Target Audience:
BMW E30 enthusiasts, DIY mechanics, independent repair shops
Value Proposition:
Provides the essential technical knowledge to maintain and repair the BMW 328i E30, enabling cost savings and ensuring proper vehicle care.
Differentiation:
Comprehensive coverage across multiple model years and specific to the 328i E30 variant, offering detailed technical insights beyond basic owner's manuals.
Visual Aids:
Includes exploded views, diagrams, and illustrations to simplify complex procedures.
Instruction Style:
Step-by-step instructions for clarity and ease of execution.
Delivery Method:
Instant digital download for immediate access.
Engine Mechanical:
Complete overhaul, disassembly, assembly, component testing, timing, lubrication, cooling system
Engine Management:
Fuel injection (Motronic), ignition system, sensors, actuators, troubleshooting, diagnostic codes
Transmission:
Manual transmission (Getrag 260/5) and Automatic transmission (ZF 4HP22) - repair, adjustment, fluid service
Drivetrain:
Driveshafts, differential, axles, clutch, flywheel
Suspension:
Front and rear suspension components, shock absorbers, springs, bushings, alignment procedures
Steering:
Power steering system, steering rack, tie rods, linkage, column
Brakes:
Front and rear brake systems (disc brakes), ABS (if equipped), hydraulic lines, calipers, rotors, pads, bleeding procedures
Electrical System:
Battery, charging system (alternator), starting system, lighting, instrumentation, wiring diagrams, fuses, relays, comfort systems
Bodywork And Chassis:
Body panel removal/installation, doors, hood, trunk, interior trim, glass, rust repair basics
Heating And Air Conditioning:
HVAC system components, refrigerant, blower motor, controls, diagnostics
Maintenance:
Routine maintenance checks, oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, belt replacement
Troubleshooting:
Diagnostic procedures for common problems, symptom-based troubleshooting, electrical fault finding
Repair:
Step-by-step instructions for component repair and replacement
Overhaul:
Detailed procedures for complete engine and transmission rebuilds
Adjustments:
Valve adjustments, idle speed adjustments, clutch adjustments, parking brake adjustments
Installation:
Instructions for installing aftermarket or replacement components (where applicable within a workshop context)
Depth Of Information:
Comprehensive, covering from basic maintenance to in-depth mechanical and electrical repairs, including full engine/transmission overhauls.
Diagnostic Capabilities:
Detailed diagnostic procedures, including symptom analysis, component testing, and interpretation of diagnostic codes.
Component Rebuilds:
Specific instructions and specifications for rebuilding major components like the engine and transmission.
Transmission Type Standard:
5-Speed Manual (Getrag 260/5)
Transmission Type Optional:
4-Speed Automatic (ZF 4HP22)
Clutch Type:
Hydraulically operated single dry plate clutch
Manual Fluid Spec:
BMW MTF LT-2 or equivalent (e.g., Dexron III for older spec, consult manual for precise type)
Automatic Fluid Spec:
Dexron III or Dexron VI (refer to specific manual chapter for exact requirement)
Wheelbase:
Approx. 2570 mm (101.2 in)
Length:
Approx. 4340 mm (170.9 in)
Width:
Approx. 1675 mm (65.9 in)
Height:
Approx. 1380 mm (54.3 in)
Curb Weight Est Kg:
Approx. 1300-1350 kg (2866-2976 lbs), varies by equipment
Gross Vehicle Weight Rating Est Kg:
Approx. 1800 kg (3968 lbs)
Oil Change Interval Km Miles:
Typically every 7,500-15,000 km (4,500-9,000 miles) or 12 months, depending on driving conditions. Consult manual for specific recommendation.
Air Filter Replacement Interval:
Every 20,000-30,000 km (12,000-18,000 miles) or as needed based on inspection.
Spark Plug Replacement Interval:
Refer to manual for specific plug type and interval, often around 40,000-60,000 km (25,000-37,000 miles).
Engine Oil Type:
API SG or higher, SAE 15W-40 or 10W-40 (check manual for specific viscosity and BMW approval LL-98/LL-01 if applicable for oil type)
Coolant Type:
Ethylene glycol-based antifreeze, BMW Blue or BMW Green coolant (or equivalent)
Brake Fluid Type:
DOT 3 or DOT 4 (high-performance synthetic)
Common Issues Engine:
Oil leaks (valve cover gasket, oil pan gasket), cooling system leaks (hoses, expansion tank), timing belt wear (on M20), fuel injector issues, idle control valve problems.
Common Issues Suspension:
Worn control arm bushings, worn sway bar links, shock absorber fatigue.
Common Issues Electrical:
Corroded grounds, failing fuel pump relay, instrument cluster problems, door lock actuator failure.
Common Issues Body:
Rust formation (wheel wells, rocker panels, battery tray), door seal deterioration.
Bmw Philosophy:
BMW's commitment to 'The Ultimate Driving Machine' is evident in the E30's performance, handling, and driver engagement.
E30 Generation:
The E30 represented BMW's second generation of the 3 Series, succeeding the E21. It was produced from 1982 to 1994 (with the sedan ending earlier).
328I Positioning:
The 328i was a potent variant within the E30 lineup, typically featuring the M20 inline-six engine, offering a balance of performance and refinement.
Production Period:
1987-1991 for the 328i E30 variant covered by this manual.
