🏷️ Basic Information Identification Make: Citroen Model: BX Year: 1990 Codes Platform Code: BX 👋 Introduction Market Position Positioning: A comprehensive resource designed for both professional mechanics and ambitious DIY enthusiasts, offering factory-level repair information for the 1990 Citroen BX. Competitive Analysis Analogy To Physical Manuals: Equivalent in detail and scope to traditional printed factory service manuals, but with the convenience of instant digital access. Key Features Unique Selling Points: Instant download, printable, zoomable, covers factory-level procedures, targets professional and DIY users with basic mechanical knowledge. 📋 Manual Details Coverage Areas Manual Scope: Comprehensive repair and service for the Citroen BX (1990 model year) Page Count Estimated Page Count: Likely 500+ pages (typical for a full factory service manual) Manual Type Type: Repair Service Manual Language Language: English Format File Format: PDF Delivery Method: Instant Download Requirements Software Requirements: Adobe PDF Reader, WinZip Operating System Compatibility: All Versions of Windows & Mac 📖 Manual Coverage Systems Covered Engine Mechanical: Detailed procedures for engine overhaul, component replacement, timing, lubrication system, cooling system Fuel System: Fuel injection (e.g., Bosch LE2-Jetronic for petrol variants), carburettor systems, fuel pump, fuel lines, tank service Ignition System: Spark plugs, coils, distributor, ignition timing, electronic ignition components Transmission Manual: Clutch assembly, gearbox overhaul, shifting mechanisms, driveshafts Transmission Automatic: Service and repair procedures for the automatic transmission (if applicable to the 1990 model) Hydropneumatic Suspension: Citroen's signature hydropneumatic system, including spheres, pumps, fluid, height correction, and maintenance Brakes: Hydraulic system, brake discs, pads, calipers, master cylinder, ABS (if equipped), handbrake Steering: Power steering system, steering rack, column, linkages Electrical System: Battery, alternator, starter motor, lighting, wipers, horn, dashboard instrumentation, wiring diagrams Body And Chassis: Body panel removal and installation, door mechanisms, glass, trim, frame inspection and repair Heating And Ventilation: HVAC system components, controls, ducting, heater core, blower motor Body Electronics: Central locking, power windows, mirrors (if equipped) Procedures Included Maintenance: Scheduled maintenance, fluid changes, filter replacements, inspections Troubleshooting: Diagnostic guides, symptom-based problem solving Repair: Step-by-step repair instructions for all major systems Disassembly Assembly: Detailed instructions for component removal and reinstallation Cleaning: Cleaning procedures for specific components before reassembly Reinstallation: Proper procedures for putting components back into the vehicle Wiring Diagrams: Comprehensive electrical schematics for fault finding and repairs Technical Depth Depth: Full factory service manual level, suitable for professional technicians and advanced DIYers 📊 Manual Specifications File Format Print Quality: Full Printable (high resolution for clarity) Zoom Capability: YES (allows for detailed inspection of diagrams and text) Binding Type Binding: N/A (Digital PDF) Paper Type Paper Type: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Variants: Likely includes XU series petrol engines (e.g., XU7, XU9) and possibly DW series diesel engines depending on market. Common petrol engines include 1.6L and 1.9L variants. Performance Typical Power Output: Petrol models typically ranged from 75 hp (1.6L) to 125 hp (1.9 GTi). Diesel models around 60-71 hp. Fuel System Fuel Delivery: Carburetted (e.g., Solex) or Electronic Fuel Injection (EFI), such as Bosch LE2-Jetronic. Engine Management Ignition Timing: Specifications and procedures for checking and adjusting ignition timing are detailed. Emissions Control: Information on emission control systems, if applicable to the 1990 model year. 🔧 Transmission Standard Type: 5-speed manual transmission (common) Optional Type: 3-speed or 4-speed automatic transmission (available on some models) Features Clutch Type: Hydraulically operated single dry plate clutch Fluid Requirements Manual Transmission Fluid: Specific API GL-4 or GL-5 gear oil (e.g., 75W-80 or 75W-90) with specified capacity. (Manual will provide exact spec). Automatic Transmission Fluid: Specific ATF (Automatic Transmission Fluid) type (e.g., Dexron II) with specified capacity. (Manual will provide exact spec). 📐 Dimensions Exterior Body Styles: 5-door hatchback, potentially 3-door hatchback and estate/break variants. Weights Curb Weight: Varies by engine and equipment, typically between 1000-1200 kg. Gross Vehicle Weight Rating: Specified in manual, varies by model variant. 🛡️ Safety Features Ratings Crash Test Performance: Original Euro NCAP or equivalent safety ratings from the period (likely limited compared to modern standards). Active Features ABS: Anti-lock Braking System (ABS) was an optional or standard feature on higher trims and performance variants. Passive Features Seatbelts: Standard seatbelts, potentially inertia-reel types. Crash Structure: Designed with energy-absorbing crumple zones. 💡 Technology Features Infotainment Audio System: Basic AM/FM radio with cassette player, often with optional speaker upgrades. Dashboard: Features a distinctive single-spoke steering wheel and a digital or analog dashboard depending on trim level. Includes various warning lights and gauges. Driver Assistance ABS: Optional ABS for enhanced braking safety. Connectivity Features: Limited by 1990 standards; primarily mechanical and electrical systems without advanced electronic connectivity. 🔧 Maintenance Service Intervals Oil Change Interval: Typically 5,000-7,500 miles or 12 months, depending on driving conditions and oil used. (Manual provides precise intervals). Timing Belt Replacement: Critical for XU engines; typically every 50,000-60,000 miles or 4-5 years. (Manual confirms exact interval and procedure). Fluid Specifications Engine Oil...