🏷️ Basic Information

Make:

Citroën

Model:

C5

Year:

2004

Engine Variant:

3.0i 24V

Engine Code:

ES9J4S (or similar variations for the EW10A/EW12J4 series, though the 3.0L is ES9J4S)

Chassis Code:

DC (for the second generation C5, though this manual pertains to the first generation facelift which retained some DC aspects, often referred to as the 'Phase 2' facelift)

👋 Introduction

Positioning:

The Citroën C5 was positioned as a comfortable and technologically advanced family car, competing in the mainstream European upper-medium segment.

Competitors:

Directly competed with models like the Ford Mondeo, Volkswagen Passat, Opel/Vauxhall Vectra, Peugeot 407, Renault Laguna, and Toyota Avensis.

Design Philosophy:

Emphasized ride comfort, unique styling, and advanced features, often including hydropneumatic suspension (Hydractive 3/3+) in higher trims, though this 3.0i variant likely features it.

📋 Manual Details

Primary Coverage:

Complete factory service and repair for the Citroën C5 3.0i 24V (2004 model year).

Secondary Coverage:

Troubleshooting, diagnostics, periodic maintenance, component-level repair, electrical systems, wiring diagrams, and emission controls.

Estimated Page Count:

Likely several hundred pages (typical for comprehensive factory service manuals, exact count not specified in product info).

Type:

Factory Service Repair Workshop Manual

Intended Audience:

DIY enthusiasts and professional mechanics.

Language:

English

Digital Format:

PDF

📖 Manual Coverage

Engine Mechanical:

Engine assembly, disassembly, cylinder head, crankshaft, pistons, connecting rods, camshafts, valve train, lubrication system, cooling system.

Fuel System:

Fuel injection system (ECU, injectors, fuel pump, pressure regulator), throttle body, air intake system.

Chassis And Suspension:

Suspension components (front and rear), steering system, braking system, wheel and tire specifications.

Electrical System:

Battery, charging system, starting system, lighting, instrumentation, body electricals, multiplexing systems (if applicable to the 2004 facelift).

Emission Control:

Emission control systems, exhaust components, oxygen sensors, catalytic converter, evaporative emission control (EVAP).

Body And Frame:

Body panel removal and installation, structural repairs, interior trim, door mechanisms, glass replacement.

Comfort And Convenience:

Climate control system (HVAC), power windows, power seats, mirrors, lighting controls.

Lighting System:

Headlights, taillights, interior lighting, fog lights, bulb types and replacement procedures.

Wheel And Tire:

Wheel specifications, tire pressure recommendations, wheel alignment procedures.

Seats And Restraints:

Seat adjustment mechanisms, seatbelt servicing, airbag system component identification.

Maintenance:

Routine checks, fluid changes (oil, coolant, brake fluid), filter replacements, spark plug replacement, belt inspections.

Repair:

Component-level repair, engine rebuild procedures, transmission servicing (if specified for this engine/model), brake caliper overhaul, suspension component replacement.

Troubleshooting:

Diagnostic procedures for common and uncommon faults, symptom-based troubleshooting guides, fault code interpretation (if applicable).

Diagnostics:

Diagnostic trouble codes (DTCs) interpretation and troubleshooting, use of diagnostic tools (e.g., Lexia/PP2000, though specific tool references may vary).

Depth:

Comprehensive; covers everything from basic maintenance to complete system overhauls and diagnostics, suitable for professional mechanics and advanced DIYers.

📊 Manual Specifications

Format:

PDF

Searchability:

PDF format typically allows for text searching, greatly enhancing usability for finding specific information.

Printability:

Printable without restriction

Diagram Quality:

Top quality diagrams and exploded pictures are highlighted, essential for accurate repairs.

Delivery Method:

Instant Digital Download

Digital Requirements:

Adobe PDF Reader

⚙️ Engine Specifications

Engine Name:

ES9J4S (PRV V6 evolution)

Configuration:

60-degree V6

Displacement:

2946 cc

Valvetrain:

DOHC, 4 valves per cylinder (24 valves total)

Horsepower:

Approximately 207-210 PS (153-157 kW) at 6000 rpm

Torque:

Approximately 285-290 Nm (210-214 lb-ft) at 3750 rpm

Engine Code Confirmation:

The ES9J4S is a well-known engine code for the 3.0L V6 in PSA vehicles of this era, producing around 210 PS.

