Basic Information
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Identification
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Make:
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Citroën
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Model:
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CX
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Product Name:
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Citroën CX Workshop Service Repair Manual 1975-1991
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Generation
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Production Years Covered:
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1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991
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Manual Coverage
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Systems Covered
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Engine:
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All engine variants, including gasoline (e.g., CX 20, CX 22, CX 24, CX 25 GTI) and diesel (e.g., CX 25D Turbo).
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Transmission:
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Manual and Automatic transmissions (e.g., Citroën C-Matic, J-Type Overdrive).
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Suspension:
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Hydropneumatic suspension system (front and rear), including spheres, accumulators, pumps, and height correctors.
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Brakes:
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Hydraulic brake system, including brake discs, calipers, master cylinder, brake fluid, and power assistance.
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Electrical:
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Full electrical system, including wiring schematics, lighting, ignition, starting, charging, instrumentation, and ancillary components.
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Bodywork:
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Exterior and interior body panels, doors, windows, trim, and seals.
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Steering:
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Power steering system, including pump, rack and pinion, and steering column.
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Cooling:
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Engine cooling system, including radiator, fan, hoses, and thermostat.
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Fuel:
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Fuel system, including tank, pump, lines, and carburetion/injection systems (e.g., Weber, Bosch L-Jetronic).
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Exhaust:
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Exhaust system components and repair.
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Procedures Included
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Maintenance:
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Scheduled maintenance, fluid changes, filter replacements, lubrication, and general upkeep.
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Troubleshooting:
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Diagnostic procedures and common fault finding for all major systems.
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Repair:
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Step-by-step instructions for mechanical, electrical, and body repairs.
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Disassembly Reassembly:
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Detailed procedures for component removal and installation.
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Diagnostics:
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Engine management, electrical system diagnostics, and hydropneumatic system checks.
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Technical Depth
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Depth:
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Comprehensive, suitable for both DIY enthusiasts and professional mechanics. Covers detailed specifications and procedures.
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Maintenance
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Service Intervals
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Oil Change Interval:
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Typically every 5,000 km to 10,000 km, depending on driving conditions and oil type specified in the manual.
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Hydropneumatic Fluid Change:
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Recommended periodic checks and fluid replacement (LHM - Liquide Hydraulique Minéral) for the suspension and braking systems.
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Fluid Specifications
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Engine Oil:
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Refer to manual for specific viscosity grades (e.g., 10W-40, 20W-50) based on ambient temperature and engine type. Often API SF or SG rated.
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Hydropneumatic Fluid:
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Citroën LHS 2 (later LHM - Green fluid) is critical for the hydropneumatic system. Manual will specify exact type and capacity.
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Brake Fluid:
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DOT 3 or DOT 4, shared with the clutch system in some configurations. Manual will detail correct type and change interval.
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Known Issues
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Common Problems:
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Hydropneumatic system leaks (e.g., suspension height drop), electrical gremlins, rust in common areas, wear of suspension spheres, and specific engine component issues depending on model.
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Common Problems Hydropneumatic:
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Hydropneumatic spheres require periodic replacement or recharging. Pump wear and seal failures can also occur.
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Part Numbers
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Filter Part Numbers:
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Manual will contain specific part numbers for oil filters, fuel filters, air filters, and hydropneumatic system filters for various engine options.
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