🏷️ Basic Information Identification Make: Fiat Model: Uno Year: 1990 Codes Platform Code: Type 146 👋 Introduction Market Position Positioning: Essential resource for Fiat Uno owners and independent mechanics seeking detailed repair and maintenance guidance. Competitive Analysis Advantage: Provides comprehensive, step-by-step instructions and diagrams that simplify complex repair procedures, empowering users to perform tasks themselves and save on labor costs. Key Features Accessibility: Instant download format allows for immediate access to critical repair information. Empowerment: Enables users to understand and perform a wide range of maintenance and repair tasks independently. 📋 Manual Details Coverage Areas Primary Coverage: All service and repair procedures Secondary Coverage: Maintenance, troubleshooting, electrical diagrams, periodic lubrication Page Count Estimated Page Count: Varies based on specific engine/trim, typically 300-600 pages Manual Type Type: Service Manual / Workshop Manual / Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Service, repair, troubleshooting, diagnostics, overhaul Transmission: Service, repair, troubleshooting, overhaul (manual and automatic variants, if applicable) Brake System: Service, repair, troubleshooting, hydraulic system, components Electrical System: Wiring diagrams, component testing, diagnostics, lighting, ignition, starting, charging Suspension: Service, repair, troubleshooting, alignment, components Steering: Service, repair, troubleshooting, steering column, linkage Cooling System: Service, repair, troubleshooting, radiator, thermostat, water pump Fuel System: Service, repair, troubleshooting, fuel injection (if applicable), carburetion, fuel pump, lines Emission System: Component identification, service procedures, troubleshooting Engine Control System: Component identification, diagnostic procedures Chassis Body: Body repair, panel replacement, structural components Restraint System: Seat belts, airbag system components (if applicable), service precautions Axle: Front and rear axle service, components Procedures Included Maintenance: Routine checks, fluid changes, filter replacements, lubrication schedules Troubleshooting: Diagnostic flowcharts, symptom-based problem solving Repair: Step-by-step instructions for component disassembly, repair, and reassembly Reconditioning: Procedures for refurbishing and renovating worn components Technical Depth Depth: Comprehensive coverage from basic maintenance to in-depth engine and transmission overhauls 📊 Manual Specifications File Format Format: PDF Software Requirements: Adobe Acrobat Reader, WinZip or equivalent Compatibility: Windows and Mac operating systems Print Quality Quality: High-resolution digital reproduction of original factory documentation Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Variants: Likely covers 0.9L, 1.0L, 1.1L, 1.3L, and 1.4L FIRE and Seicento engines (including carbureted and early injection variants) Performance Typical Horsepower: Ranges from approximately 45 hp to 75 hp depending on engine displacement and tuning. Typical Torque: Varies with engine size, generally between 70 Nm and 115 Nm. Fuel System Fuel Delivery: Includes details for both carburetor systems (e.g., Weber, Solex) and early Bosch L-Jetronic or similar fuel injection systems. Engine Layout Layout: Inline-4 cylinder Engine Design Cylinder Head: Overhead Valve (OHV) for older variants, Overhead Cam (OHC) for FIRE engines. Ignition System Ignition Type: Distributor-based ignition system, potentially with electronic control. 🔧 Transmission Standard Type: 5-speed Manual Transaxle Optional Type: 3-speed Automatic Transaxle (less common, but may be covered) Features Fluid Type: API GL-4 Gear Oil, typically SAE 75W-90 or 80W-90 (specific part numbers to be referenced in manual) Clutch System Type: Dry single-plate clutch, hydraulically actuated. 📐 Dimensions Exterior Length: Approx. 3600-3700 mm (depending on variant) Width: Approx. 1600-1650 mm Height: Approx. 1400-1450 mm Weights Curb Weight: Approx. 750-900 kg (depending on engine and equipment) Gross Vehicle Weight: Approx. 1200-1350 kg Wheels Tires Wheel Bolt Pattern: 4x98 Typical Tire Size: 155/70 R13, 165/65 R13, or 175/60 R13 🛡️ Safety Features Ratings Crash Test History: Generally basic safety standards for the era; detailed crash test data from this period is less readily available compared to modern vehicles. Active Features Brakes: Front disc brakes, rear drum brakes. Some higher trims might have rear disc brakes. Passive Features Seatbelts: Standard front seat belts; rear seat belts may be standard or optional depending on market. Chassis Design: Monocoque construction with safety crumple zones designed according to contemporary standards. 💡 Technology Features Infotainment Audio System: Basic AM/FM radio, possibly with cassette player, often as an optional upgrade. Driver Assistance Features: Limited to basic safety features for the era; no electronic driver aids like ABS or traction control are standard. Connectivity Features: N/A (No integrated connectivity features like Bluetooth or USB) 🔧 Maintenance Service Intervals Oil Change: Typically every 7,500-10,000 km or 6-12 months, depending on driving conditions and oil type. (Refer to manual for exact intervals). Air Filter Replacement: Every 15,000-20,000 km or as per manual recommendations. Spark Plug Replacement: Every 20,000-30,000 km, depending on plug type. Fluid Specifications Engine Oil: API SF/SG or higher, SAE 10W-40 or 15W-40 (check manual for specific viscosity and capacity). Coolant: Ethylene glycol-based antifreeze, typically a 50/50 mix with distilled water. (Refer to manual for specific type and capacity). Brake Fluid: DOT 3 or DOT 4 (check manual for specific requirement and capacity). Known Issues Electrical Gremlins: Corrosion in connectors, aging wiring harnesses, and fuse box issues can lead to intermittent...