Fuel Delivery:

Electronic multi-point fuel injection

Fuel Type:

Unleaded gasoline (RON 95 or higher recommended)

Throttle Body Type:

Electronic Throttle Control (ETC) likely employed, managing throttle position via an electric motor linked to the accelerator pedal sensor.

Oil Capacity:

Approx. 6.0 liters (check manual for exact specification and type).

Coolant Capacity:

Approx. 8.0-9.0 liters (check manual for exact specification and type).

🔧 Transmission

Transmission Type:

Likely a 4-speed automatic transmission (AL4/DP0) or potentially a 6-speed automatic (AM6) depending on the exact market and specification for the 3.0i in 2004. The manual would cover the specific unit fitted.

Optional Transmission:

A manual transmission was also available on some C5 variants, but typically paired with smaller engines. The 3.0i was predominantly automatic.

Transmission Features:

The automatic transmissions often featured a 'Sport' and 'Snow' mode for altered shift characteristics.

📐 Dimensions

Body Styles:

Hatchback and Station Wagon (Break)

Length:

Approx. 4600-4700 mm (depending on body style)

Width:

Approx. 1770-1780 mm

Height:

Approx. 1470-1510 mm (depending on suspension height)

Curb Weight:

Approx. 1550-1650 kg (depending on body style and equipment)

🛡️ Safety Features

Euro Ncap Rating:

5-star Euro NCAP rating for the first generation C5 facelift.

Active Safety:

ABS with EBD (Electronic Brakeforce Distribution), Brake Assist (EBA), ESP (Electronic Stability Program) with ASR (Traction Control) likely standard or optional on this engine variant.

Passive Safety:

Multiple airbags (front, side, curtain), pre-tensioner seatbelts, anti-whiplash headrests.

💡 Technology Features

Infotainment System:

Likely featured a basic factory radio/CD player, with optional satellite navigation systems available. Control stalks behind the steering wheel are characteristic of Citroën.

Driver Assistance Features:

Key driver assistance was the advanced suspension system (Hydractive 3/3+) offering adjustable ride height and damping, alongside standard safety electronics like ABS and ESP.

Connectivity Options:

Limited by 2004 standards. May have had provisions for phone integration (Bluetooth was emerging but not widespread in this segment).

🔧 Maintenance

Oil Change Interval:

Typically every 15,000 km or 12 months (using synthetic oil), but the manual will specify exact intervals and oil grades.

Timing Belt Interval:

The ES9J4S engine typically uses a timing belt. The interval is usually around 120,000 km or 5-6 years, whichever comes first. The manual will detail this crucial service.

Engine Oil Spec:

Likely a fully synthetic 5W-40 or 0W-40 oil meeting PSA B71 2296 or similar specifications. Manual is definitive.

Coolant Spec:

Long-life coolant, typically a pink or orange ethylene glycol-based coolant, meeting PSA S71 2710 specification. Manual is definitive.

Brake Fluid Spec:

DOT 4, high-performance brake fluid. Manual is definitive.

Transmission Fluid Spec:

Specific automatic transmission fluid (ATF) type required for the AL4/DP0 or AM6 transmission. Manual will specify LT 71141 or similar specifications. Never substitute without checking manual.

Power Steering Fluid Spec:

Hydraulic fluid for suspension and power steering, likely LHM Plus or a compatible fluid, but manual is the definitive source.

Suspension:

Hydropneumatic suspension spheres can degrade over time and require replacement. Suspension height sensors and pump can also develop issues.

Electrical:

Common issues can include faulty window regulators, door lock actuators, and issues with the Body Control Module (BCM).

Engine Cooling:

Thermostat housing leaks and water pump failures are not uncommon, especially with age and mileage.

Transmission Auto:

The AL4/DP0 automatic transmission is known for potential issues with hydraulic pressure regulators, solenoids, and needing regular fluid changes to prevent premature wear.

📚 Vehicle History

Citroen Heritage:

Citroën has a long history of innovation, particularly with suspension systems (like the revolutionary DS) and comfortable, distinctive vehicle designs.

C5 Generation:

This manual covers the first generation (X4) Citroën C5, specifically the facelifted 'Phase 2' model introduced in 2004, which received styling updates and improved technology.

Production Period:

The first generation C5 was produced from 2000 to 2008.

Manufacturing Location:

Primary manufacturing location was Rennes-sur-Glaz, France.

🏆 Awards & Recognition

Industry Awards:

While specific awards for the 2004 model year might be elusive, the C5 generation was generally well-regarded for its comfort and distinctive design, often earning praise in European automotive press reviews.