Market Segment:
Compact family car, European market focus.
Competitors 2005:
Volkswagen Golf, Ford Focus, Opel Astra, Renault Mégane, Peugeot 307.
Design Philosophy:
Emphasis on comfort, distinctive styling, and practicality.
Manual Utility:
Provides essential factory-level knowledge for accurate repairs and maintenance, empowering owners and technicians.
Powertrain:
Engine mechanicals, fuel system, ignition system, exhaust system.
Transmission:
Manual transmission (likely MA type) overhaul, repair, and maintenance procedures.
Chassis:
Suspension (front and rear), steering system, braking system (including ABS if applicable).
Electrical:
12V electrical system, battery, alternator, starter, lighting, instrumentation, body control modules, fuse/relay locations, diagnostic trouble codes (DTCs).
Body:
Body construction, exterior panels, interior trim, doors, windows, HVAC system.
Maintenance:
Scheduled maintenance, oil changes, filter replacements, fluid checks and top-offs.
Troubleshooting:
Diagnostic procedures for common problems, fault finding based on symptoms.
Repair:
Step-by-step instructions for component removal, repair, and reinstallation.
Assembly Disassembly:
Complete disassembly and assembly procedures for major components.
Depth:
Factory-level technical detail, suitable for professional technicians and advanced DIY mechanics.
Engine Type:
Inline 4-cylinder, naturally aspirated petrol.
Displacement:
1.6 Liters (1587 cc).
Valve Train:
16-valve (DOHC - Double Overhead Camshaft).
Horsepower:
Approximately 110 PS (81 kW) at around 6000 rpm (exact figure may vary slightly by specific engine variant). This manual would provide precise figures.
Torque:
Approximately 147 Nm (108 lb-ft) at around 4000 rpm (exact figure may vary slightly). This manual would provide precise figures.
Fuel Delivery:
Multi-point fuel injection (MPI) with electronic control.
Fuel Type:
Unleaded Petrol (Gasoline).
Coolant Type:
Ethylene Glycol based antifreeze (specific Citroën specification required, detailed in manual).
Transmission Type:
5-speed Manual Transmission.
Optional Transmission:
4-speed Automatic Transmission (likely AL4, though not specified for this engine variant in product info).
Manual Transmission Fluid:
Manual transmission fluid (specific type and viscosity would be detailed in the manual, e.g., API GL-4).
Automatic Transmission Fluid:
If automatic is equipped, specific ATF (e.g., LT 71141) would be specified in the manual.
Body Styles:
Hatchback (5-door). Coupe (3-door) also available for C4, but this manual specifies for the general C4 model likely covering both.
Length:
Approx. 4273 mm (exact dimensions can be found in the manual).
Width:
Approx. 1773 mm (excluding mirrors).
Curb Weight:
Starting from approx. 1200 kg (varies by trim and options). Specific weights would be in the manual.
Euroncap Rating:
5 Stars (Euro NCAP for the C4, 2005).
ABS:
Anti-lock Braking System (standard or optional depending on trim, covered in manual).
Esp:
Electronic Stability Program (ESP) may be optional or standard on higher trims. Covered in manual.
Airbags:
Multiple airbags (front, side, curtain) covered in manual for deployment and replacement.
Seatbelts:
Pre-tensioner seatbelts, force limiters, covered in manual.
Audio System:
Factory fitted radio/CD player, potentially with steering wheel controls. Manual will cover system operation and basic troubleshooting.
Cruise Control:
Available on some trims. Manual will detail operation and component locations.
Parking Sensors:
Optional rear parking sensors may be fitted. Manual would cover their system and potential issues.
Bluetooth:
May be available as an option or dealer-fit accessory. Manual might cover integration if factory fitted.
Oil Change Interval:
Typically 15,000 km (9,300 miles) or 1 year, whichever comes first. The manual will provide exact intervals based on driving conditions and specific oil used.
Timing Belt Replacement:
Crucial for this engine. Typically around 80,000-120,000 km or 5-7 years. The manual will specify the exact interval and recommend replacing associated components (water pump, tensioners).
Engine Oil Specification:
Likely a low-viscosity synthetic oil meeting PSA specifications (e.g., ACEA A3/B4 or C2/C3, SAE 0W-30 or 5W-30). The manual will list precise OE part numbers and specifications.
Coolant Capacity:
Approximately 5.0 - 5.5 liters (coolant/water mix). Manual will confirm exact capacity and recommended mixture ratio.
Common Faults:
Variable: Coil pack failures, ABS sensor issues, water ingress in headlights, potential issues with the central dashboard display, clutch wear.
Manual Benefit For Issues:
The manual provides diagnostic steps and repair procedures for these common issues, enabling targeted fixes.
Citroen Legacy:
Citroën, a French manufacturer known for innovation, comfort (e.g., hydropneumatic suspension), and avant-garde design.
C4 Introduction:
The Citroën C4 was launched in 2004 as a replacement for the Citroën Xsara. It marked a significant design departure with a focus on unique styling and interior features.
Manufacturing Locations:
Primarily manufactured at the PSA Peugeot Citroën plant in Mulhouse, France, and also in Villaverde, Madrid, Spain.
