Vehicle Segment:
Compact Executive Sedan/Coupe
Primary Competitors 1988:
Mercedes-Benz 190E, Audi 80/90, Alfa Romeo 75, Saab 900
Driver Focus:
Renowned BMW driving dynamics, rear-wheel drive, balanced chassis
Design Philosophy:
Classic BMW upright kidney grille, sporty yet refined styling
Coverage Scope:
Comprehensive Service and Repair
Estimated Page Count:
Extensive (exact count not provided, but description indicates 'very detailed')
Type:
Full Service Repair Manual
Format:
Digital (likely PDF, as is common for modern sales of older manuals)
Engine Systems:
M10 Engine - Fuel Injection (Bosch L-Jetronic), Ignition, Cooling, Lubrication, Exhaust, Emission Controls
Transmission Systems:
Manual & Automatic Transmissions - Clutch, Gearbox overhaul, Driveshafts, Differential
Suspension Steering:
Front & Rear Suspension, Steering System (Rack and Pinion), Wheel Alignment
Braking Systems:
Front Disc Brakes, Rear Drum Brakes (or optional rear discs), Brake System Hydraulics, Parking Brake
Electrical Systems:
12V Electrical System, Battery, Alternator, Starter Motor, Lighting, Fuses, Relays, Wiring Diagrams
Body Chassis:
Body Panels, Doors, Hood, Trunk, Interior Trim, Bumpers, Chassis Lubrication
Maintenance Procedures:
Oil Changes, Filter Replacements, Spark Plug Service, Coolant Flush, Belt Adjustments, Brake Pad Replacement
Diagnostic Procedures:
Troubleshooting Guides for Common Problems, Engine Performance Diagnosis, Electrical Fault Finding
Repair Procedures:
Engine Rebuilding, Transmission Overhaul, Suspension Component Replacement, Brake Caliper Rebuild, Body Panel Repair
Rebuild Refurbishment:
Detailed steps for complete engine, transmission, and component overhauls
Restoration Guidance:
Information relevant to restoring the vehicle to original specifications
Depth Of Information:
Expert Level - Covers everything from basic maintenance to complete engine and transmission rebuilds.
Engine Code:
M10B18 (specific to 318i)
Engine Configuration:
Inline 4-cylinder
Displacement:
1.8 Liters (1766 cc)
Bore X Stroke:
89.0 mm x 71.0 mm
Valvetrain:
SOHC (Single Overhead Camshaft), 8 Valves
Horsepower:
103 hp @ 5800 rpm (approx.)
Torque:
107 lb-ft @ 3250 rpm (approx.)
Fuel Delivery:
Bosch L-Jetronic Fuel Injection
Fuel Type:
Unleaded Gasoline (Octane rating as per BMW specification)
Crash Test Information:
Limited official crash test data available for this era; however, E30 chassis was known for its robust safety cage and crumple zones relative to contemporary vehicles.
Braking Assist:
Optional ABS (Anti-lock Braking System) available on some models.
Seat Belts:
Standard front seat belts; optional rear seat belts.
Head Restraints:
Front and rear head restraints.
Oil Change Interval:
Typically every 5,000-7,500 miles or 6-12 months, depending on driving conditions (consult manual for precise recommendation).
Coolant Flush Interval:
Every 2 years or 30,000 miles.
Timing Belt Replacement:
N/A (M10B18 uses a timing chain).
Engine Oil Type:
API SG or SH rated, SAE 15W-40 or 20W-50 (depending on climate). Consult manual for exact specification.
Coolant Type:
Ethylene glycol based antifreeze, mixed 50/50 with distilled water.
Brake Fluid Type:
DOT 3 or DOT 4.
Transmission Fluid Manual:
GL-4 Gear Oil, SAE 75W-90 or 80W-90.
Transmission Fluid Automatic:
ATF Dexron II or III.
Common Reliability Concerns:
Oil leaks (valve cover gasket, oil pan gasket), cooling system components (radiator, hoses, water pump), fuel injector issues, aging rubber bushings, potential for rust in common areas (wheel arches, sills).
Bmw Heritage:
BMW's legacy of performance, engineering excellence, and driver engagement.
E30 Lineage:
The E30 generation succeeded the E21 and preceded the E36. It was a highly successful platform that established BMW's dominance in the compact executive segment and introduced iconic models like the M3.
Production Period:
1982-1994 (E30 generation)
Manufacturing Locations:
Germany ( utama), South Africa, Mexico, Thailand, USA
Automotive Journal Accolades:
The E30 generation was widely praised by automotive journalists for its handling, build quality, and sporty character, solidifying BMW's reputation.
Consumer Reports Historical:
Generally received positive ratings for performance and reliability during its production run, with common issues being age-related wear and tear.
