worn control arm bushings, ball joints, and sway bar links are common due to mileage and age.
Rust:
Areas like wheel arches, rocker panels, and the sunroof are susceptible to rust.
Bmw'S Luxury Grand Tourer:
The 6 Series (E24) represented BMW's flagship coupe, building on the success of the E9 Coupe.
E24 Generation:
Introduced in 1976, the E24 received styling and mechanical updates throughout its production. This manual covers the later facelifted models (1982-1989).
M6 Variant:
The M6 (M635CSi in Europe) was the high-performance homologation special, featuring the potent S38 engine derived from racing.
Production Years:
1976-1989 (E24 generation); specific coverage for 1983-1989 models.
