Segment:
Compact Executive Sports Sedan/Coupe
Key Competitors:
Mercedes-Benz 190E (W201), Audi 80/90, Alfa Romeo 75, Ford Sierra XR4i
Driving Dynamics:
Renowned for its balanced chassis, precise steering, and engaging driving experience
Build Quality:
Exceptional build quality and durability, characteristic of BMW engineering
Design:
Iconic 'E30' design, considered a classic by many automotive enthusiasts
Engine Types Covered:
M20B25 (2.5L Inline-6), M20B27 (2.7L Inline-6), M40B18 (1.8L Inline-4)
Body Styles Covered:
Sedan (4-door), Coupe (2-door), Convertible (2-door), Touring (Wagon - limited availability)
Estimated Page Count:
~800-1200 pages (typical for comprehensive factory-level manuals)
Type:
Full Service & Repair Manual
Engine:
Complete overhaul, diagnostics, fuel injection (Motronic), ignition, cooling, lubrication
Transmission:
Manual (Getrag 260) and Automatic (ZF 4HP22) service, repair, clutch, driveshafts
Suspension:
Front MacPherson struts, rear semi-trailing arms, shock absorbers, springs, bushings, alignment procedures
Brakes:
Hydraulic system, disc brake servicing (front and rear), ABS (if equipped), bleeding procedures
Electrical:
Complete wiring diagrams, component testing, alternator, starter, battery, lighting, instrumentation, ECU diagnostics
Body And Chassis:
Body panel removal/installation, interior trim, rust repair considerations, chassis lubrication
HVAC:
Heating and air conditioning system service, refrigerant handling (R12)
Maintenance:
Oil changes, filter replacements, spark plug service, fluid checks, belt tensioning
Troubleshooting:
Diagnostic flowcharts for common drivability issues, electrical faults, starting problems
Repair:
Engine rebuilds, transmission overhauls, suspension component replacement, brake caliper rebuilds
Restoration:
Detailed guidance on refurbishing various components for classic car restoration
Depth:
Factory-level detail, suitable for professional mechanics and dedicated DIY enthusiasts
NHTSA Front Impact:
Likely 4-star (based on contemporary testing, specific data may vary)
ABS:
Anti-lock Braking System (ABS) available/optional on certain trims
Airbags:
Driver's side airbag standard on later E30 models, optional on earlier ones
Seatbelts:
Front 3-point inertia-reel seat belts
Oil Change:
Every 5,000 - 7,500 miles or 6-12 months (depending on oil type and driving conditions)
Coolant Flush:
Every 2 years or 30,000 miles
Timing Belt:
For M40 engine: Check/replace every 30,000 - 40,000 miles (critical component)
Engine Oil:
API SG or higher, SAE 15W-40 or 20W-50 (check manual for specific viscosity based on temperature)
Transmission Fluid Manual:
BMW approved synthetic gear oil, e.g., Castrol Syntrax Universal Plus 75W-90
Transmission Fluid Automatic:
Dexron III (or equivalent)
Coolant:
BMW Blue Antifreeze/Coolant (G48 formulation or equivalent, 50/50 mix with distilled water)
Brake Fluid:
DOT 3 or DOT 4
Heater Core:
Prone to leaks, requiring dashboard removal for replacement
Fuel Pump:
Can fail over time, often located within the fuel tank
Suspension Bushings:
Worn control arm and trailing arm bushings affect handling and ride comfort
Window Regulators:
Mechanical components can fail, leading to inoperable windows
Rust:
Common rust areas include wheel arches, rocker panels, and rear valence
Bmw Legacy:
Built upon BMW's reputation for performance and engineering excellence
E30 Introduction:
The E30 generation replaced the E21 and was produced from 1982 to 1994 (sedan/coupe/convertible), with the 1989 model year representing a significant mid-cycle refresh.
Manufacturing Locations:
Germany ( utama), South Africa, USA
