Engine:
        
        
            All aspects of the M30B35 engine including diagnosis, repair, and overhaul
        
     
    
        
            Fuel System:
        
        
            Fuel injection (Bosch Motronic), fuel pump, lines, injectors, EVAP system
        
     
    
        
            Ignition System:
        
        
            Ignition control module, coil packs, spark plugs, timing
        
     
    
        
            Cooling System:
        
        
            Radiator, water pump, thermostat, hoses, fan clutch, coolant types
        
     
    
        
            Exhaust System:
        
        
            Manifolds, catalytic converter, mufflers, pipework, oxygen sensors
        
     
    
        
            Transmission:
        
        
            4HP22 (Automatic): Diagnosis, repair, fluid change, rebuild
        
     
    
        
            Drivetrain:
        
        
            Driveshafts, CV joints, differential, rear axle assembly
        
     
    
        
            Suspension:
        
        
            Front and rear suspension components, shock absorbers, springs, bushings, alignment
        
     
    
        
            Steering:
        
        
            Power steering system, steering rack, hydraulic pump, linkage
        
     
    
        
            Brakes:
        
        
            Hydraulic system, ABS (Anti-lock Braking System), master cylinder, calipers, rotors, pads, fluid specifications
        
     
    
        
            Electrical System:
        
        
            Battery, charging system (alternator), starter motor, wiring diagrams, fuses, relays
        
     
    
        
            Lighting:
        
        
            Headlights, taillights, interior lights, fog lights, bulb types
        
     
    
        
            HVAC:
        
        
            Heating, Ventilation, and Air Conditioning system, refrigerant, blower motor, climate control
        
     
    
        
            Body And Chassis:
        
        
            Body panels, doors, windows, sunroof, bumpers, frame
        
     
    
        
            Interior Trim:
        
        
            Seats, dashboard, door panels, headliner, carpeting
        
     
    
        
            Diagnostics:
        
        
            Troubleshooting guides, diagnostic trouble codes (DTCs) for various systems
        
     
    
    
        
            Routine Maintenance:
        
        
            Oil changes, filter replacements, fluid checks, spark plug replacement, belt inspection
        
     
    
        
            Component Repair:
        
        
            Detailed step-by-step instructions for component removal, repair, and installation
        
     
    
        
            Rebuild Procedures:
        
        
            Comprehensive instructions for engine and transmission rebuilds
        
     
    
        
            Troubleshooting:
        
        
            Systematic diagnostic procedures for identifying and resolving common and uncommon issues
        
     
    
        
            Wiring Diagrams:
        
        
            Full color, detailed electrical schematics for all vehicle systems
        
     
    
        
            Special Tools:
        
        
            Identification and usage of BMW-specific tools required for certain repairs
        
     
    
    
        
            Depth:
        
        
            Expert Level: Covers everything from basic maintenance to complete engine and transmission overhauls, including in-depth diagnostics and troubleshooting.
        
     
 
    
    
    
        
            Audio System:
        
        
            Premium Hi-Fi sound system, often with cassette player and optional CD changer.
        
     
    
        
            Climate Control:
        
        
            Automatic climate control with dual-zone functionality.
        
     
    
        
            Onboard Computer:
        
        
            On-Board Computer (OBC) displaying trip data, fuel economy, and basic system checks.
        
     
    
    
        
            Cruise Control:
        
        
            Standard electronic cruise control.
        
     
    
        
            Parking Assistance:
        
        
            Optional rear parking sensors (BMW Park Distance Control).
        
     
    
    
        
            Phone Integration:
        
        
            Optional factory cellular phone integration (older technology).
        
     
 
    
    
    
        
            Oil Change:
        
        
            Every 7,500 miles (12,000 km) or annually, whichever comes first.
        
     
    
        
            Transmission Fluid Change:
        
        
            Recommended every 30,000-50,000 miles (48,000-80,000 km), or as per manual recommendations. Lifelong fluid is generally not advised for this era.
        
     
    
        
            Coolant Flush:
        
        
            Every 2-3 years or 30,000 miles (48,000 km).
        
     
    
        
            Spark Plug Replacement:
        
        
            Approx. 30,000 miles (48,000 km) for standard plugs.
        
     
    
        
            Air Filter Replacement:
        
        
            Every 15,000 miles (24,000 km) or annually.
        
     
    
    
        
            Engine Oil Viscosity:
        
        
            SAE 15W-40 or 10W-40 (check owner's manual for specific climate recommendations and BMW approval).
        
     
    
        
            Coolant Type:
        
        
            BMW Blue Antifreeze/Coolant (G48) or equivalent ethylene glycol based coolant.
        
     
    
        
            Brake Fluid Type:
        
        
            DOT 4 brake fluid.
        
     
    
    
        
            Cooling System:
        
        
            Plastic coolant expansion tank can become brittle and crack; original water pump impellers can degrade.
        
     
    
        
            Electrical:
        
        
            Headlight switch recall, door seal water ingress leading to module issues (e.g., ABS, transmission control), OBC (On-Board Computer) pixelation.
        
     
    
        
            Suspension:
        
        
            Front control arm bushings, rear trailing arm bushings can wear, leading to steering looseness and tire wear.
        
     
    
        
            Fuel System:
        
        
            Older fuel pumps and fuel distributors can fail; injector O-rings can degrade.
        
     
    
        
            HVAC:
        
        
            Blower motor resistor failure, evaporator core leaks, climate control unit issues.
        
     
 
    
    
    
        
            Bmw Philosophy:
        
        
            Bayerische Motoren Werke AG, known for performance, engineering, and the 'Ultimate Driving Machine' ethos.
        
     
    
    
        
            E32 Generation:
        
        
            The E32 generation, launched in 1986, represented BMW's flagship luxury sedan, succeeding the E23 7 Series. It introduced a new, more aerodynamic design and advanced technology.
        
     
    
    
        
            Production Years:
        
        
            1986-1994 (E32 generation)
        
     
    
        
            Key Updates 1992:
        
        
            Minor updates, potentially including interior trim refinements, sound deadening improvements, and electronic system enhancements.