🏷️ Basic Information Identification Make: Citroën Model: XM Year: 1990 Codes Chassis Code: Y3 👋 Introduction Market Position Segment: Executive / Large Family Car Era Context: Marked a significant shift in Citroën's design language and technological integration Competitive Analysis Competitors: Peugeot 605, Renault 25/Safrane, Ford Scorpio, Opel Senator, BMW 5 Series, Mercedes-Benz E-Class Key Features Design: Striking Bertone-designed exterior, aerodynamic profile, distinctive front and rear styling Suspension: Advanced Hydractive II hydropneumatic suspension system offering exceptional ride comfort and variable handling characteristics Safety: Early adoption of advanced safety features, including ABS, driver-side airbags (later models), and enhanced structural integrity Technology: Innovative electronic systems, including 'Scavenger' system for fuel economy, early multiplexing for certain functions 📋 Manual Details Coverage Areas Manual Type: Factory Service Manual / Workshop Manual Language: English Format: Digital (PDF) Page Count Estimated Page Count: 1200+ 📖 Manual Coverage Systems Covered Powertrain: Engine mechanical, fuel, ignition, cooling, exhaust, turbocharging (where applicable) Transmission: Manual and Automatic transmission overhaul, diagnosis, and repair Suspension: Hydropneumatic suspension (Hydractive), strut replacement, ball joint service, alignment specifications Brakes: Front and rear brake systems, ABS (Anti-lock Braking System) diagnosis and repair, hydraulic circuits Steering: Power steering system, steering rack, column, and linkage repair Electrical: Complete wiring diagrams, lighting, starting and charging systems, instrumentation, power accessories, ECUs, multiplexing (early stages) Body: Body panel repair, door mechanisms, glass replacement, interior trim, seals, corrosion prevention HVAC: Heating, Ventilation, and Air Conditioning system diagnosis and repair, refrigerant handling Procedures Included Maintenance: Scheduled maintenance, fluid changes, filter replacements, lubrication points, belt tensioning Diagnostics: Troubleshooting guides, symptom-based diagnosis, fault code interpretation (where applicable) Repair: Component removal and installation, sub-assembly overhaul, component replacement Specifications: Torque specifications, clearances, fluid capacities, electrical resistance values, diagnostic parameters Technical Depth Depth: Comprehensive overhaul and rebuilding procedures for major mechanical and electrical components 📊 Manual Specifications File Format File Type: Searchable PDF Print Quality Image Resolution: High-resolution scans of original factory documentation, ensuring clarity of diagrams and text Binding Type Binding: Not applicable (Digital format) Paper Type Paper Quality: Not applicable (Digital format) ⚙️ Engine Specifications Primary Engine Engine Code Examples: D9A (2.0i), XU10J2TE (2.0 Turbo-CTi), ZPJ (3.0i V6) Performance 2.0I Hp: 130 PS (96 kW; 128 hp) at 5600 rpm 2.0I Torque: 180 Nm (133 lb-ft) at 4000 rpm 3.0 V6 Hp: 167 PS (123 kW; 165 hp) at 5600 rpm (early models, later increased) 3.0 V6 Torque: 236 Nm (174 lb-ft) at 4000 rpm (early models) 2.0 Turbo Cti Hp: 147 PS (108 kW; 145 hp) at 5600 rpm 2.0 Turbo Cti Torque: 225 Nm (166 lb-ft) at 2200 rpm Fuel System Injection Type: Multi-point fuel injection (MPFI) or Electronic Fuel Injection (EFI) Fuel Grade: Unleaded gasoline (RON 95 recommended) Turbocharger: Garrett T25 or similar for Turbo CTi models 🔧 Transmission Standard Manual Option: 5-speed manual (e.g., BACCARA variant) Optional Automatic Option: 4-speed automatic (e.g., ZF4HP18 for V6 models, Aisin Warner for 4-cyl models) Features Automatic Features: Sport/Comfort mode selection Fluid Specifications Automatic Transmission Fluid: Specify ATF DEXRON II or equivalent (refer to manual for exact specs) 📐 Dimensions Exterior Length: 4,788 mm (188.5 in) Width: 1,760 mm (69.3 in) Height: 1,390 mm (54.7 in) (excluding roof rails) Weights Curb Weight: Approximately 1,400-1,600 kg (3,086-3,527 lb) depending on engine and trim 🛡️ Safety Features Ratings Crash Test History: Early models pre-date modern standardized crash testing; designed with crumple zones and energy-absorbing structures. Active Features ABS: Bosch ABS II or III system (standard on some models, optional on others) Traction Control: Optional on V6 models (ASR - Anti-Slip Regulation) Passive Features Airbags: Driver's airbag optional from 1990, standard on later models. Passenger airbag not available on early Y3 models. Seatbelts: Pyrotechnic pre-tensioners for front seatbelts (optional/standard depending on market and trim) 💡 Technology Features Infotainment Audio System: Factory fitted Clarion or Philips radio-cassette players, optional CD changer compatibility. Driver Assistance Cruise Control: Optional electronic cruise control system. Parking Sensors: Not available on 1990 models. Connectivity Onboard Computer: Optional 'Check Control' system providing basic vehicle status information. Chassis Technology Four Wheel Steering: No four-wheel steering available on the Y3 platform. 🔧 Maintenance Service Intervals Oil Change Interval: 10,000 km or 12 months (whichever comes first) Timing Belt Replacement: 80,000 km or 5 years (for TU/XU engines, consult manual for specific engine) Hydropneumatic Fluid Change: Every 60,000 km or 4 years (LHM Plus Fluid) Fluid Specifications Engine Oil Specification: API SG/SH, ACEA A2-96 or B2-96. Viscosity: 10W-40 or 15W-50 depending on climate (refer to manual). Coolant Specification: Ethylene glycol based coolant with corrosion inhibitors (typically 50/50 mix with distilled water). Brake Fluid Specification: DOT 4 Hydropneumatic Fluid: Citroën LHM Plus (Green fluid) Known Issues Hydropneumatic System Leaks: Common wear items include sphere seals, hose connections, and hydraulic pump seals. Electronics: Early multiplexing systems and complex electronic modules can be prone to failure; corrosion on connectors. Rear Suspension Height: Saggy...