1988 BMW E32 Parts Manual

The 1988 BMW E32 is the first generation of BMW's luxury executive car, featuring advanced engineering, premium build quality, and sophisticated design. This parts manual covers the complete component breakdown for the E32 7 Series, including engine assemblies, suspension systems, electrical components, body panels, interior trim, and maintenance parts. Below are key sections for technical specifications, part identification, installation procedures, and maintenance guidelines.

1. Vehicle Overview 2. Engine Components 3. Transmission Systems 4. Suspension & Steering 5. Braking System 6. Electrical System 7. Body & Exterior 8. Interior Components 9. Cooling & HVAC 10. Maintenance Schedule 11. Part Number Reference

Vehicle Overview

Key specifications: Available with M30 straight-six or M70 V12 engines, rear-wheel drive, four-wheel independent suspension, advanced electronics, and luxury amenities.

FeatureDescription
Model CodeE32
Production Years1986-1994
Body Style4-door sedan
Engine OptionsM30B30 (3.0L I6), M30B35 (3.5L I6), M70B50 (5.0L V12)
Transmission5-speed manual, 4-speed automatic
Wheelbase2,833 mm (111.5 in)
Length4,910 mm (193.3 in)
Weight1,630-1,850 kg (3,590-4,080 lb)
Fuel SystemBosch Motronic fuel injection
Braking SystemFour-wheel disc brakes with ABS

Engine Components

Complete breakdown of engine parts and assemblies.

  1. Cylinder Head Assembly: Including valves, springs, camshaft, and cover
  2. Piston & Connecting Rod Assembly: Pistons, rings, pins, connecting rods
  3. Crankshaft & Bearings: Main bearings, thrust washers, timing chain
  4. Fuel System: Fuel pump, injectors, pressure regulator, fuel rail
  5. Ignition System: Distributor, spark plugs, coils, ignition wires
  6. Lubrication System: Oil pump, filter, cooler, lines

WARNING! Engine components operate under high pressure and temperature. Allow engine to cool before servicing.

Transmission Systems

Manual and automatic transmission components and service procedures.

  1. Manual Transmission: Getrag 260/6 5-speed, clutch assembly, shift linkage
  2. Automatic Transmission: ZF 4HP22/24 4-speed, torque converter, valve body
  3. Drive Shaft: Two-piece design with center support bearing
  4. Differential: Limited-slip available, final drive ratios
  5. Transmission Mounts: Rubber mounts and brackets

CAUTION! Use proper lifting equipment when removing transmission. Secure vehicle on jack stands.

Suspension & Steering

Braking System

Complete brake system components and service procedures.

Front Brakes: Ventilated discs, single-piston floating calipers. Rear Brakes: Solid discs, single-piston calipers. ABS system with wheel speed sensors.

Components: Master cylinder, brake booster, proportioning valve, brake lines, parking brake cables, pads, rotors, sensors. Service: Pad replacement, rotor resurfacing, fluid flush procedure, ABS diagnosis.

Electrical System

Wiring, components, and electrical troubleshooting.

  1. Battery: 12V 80Ah, location in trunk
  2. Alternator: 80-140A output, voltage regulator
  3. Starter Motor: Reduction gear type
  4. Lighting Systems: Headlights, fog lights, interior lights
  5. Instrument Cluster: Speedometer, tachometer, warning lights
  6. Power Accessories: Windows, seats, sunroof, mirrors

Tip: Disconnect battery before working on electrical systems to prevent short circuits.

Body & Exterior

Body panels, trim, and exterior components.

  1. Body Panels: Hood, doors, fenders, trunk lid, bumpers
  2. Glass: Windshield, side windows, rear window
  3. Light Assemblies: Headlights, taillights, turn signals
  4. Trim: Chrome moldings, door handles, badges
  5. Paint Codes: Original BMW paint colors and codes
  6. Seals & Weatherstripping: Door seals, window seals, trunk seals

WARNING! Use proper lifting points when jacking vehicle. Avoid damage to underbody components.

Interior Components

Dashboard, seats, trim, and comfort systems.

ComponentDescription
DashboardComplete assembly with instruments and controls
SeatsManual and power seats, leather upholstery
Door PanelsTrim panels with armrests and switches
CarpetFloor covering and trunk carpet
HeadlinerFabric ceiling with sunroof cutout
Center ConsoleStorage compartment with shift boot

Cooling & HVAC

Engine cooling and climate control systems.

Cooling System: Radiator, water pump, thermostat, hoses, electric fan. HVAC: Heater core, evaporator, blower motor, control panel, air distribution ducts.

CAUTION! Never open cooling system when hot. Use proper coolant mixture.

Maintenance Schedule

Recommended service intervals and procedures.

ServiceIntervalProcedure
Oil Change7,500 milesReplace oil and filter
Spark Plugs30,000 milesReplace and gap properly
Timing Belt60,000 milesReplace belt and tensioner
Brake Fluid24 monthsComplete system flush
Coolant36 monthsDrain and refill system
Transmission Fluid60,000 milesDrain and refill, filter if applicable

Part Number Reference

Part DescriptionBMW Part NumberAlternative Numbers
Oil Filter11 42 1 265 328MANN HU 925/4x
Air Filter13 72 1 265 798MANN C 25 009/1
Fuel Filter13 32 1 265 790MANN WK 612/1
Spark Plugs12 12 1 265 900NGK BPR6ES
Front Brake Pads34 11 1 160 619ATE 24.0130-3541.2
Timing Belt11 31 1 265 830CONTITECH CT1044

Note: Verify part numbers with VIN at BMW dealer for exact fitment.

Technical Support: Contact BMW Classic Department or authorized dealer for part verification and availability.

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