Segment:
Compact Executive Sedan / Coupe
Bmw Positioning:
Entry-level luxury sport sedan offering BMW's characteristic driving dynamics and build quality.
Key Competitors:
Mercedes-Benz 190E, Audi 80/90, Alfa Romeo 75, Ford Sierra.
Driving Dynamics:
Renowned for balanced chassis, precise steering, and rear-wheel-drive platform.
Build Quality:
High standard of German engineering and materials for its era.
Design Era:
Iconic E30 design language, characterized by clean lines and functional aesthetics.
Engine Mechanical:
Complete engine overhaul, cylinder head, block, pistons, crankshaft, camshaft, timing system, lubrication, cooling.
Fuel System:
Fuel injection (Bosch Motronic), fuel pump, injectors, fuel pressure regulator, fuel filter, fuel tank.
Ignition System:
Distributor, ignition coil, spark plugs, ignition timing, Motronic control.
Transmission:
Manual transmission (Getrag 240), clutch system, removal, installation, internal components, fluid types.
Drivetrain:
Driveshafts, differential, rear axle assembly, wheel bearings.
Suspension:
Front MacPherson struts, rear semi-trailing arms, shock absorbers, springs, bushings, alignment procedures.
Steering:
Power steering system, steering rack, tie rods, steering column, wheel alignment.
Brakes:
Front ventilated discs, rear solid discs (or drums on some variants), brake hydraulics, ABS (if equipped), brake pad/rotor replacement, bleeding procedures.
Electrical System:
Battery, alternator, starter motor, lighting systems, fuses, relays, wiring diagrams.
Engine Management:
Bosch Motronic M1.3 or similar, sensor diagnostics (crankshaft, camshaft, throttle position, O2), actuator diagnostics.
Body And Chassis:
Body panel removal/installation, door mechanisms, window regulators, bumpers, trim.
Routine Maintenance:
Oil changes, filter replacements, spark plug replacement, coolant checks, belt inspections.
Troubleshooting:
Step-by-step diagnostic procedures for common and uncommon issues, fault code interpretation (if applicable).
Repair Procedures:
Detailed, illustrated instructions for component removal, repair, and reinstallation.
Rebuild Procedures:
Comprehensive guide for engine, transmission, and differential rebuilds.
Torque Specifications:
Crucial torque values for all critical fasteners.
Wiring Diagrams:
Detailed electrical schematics for all vehicle systems.
Depth Of Coverage:
Complete overhaul and rebuilding procedures for major mechanical and electrical components.
Diagnostic Capabilities:
Includes diagnostic strategies for engine management, emissions, and electrical systems.
Special Tools:
Lists necessary special tools required for specific procedures.
Engine Type:
Inline 4-Cylinder, SOHC (Single Overhead Camshaft)
Engine Code:
M40B16 (most common for 316i)
Displacement:
1.6 Liters (1596 cc)
Horsepower:
Approx. 100-102 PS (98-100 hp) @ 5800-6000 rpm (may vary by market)
Torque:
Approx. 130-135 Nm (96-99 lb-ft) @ 4500-4700 rpm (may vary by market)
Fuel Injection:
Bosch Motronic (likely M1.3 or similar fuel injection and ignition management system)
Fuel Type:
Unleaded Gasoline (RON 91 or higher)
Timing Belt:
Requires periodic replacement (refer to manual for specific interval, typically 40,000-60,000 miles or 3-5 years).
Oil Change Interval:
Typically 7,500-10,000 miles or 12 months, consult manual for precise recommendation.
Air Filter Replacement:
Every 15,000-20,000 miles or as needed, check manual.
Spark Plug Replacement:
Typically 30,000-60,000 miles for platinum plugs, check manual for specific plug type and interval.
Engine Oil Type:
SAE 10W-40 or 15W-40 API SG or higher; BMW recommends specific grades, refer to manual.
Coolant Type:
BMW Blue Antifreeze/Coolant (G48) or compatible ethylene glycol-based coolant with corrosion inhibitors, mixed 50/50 with distilled water.
Brake Fluid Type:
DOT 3 or DOT 4 brake fluid.
Common E30 Issues:
Coolant leaks (hose degradation, water pump), fuel distributor diaphragm issues, idle control valve problems, trailing arm bushing wear, door seal degradation.
M40 Engine Specifics:
Potential for valve stem seal wear, oil consumption, and timing belt failure if not replaced on schedule.
Bmw Philosophy:
BMW's commitment to the 'Ultimate Driving Machine' ethos.
E30 Generation:
Second generation 3 Series (E30), produced from 1982 to 1994 (sedan/touring until '91, coupe/convertible until '93, M3 until '92).
316I Placement:
Positioned as the entry-level fuel-injected model in many markets, offering improved refinement over carbureted versions.
Production Period For E30 316I:
Approx. 1988-1991 (covering this manual's scope).
