🏷️ Basic Information Identification Make: Fiat Model: Uno Year: 1990 Codes Chassis Code: Type 146 👋 Introduction Market Position Target Audience: Professional technicians and experienced DIY mechanics Competitive Analysis Value Proposition: Provides factory-level information equivalent to official manuals, accessible instantly. Key Features Accessibility: Instant PDF download for immediate use. Completeness: Covers a wide range of repairs, maintenance, and technical data. Usability: Step-by-step procedures and illustrations enhance clarity. 📋 Manual Details Coverage Areas Coverage Scope: Complete Service and Repair Page Count Estimated Page Count: 500+ Manual Type Type: Repair Service Manual Language Language: English Format File Format: PDF Delivery Delivery Method: Instant Download 📖 Manual Coverage Systems Covered Engine Mechanical: Detailed inspection, overhaul, troubleshooting, and repair of engine components (cylinder head, block, crankshaft, pistons, connecting rods, timing system, etc.). Fuel System: Carburetor systems (if applicable), fuel injection systems, fuel pump, fuel filter, fuel lines, and vapor emission control. Ignition System: Spark plugs, ignition coils, distributor (if applicable), ignition control module, and troubleshooting. Cooling System: Radiator, water pump, thermostat, hoses, fan, and coolant specifications. Exhaust System: Exhaust manifolds, catalytic converter (if applicable), mufflers, pipes, and mounting. Transmission Manual: Clutch system, gearbox overhaul, gear selection, lubrication, and troubleshooting. Transmission Automatic: Diagnosis, fluid service, and potential repairs (if automatic transmission was an option for 1990 Uno). Drivetrain: Front-wheel drive system, drive shafts, CV joints, and differentials. Suspension Front: MacPherson struts, control arms, bushings, anti-roll bar, and alignment specifications. Suspension Rear: Torsion beam axle, shock absorbers, springs, and associated components. Steering System: Steering rack, tie rods, steering column, and power steering system (if equipped). Brakes Front: Disc brake system, caliper, pads, rotors, brake lines, and hydraulic system. Brakes Rear: Drum brake system, wheel cylinders, brake shoes, drums, and parking brake. Wheels And Tires: Wheel specifications, tire pressure, rotation, and replacement. Electrical System Overview: Wiring diagrams, fuse box locations, relay functions, and system diagnostics. Battery And Charging: Battery maintenance, alternator, starter motor, and related circuits. Lighting System: Headlights, taillights, interior lighting, and troubleshooting. Instrument Panel: Gauges, warning lights, indicators, and their functions. Body And Frame: Body panel removal and installation, door mechanisms, hood, trunk, and general bodywork. Interior Trim: Seat removal, dashboard components, door panels, and headliner. HVAC System: Heating, ventilation, and air conditioning (if equipped) system components and service. Wiper System: Wiper motor, linkage, blades, and washer system. Emission Controls: Emission control systems, diagnosis, and adjustments. Procedures Included Preventive Maintenance: Scheduled maintenance, fluid changes, filter replacements, and inspections. Troubleshooting: Diagnostic charts and procedures for common problems across all systems. Disassembly And Assembly: Detailed, step-by-step instructions for removing, overhauling, and reassembling vehicle components. Repair Procedures: Specific repair instructions for virtually every mechanical and electrical component. Cleaning And Reinstallation: Instructions on proper cleaning of parts during overhaul and correct reinstallation techniques. Adjustment Procedures: Calibration and adjustment procedures for various systems (e.g., ignition timing, carburetor idle, brakes). Technical Depth Depth: Comprehensive, covering from basic maintenance to major overhauls and advanced diagnostics. 📊 Manual Specifications File Format Quality: High Resolution, Fully Printable Searchability: Likely text-searchable within PDF (depending on scan quality) Interactivity: Zoom IN/OUT functionality Binding Type Type: Digital Download (PDF) Paper Type Equivalent: Printable on standard paper Software Requirements Reader: Adobe PDF Reader Extraction: WinZip (for potential archive files) Compatibility Operating Systems: All Versions of Windows & Mac ⚙️ Engine Specifications Primary Engine Engine Codes Common: Various FIRE engines (Fully Integrated Robotized Engine) or other Fiat petrol engines depending on market, e.g., 1.0L, 1.1L, 1.3L, 1.4L. Performance Horsepower Range: Approximately 45-75 hp depending on engine variant. Torque Range: Approximately 75-110 Nm depending on engine variant. Fuel System Injection Type: Carburetor or single-point/multi-point electronic fuel injection (EFI) depending on engine and market. Cylinder Arrangement Configuration: Inline 4-cylinder Displacement Common Displacement: 903cc, 1116cc, 1301cc, 1372cc 🔧 Transmission Standard Type: 5-speed manual transaxle Optional Type: Automatic transmission (less common for this model year). Features Drive Layout: Front-wheel drive 📐 Dimensions Exterior Body Styles: 3-door hatchback, 5-door hatchback Weights Curb Weight Range: Approx. 750-900 kg depending on body style and engine 🛡️ Safety Features Ratings Crash Test Data: Limited official crash test data available for this era and specific model, generally considered basic for its time. Active Features Features: Standard braking system, limited driver assistance features. Passive Features Features: Seat belts, basic structural integrity for the period. 💡 Technology Features Infotainment Features: Basic radio/cassette player (optional), analogue gauges. Driver Assistance Features: Limited to standard vehicle dynamics; no electronic driver aids. Connectivity Features: None. 🔧 Maintenance Service Intervals Oil Change: Typically every 5,000 - 7,500 km or 6-12 months, refer to manual for specific engine. Spark Plugs: Approximately 20,000 - 30,000 km, depending on type. Timing Belt: Crucial for FIRE engines, typically 50,000 - 70,000 km or 4-5 years. Failure can cause severe engine damage. Fluid Specifications Engine Oil Viscosity: Commonly 10W-40 or 15W-40 (API SF or SG specification). Verify specific engine requirement....