🏷️ Basic Information Identification Make: Alfa Romeo Model: 155 Year: 1997 Codes Chassis Code: 155 Series 👋 Introduction Market Position Market Segment: Compact Executive Sedan Competitive Analysis Key Competitors: BMW 3 Series, Mercedes-Benz C-Class, Audi A4 Key Features Brand Philosophy: Sporty handling, distinctive Italian styling, performance-oriented engineering Diy Focus: Empowers owners to perform maintenance and repairs independently, saving costs. 📋 Manual Details Coverage Areas Manual Type: Service and Repair Manual Language: English Format: PDF Download Page Count Page Count Approximate: Refer to individual sections or complete manual download size 📖 Manual Coverage Systems Covered Engine Service Repair: Comprehensive engine overhaul, diagnostics, and component repair Transmission Service Repair: Manual and automatic transmission service, repair, and overhaul procedures Brake System: Detailed diagnosis, repair, and maintenance of braking components (pads, rotors, lines, ABS) Wiring Diagram: Complete electrical wiring diagrams for all vehicle systems Electrical System: Diagnosis and repair of electrical components, starter, alternator, lighting, and more Suspension: Service and repair of front and rear suspension components, alignment procedures Steering: Power steering system diagnosis, repair, and component replacement Cooling System: Radiator, water pump, thermostat, hoses, and fan system service Fuel Injection Fuel System: Fuel pump, injectors, fuel lines, fuel pressure regulation, and system diagnostics Emission System: Catalytic converter, EGR system, O2 sensors, and emissions control troubleshooting Engine Control System: ECU diagnosis, sensor readings, and engine management system troubleshooting Chassis Body: Bodywork repair, rust prevention, panel replacement, and chassis integrity Restraint System: Airbag system diagnosis and SRS component service Axle: Front and rear axle repair, differential service Body And Chassis: Detailed information on body panel repair, structural integrity checks, and corrosion protection. Fuel System Diagnostics: Includes fuel pressure testing, injector diagnosis, and fuel pump checks. Climate Control System: HVAC system diagnosis and repair, refrigerant handling procedures (where applicable). Procedures Included General Maintenance: Routine checks, fluid changes, filter replacements, and preventative care Troubleshooting: Diagnostic procedures for common and uncommon vehicle issues Periodic Lubrication: Lubrication points and recommended service intervals Engine Overhaul: Step-by-step procedures for complete engine disassembly, rebuilding, and reassembly. Transmission Rebuild: Detailed instructions for the overhaul of both manual and automatic gearboxes. Suspension Alignment: Information on front and rear suspension geometry and alignment procedures. Electrical Troubleshooting: Diagnostic flowcharts and fault finding guides for electrical systems. Engine Mount Replacement: Detailed steps for replacing worn engine mounts to reduce vibration. Brake Caliper Rebuild: Instructions for servicing and rebuilding brake calipers. Technical Depth Depth Of Coverage: Comprehensive (from basic maintenance to full component overhaul) Diagnostic Capabilities: Covers basic diagnostics, fault code retrieval (where applicable), and component testing. Repair Procedures: Detailed, illustrated instructions for a wide range of repair tasks. 📊 Manual Specifications File Format File Type: PDF Software Requirements: Adobe PDF Reader, WinZip Operating System Compatibility: Windows, Mac Print Quality Illustrations Diagrams: High-quality line drawings, schematics, and photographic aids (typical for professional manuals). Binding Type Binding Format: Digital PDF (no physical binding) ⚙️ Engine Specifications Primary Engine Engine Options: 1.8L 16V TS (Twin Spark), 2.0L 16V TS, 2.0L Turbo 16V (Q4), 2.5L V6 24V (QV) Performance Horsepower Range: 140 hp (TS) to 230 hp (V6 QV) Torque Range: 122 lb-ft (TS) to 207 lb-ft (V6 QV) Fuel System Fuel Delivery: Multi-point Fuel Injection (MPI) for TS and V6, Bosch Motronic for Turbo Engine Management Ignition System: Distributorless Ignition System (DIS) with twin spark plugs per cylinder on TS engines Engine Variants Twin Spark Technology: Features twin spark plugs per cylinder for improved combustion efficiency and performance. 🔧 Transmission Standard Transmission Type Standard: 5-speed Manual Optional Transmission Type Optional: 4-speed Automatic (ZF 4HP18, limited availability) Features Drivetrain Options: Front-Wheel Drive (FWD), All-Wheel Drive (AWD - Q4 models) 📐 Dimensions Exterior Length: Approx. 4400 mm (173.2 in) Width: Approx. 1700 mm (66.9 in) Height: Approx. 1420 mm (55.9 in) Weights Curb Weight Range: Approx. 1300 kg - 1500 kg (2866 lbs - 3307 lbs) 🛡️ Safety Features Passive Features Airbags: Driver and passenger front airbags (standard on most models) Seatbelts: Three-point seatbelts with pretensioners Active Features ABS: Anti-lock Braking System (ABS) standard on most models 💡 Technology Features Infotainment Audio System: Factory fitted radio/cassette or CD player with basic speaker setup Driver Assistance Cruise Control: Optional on some models 🔧 Maintenance Service Intervals Oil Change Interval: Every 10,000 km (6,000 miles) or 12 months, whichever comes first Timing Belt Replacement: Recommended every 70,000 - 100,000 km (45,000 - 60,000 miles) for Twin Spark engines, consult manual for V6 Fluid Specifications Engine Oil Specification: API SG/SH or ACEA A2/A3, viscosity SAE 10W-40 or 15W-40 (check manual for specific engine) Coolant Specification: Ethylene Glycol based coolant, 50% mixture with distilled water Brake Fluid Specification: DOT 3 or DOT 4 Transmission Fluid Type: API GL-4 SAE 75W-90 for manual transmissions (consult manual for specific type and capacity) Power Steering Fluid: ATF Dexron II or equivalent Known Issues Common Issues: Rust around wheel arches...