🏷️ Basic Information Identification Make: Mercedes-Benz Model: SL-Class Chassis Codes: R107, C107 Model Year: 1989 👋 Introduction Market Position Target Audience: Mercedes-Benz R107 and C107 SL-Class owners and independent repair shops seeking accurate, dealer-level repair information. Luxury Segment: Positioned as a premium luxury convertible and coupe, competing with other high-end European marques. Competitive Analysis Advantage: Provides vehicle-specific, factory-issued information, unlike generic aftermarket repair guides. Offers a comprehensive, all-in-one digital solution. Key Features Content Detail: Complete step-by-step instructions, diagrams, illustrations, wiring schematics, and specifications for comprehensive repair and maintenance. Usability: Single, easy-to-use PDF manual. Printable pages allow for portability and focused use in the workshop. Searchable functionality enhances efficiency. Diagnostic Flowcharts: Inclusion of logical diagnostic flowcharts aids in systematic troubleshooting of complex issues. Factory Documentation: Directly sourced from factory service documentation, ensuring the highest level of accuracy and detail. 📋 Manual Details Coverage Areas Primary Coverage: Service, Repair, Maintenance, Diagnosis Scope: All Models and All Repairs A-Z Page Count Estimated Pages: Varies by specific vehicle sub-model and engine; factory manuals are typically extensive. High detail suggests hundreds of pages. Manual Type Type: Factory Service Manual / Workshop Manual Language Language: English Format Digital Format: PDF 📖 Manual Coverage Systems Covered Powertrain: Engine (all variants for 1989 R107/C107), Fuel Service, Emission Control, Intake, Exhaust, Cooling, Lube, Ignition, Starting, Charging, Automatic Transmission, Clutch, Manual Transmission, Transfer Case (if applicable), Differential, Drive Axles Chassis: Suspension (Front and Rear), Steering Column, Power Steering, Brakes (Hydraulic System, Control, Parking Brake), Wheels and Tires Body And Electrical: Air Conditioning, Supplemental Restraint System (SRS), Seat Belts, Engine Immobilizer, Cruise Control, Wiper and Washer System, Door Locks, Meter/Audio/Visual Systems, Horn, Windshield/Glass/Mirrors, Instrument Panel, Seats, Engine Hood/Doors, Exterior and Interior Trim, General Electrical System, Multiplex/CAN Communication (early forms may be present) Body And Trim: Detailed instructions for removal, installation, and repair of exterior and interior trim pieces, door panels, dashboard components, and upholstery. Heating And Ventilation: Detailed troubleshooting and repair for the HVAC system, including blower motor, heater core, evaporator, and climate control actuators. Procedures Included Maintenance: Scheduled Maintenance, Fluid Checks and Changes, Filter Replacements, Lubrication Points, Inspections Repair And Diagnosis: Step-by-step repair instructions for all systems, diagnostic procedures, troubleshooting guides, component testing, adjustments, rebuilds Diagnostics: Includes diagnostic trouble codes (DTCs) if applicable to the era's systems, wiring diagrams for troubleshooting electrical faults, and systematic diagnostic procedures. Technical Depth Depth: Factory-level detail, including component removal and installation, torque specifications, timing procedures, diagnostic flowcharts, wiring schematics, and system descriptions. Wiring Schematics: Comprehensive color-coded wiring diagrams covering all electrical systems, essential for diagnosing electrical faults. 📊 Manual Specifications File Format Compatibility: Windows (Vista 32/64, XP, ME, 98, NT, 2000) and Mac compatible. Requirements: Adobe PDF Reader and WinZip (or equivalent decompression software). Searchability: PDF format is typically searchable, allowing users to quickly find specific information by keywords. Zoom Capability: PDF allows users to zoom in on images and diagrams for detailed inspection. Hyperlinks: Well-structured PDFs may include hyperlinks for navigation between sections and diagrams. Print Quality Printability: All pages are printable. Allows for enlarged printing of images and diagrams. Binding Type Digital Binding: N/A (Digital PDF format allows for on-demand printing and binding). Paper Type Digital Medium: N/A (Digital PDF format, not a physical product. Preserves original format from grease and wear). ⚙️ Engine Specifications Primary Engine Typical 1989 Engines: 3.0L Inline-6 (M103 engine family, e.g., 300SL), 5.0L V8 (M116 engine family, e.g., 420SL, 560SL). Exact engine depends on specific R107/C107 variant. Performance Hp And Torque: Specifications vary significantly by engine displacement (e.g., 3.0L M103 ~187 hp, 5.0L M116 ~177-227 hp). Manual provides exact figures and torque curves. Fuel System Injection System: Bosch KE-Jetronic (CIS-E) or similar advanced electronic fuel injection systems for the era. Manual covers diagnosis, calibration, and component replacement. Maintenance Valve Adjustment: Includes procedures and specifications for valve lash adjustment, typically hydraulic lifters on M103, or specified clearance on M116. Cooling System Radiator And Fan: Detailed procedures for radiator removal/installation, fan clutch testing and replacement, thermostat replacement, and coolant flow diagnostics. Ignition System Spark Plugs And Timing: Specifications for spark plug types, gap settings, and ignition timing adjustments. Covers distributor and coil pack testing. Lube System Oil Filter Part Number: Part numbers for oil filters vary by engine. Manual will list correct OEM or equivalent part numbers (e.g., Mann Filter, Mahle). Emission Control Catalytic Converter: Information on emission control systems, including catalytic converter function and potential issues, as well as exhaust backpressure sensors. 🔧 Transmission Standard Type: Often equipped with a 4-speed automatic transmission (e.g., 722.3 or 722.4 series). Manual covers detailed service and repair. Optional Manual Option: Manual transmissions were available on some models (e.g., 5-speed), though less common. The manual covers both automatic and manual variants. Features Fluid Type: Specific ATF (Automatic Transmission Fluid) type required, e.g., MB 236.2 or similar approved fluids. Manual will specify the...