Market Position:
A practical and affordable alternative to dealership service for owners of the Citroen BX, covering both hatchback and estate variants of the 1990 model year.
Competitive Analysis:
Provides factory-level technical data, surpassing aftermarket 'how-to' guides in accuracy and completeness for DIY repairs and professional servicing.
Key Features:
Official factory documentation, comprehensive system coverage, detailed illustrations and diagrams, advanced troubleshooting, print-on-demand capability.
Engine Service Repair:
Comprehensive procedures for engine maintenance, diagnostics, and repair
Transmission Service Repair:
Detailed guidance on manual and automatic transmission service and repair
Brake System:
In-depth coverage of brake system components, maintenance, and repair, including hydraulic and anti-lock systems if applicable
Wiring Diagram:
Complete electrical wiring diagrams for accurate troubleshooting and repair
Electrical System:
Coverage of all electrical components, circuits, and diagnostics
Suspension:
Detailed information on the hydropneumatic suspension system, its operation, maintenance, and repair
Periodic Lubrication:
Guidance on lubrication points, schedules, and recommended lubricants
Steering:
Procedures for steering system maintenance and repair, including power steering
Cooling System:
Maintenance and repair of the cooling system, including radiators, coolant, and fans
Fuel Injection Fuel System:
Detailed coverage of fuel delivery, injection systems (e.g., Bosch LE2-Jetronic), and fuel tank components
Emission System:
Information on emission control systems and compliance
Heater Air Conditional:
Service and repair procedures for the HVAC system
Engine Control System:
Diagnostics and repair of engine management and control units
Chassis Body:
Information on chassis structure, body panels, and associated repairs
Restraint System:
Details on seat belts and other passive safety systems
Interior:
Procedures for interior trim, upholstery, and component removal/installation
Differential Drive:
Service and repair of the drive axles and differential
Axle:
Detailed axle component repair and maintenance
General Maintenance:
Routine maintenance tasks and schedules
Troubleshooting:
Comprehensive diagnostic guides and troubleshooting trees for common issues
Repair Procedures:
Step-by-step repair instructions for all major vehicle systems
Diagnostic Procedures:
Detailed diagnostic steps for identifying and resolving faults
Maintenance Procedures:
Guidance on all scheduled and preventative maintenance tasks
Technical Depth:
Complete repair and rebuild information, suitable for professional technicians and experienced DIY enthusiasts
File Format Details:
PDF, downloadable, viewable and printable on PC and Mac via Adobe PDF Reader
Print Quality:
High resolution, printable pages, allowing for printing of entire manual or selected sections
Binding Type:
Digital (PDF download), printable for physical binding by user
Paper Type:
Not applicable (digital format), printable on any paper type
Engine Options 1990:
Likely includes 1.4L (XY series), 1.6L (XU series diesel and petrol), 1.8L (XUD series diesel), and 1.9L (XU petrol) variants. Specific engines covered depend on exact market configuration.
Typical Power Output Range:
Varies by engine, generally from approximately 60 hp (1.4L) to 105 hp (1.9L GTI).
Fuel System Type:
Primarily gasoline indirect injection (e.g., Bosch LE2-Jetronic for petrol), diesel injection pumps for diesel variants.
Standard Transmission:
Manual transmission (e.g., 5-speed) was common.
Optional Transmission:
Automatic transmission was available on some models.
Transmission Features:
Includes details on clutch operation, gear shift mechanisms, and differential units.
Length Estate:
Approx. 4,250 mm (167.3 in)
Width:
Approx. 1,700 mm (66.9 in)
Height:
Approx. 1,350 mm (53.1 in) for Hatchback, slightly higher for Estate
Curb Weight Range:
Approximately 1000-1250 kg (2200-2750 lbs) depending on engine and body style.
Safety Ratings:
No standardized crash test ratings are readily available for this model year from common agencies like Euro NCAP or NHTSA, but it predates many modern safety mandates.
Active Safety Features:
Primarily disc brakes (front and rear on most models), power-assisted steering (optional/standard on higher trims).
Passive Safety Features:
Seat belts, energy-absorbing steering column, reinforced body structure.
Infotainment System:
Basic radio and cassette player systems were standard or optional. No advanced infotainment or touchscreens.
Driver Assistance Features:
ABS (Anti-lock Braking System) was available on higher trims or as an option.
Connectivity Features:
No modern connectivity features like Bluetooth or USB ports. Basic power outlets for accessories.
Oil Change Interval Petrol:
Typically 5,000-10,000 km (3,000-6,000 miles) or 6-12 months, depending on driving conditions. Consult specific engine type in manual.
Timing Belt Replacement:
Crucial for petrol engines (e.g., 1.6, 1.9). Interval typically 60,000-80,000 km (37,000-50,000 miles) or 4-5 years. Diesel engines may use timing chains or belts with different intervals.
Engine Oil Grade:
Varies by engine and climate. Common grades include 10W-40, 15W-40, or 5W-40. Specific API or ACEA specifications are critical.
Hydropneumatic Fluid:
Citroën recommends specific LDS or LHS fluid (depending on generation/system) for suspension. The BX typically uses LHS 2 (Mineral-based).
Brake Fluid Type:
DOT 3 or DOT 4, depending on system specification and ABS presence.
Known Issues:
Hydropneumatic suspension issues (leaks, pressure loss, strut wear), electrical gremlins, corrosion (especially on older models), wear on suspension arms and bearings.
