Basic Information Identification Make: BMW Model: 7 Series Model Variant: 735iL Chassis Code: E32 Generation Generation Designation: Second Generation Codes Engine Code Family: M30B35 Introduction Market Position Segment: Full-size Luxury Sedan Brand Perception: Reputation for engineering excellence, comfort, and performance Competitive Analysis Primary Competitors: Mercedes-Benz S-Class, Lexus LS, Audi V8, Jaguar XJ Key Features Long Wheelbase: 'L' designation signifies the long-wheelbase version, offering enhanced rear-seat legroom and comfort. Sophistication: Represented BMW's technological advancements and luxury offerings of its era. Manual Details Coverage Areas Applicable Years: 1988, 1989, 1990, 1991, 1992, 1993, 1994 Page Count Total Pages: 980 Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: PDF Accessibility: Instant Download Manual Coverage Systems Covered Engine Mechanical: Complete overhaul, component disassembly, assembly, and adjustments Engine Management: Fuel injection (Bosch Motronic), ignition system, sensors, and actuators Transmission: Automatic transmission (e.g., ZF 4HP22) repair, adjustments, and fluid services Drivetrain: Driveshafts, differential, wheel bearings, and axle components Suspension: Front and rear suspension systems, shock absorbers, springs, and bushings Steering: Power steering system, steering rack, and linkage components Brakes: Hydraulic system, ABS (if equipped), brake pads, rotors, calipers, and lines Electrical System: Wiring diagrams, battery, alternator, starter, lighting, and accessories Climate Control: HVAC system, A/C service, heater core, and blower motor Bodywork: Body panel removal and installation, doors, hood, trunk, and glass Interior: Trim panels, seats, dashboard, and interior components Procedures Included Maintenance: Scheduled maintenance, fluid changes, filter replacements, and tune-ups Troubleshooting: Diagnosis of common problems, fault codes, and diagnostic procedures Repair: Detailed step-by-step repair instructions for all major vehicle systems Removal Installation: Comprehensive guidance on component removal and installation Disassembly Assembly: In-depth procedures for component disassembly and reassembly Adjustments: Precise instructions for all necessary adjustments and calibrations Technical Depth Depth Level: Comprehensive, covering basic maintenance to complete engine and transmission rebuilds Diagrams Illustrations: Detailed pictorial diagrams, exploded views, drawings, and photos Special Tools: Reference and illustration of required special service tools Specifications: Service data, factory specifications, allowable limits, and torque values Manual Specifications File Format File Type: PDF Software Requirement: Adobe Reader Os Compatibility: Windows, Mac, Linux Print Quality Printability: Yes, all pages printable Binding Type Binding: N/A (Digital Download) Paper Type Paper Quality: N/A (Digital Download) Engine Specifications Primary Engine Engine Type: Inline 6-cylinder, 24-valve (SOHC) Displacement: 3430 cc (3.4 Liters) Bore X Stroke: 92.0 mm x 86.0 mm Compression Ratio: 8.0:1 or 9.0:1 (depending on specific market/version) Performance Horsepower: Approx. 208-211 hp @ 5700 rpm Torque: Approx. 211-217 lb-ft @ 4000 rpm Fuel System Fuel Delivery: Bosch Motronic electronic fuel injection (EFI) Fuel Type: Premium Unleaded Gasoline (91+ octane) Transmission Standard Transmission Type: 4-speed Automatic Transmission Model: ZF 4HP22 (common) Optional Transmission Type: 5-speed Manual (less common, often not specified for iL models) Features Sport Mode: May feature a 'Sport' mode for altered shift points. Dimensions Exterior Wheelbase: Approx. 117.4 inches (3000 mm) for the 'L' version Length: Approx. 201.1 inches (5108 mm) for the 'L' version Weights Curb Weight: Approx. 3800-4000 lbs (1724-1814 kg), varies by equipment Safety Features Ratings Crash Test History: Contemporary safety standards; specific NHTSA/IIHS ratings may vary by year and region. Focus on structural integrity and passive restraints. Active Features ABS: Anti-lock Braking System (standard on most models) Traction Control: Optional or standard on later models (ASC+T - Automatic Stability Control and Traction). Passive Features Airbags: Driver's side airbag standard from approx. 1990/1991. Passenger airbag optional/standard later. Seat Belts: All seating positions equipped with 3-point seat belts. Pretensioners on front belts. Technology Features Infotainment Audio System: Premium sound systems were available, often featuring cassette players and early CD integration (optional). Navigation: Early, primitive GPS navigation systems were optional on some models during this era. Driver Assistance Cruise Control: Standard electronic cruise control. Parking Sensors: Rear parking sensors (Park Distance Control) were introduced as an option in later years of the E32. Connectivity Phone Integration: Optional factory telephone systems were available but are largely obsolete by modern standards. Maintenance Service Intervals Oil Change: Typically every 7,500 - 10,000 miles or annually, depending on driving conditions and oil type (consult manual for precise recommendations). Major Service: Includes spark plugs, coolant, brake fluid, belts, hoses, and inspections, typically around 30,000 - 60,000 mile intervals. Fluid Specifications Engine Oil: API SG or higher, SAE 10W-40 or 15W-40 recommended (consult manual for specific viscosity by temperature). Coolant: BMW approved ethylene glycol-based coolant, mixed 50/50 with distilled water. Transmission Fluid: Dexron III (ATF) for ZF 4HP22 automatic transmission (check manual for exact specification). Brake Fluid: DOT 4 Known Issues Head Gasket: Potential for head gasket failure in older M30 engines due to age and heat cycling. Cooling System: Aging plastic components in the cooling system (radiator end tanks, hoses, thermostat housing) can become brittle and leak. Electrical Gremlins: Wiring harness degradation, particularly around the engine bay and door jambs, can...