🏷️ Basic Information

Make:

Citroën

Model:

C4

Year:

2004

Engine:

1.4i 16V

Engine Code Primary:

KFU (ET3)

Chassis Code Primary:

B7

👋 Introduction

Market Position:

The Citroën C4 (B7 generation) was positioned as a stylish and comfortable family hatchback, competing in the C-segment against rivals like the Volkswagen Golf, Ford Focus, and Renault Mégane. It offered a distinctive French design and a focus on ride comfort.

Competitive Analysis:

The 1.4i 16V (ET3 engine) variant provided an accessible entry-level option focusing on fuel efficiency and lower running costs, appealing to budget-conscious buyers. Its rivals often offered similar engine sizes and performance profiles.

Key Features:

Distinctive exterior styling, comfortable ride quality, spacious interior for its class, emphasis on safety features.

📋 Manual Details

Coverage:

Full Service and Repair

Page Count:

Estimated 1500-2500 pages (typical for comprehensive manuals)

Manual Type:

Professional Workshop Service and Repair Manual

Language:

English

Format:

PDF

📖 Manual Coverage

Engine Mechanical:

Engine assembly, disassembly, cylinder head, crankshaft, pistons, connecting rods, timing system, lubrication system, cooling system

Fuel System:

Fuel injection system, fuel pump, injectors, fuel filter, fuel lines, evaporative emission control

Ignition System:

Ignition coils, spark plugs, crankshaft position sensor, camshaft position sensors

Exhaust System:

Exhaust manifold, catalytic converter, mufflers, oxygen sensors

Transmission Manual:

Manual gearbox (e.g., BE4 series), clutch, shift mechanism, gearbox oil

Transmission Automatic:

N/A for this specific engine variant

Suspension:

Front suspension (McPherson struts), rear suspension (torsion beam or independent), shock absorbers, springs, control arms, bushings

Steering:

Power steering system (hydraulic or electric), steering rack, tie rods, steering column

Brakes:

Front and rear disc brakes, brake calipers, brake pads, brake rotors, brake lines, ABS system, EBD, brake booster, master cylinder

Electrical System:

Battery, alternator, starter motor, wiring diagrams, fuses, relays, lighting system, horn

Body And Chassis:

Body panels, doors, hood, trunk, interior trim, glass, chassis components

HVAC:

Heating, ventilation, and air conditioning system, refrigerant circuits, blower motor, climate control unit

Body Electronics:

Central locking, power windows, mirrors, wipers, immobilizer, instrument cluster

Maintenance:

Scheduled maintenance, oil changes, filter replacements, fluid checks and top-offs, belt inspections and replacement

Troubleshooting:

Diagnostic procedures, fault code interpretation, common problems and solutions

Repair:

Step-by-step repair procedures for all major systems, component replacement, adjustments

Diagnostics:

On-board diagnostics (OBD-II) procedures, sensor testing, actuator testing

Rebuilds:

Engine, transmission, and other major component rebuild procedures

Specifications:

Torque specifications, clearances, tolerances, fluid capacities, electrical specifications

Air Conditioning Service:

Diagnosis and repair of AC system, refrigerant recharge procedures, component replacement (compressor, condenser, evaporator)

Body Repair:

Panel repair and replacement, welding procedures, door and window fitting, bumper repair, alignment procedures

Lighting System Repair:

Headlight adjustment, bulb replacement, repair of wiring harnesses for lighting circuits

Wheel Alignment:

Specifications and procedures for front and rear wheel alignment

Interior Component Replacement:

Removal and installation of dashboard, seats, door panels, center console

Depth:

Comprehensive: Covers everything from basic maintenance to complete engine and transmission overhauls. Includes detailed diagnostic trees and electrical schematics.

📊 Manual Specifications

File Format:

PDF

Printability:

Full Printable - High resolution for clear reproduction

Zoom Capability:

Yes - Allows for detailed examination of diagrams and text

Binding Type:

Digital Download (PDF)

Paper Type:

N/A (Digital)

Delivery Method:

Instant Download

Software Requirements:

Adobe Acrobat Reader, WinZip/WinRAR

Operating System Compatibility:

All versions of Windows and macOS

⚙️ Engine Specifications

Engine Name:

TU5JP4 (older variant) / ET3 (newer variant) - commonly referred to by its displacement

Engine Type:

Inline 4-cylinder, naturally aspirated petrol

Displacement:

1360 cc (1.4 Liters)

Bore X Stroke:

75.0 mm x 77.0 mm (typical for ET3)

Compression Ratio:

10.2:1 (typical for ET3)

Horsepower:

90 PS (66 kW) @ 5700 rpm (typical for ET3)

Torque:

133 Nm (98 lb-ft) @ 3250 rpm (typical for ET3)

Fuel Delivery:

Multi-point fuel injection (MPI)

Fuel Type:

Unleaded Petrol (RON 95 recommended)

Valvetrain Type:

DOHC (Double Overhead Camshaft), 16 valves

Emissions Standard:

Euro 3/4 compliant (depending on specific market and build date)

🔧 Transmission

Transmission Type:

5-speed Manual Transmission (e.g., BE4 series)

Transmission Type Optional:

4-speed Automatic Transmission (AL4 - typically paired with 1.6L engines, less common with 1.4L in this year)

Clutch Type:

Hydraulic, single dry plate

Manual Gear Ratios:

Specific ratios available in the manual (e.g., 1st: ~3.45, 5th: ~0.85)

Transmission Fluid Type:

API GL-5, SAE 75W-80

Transmission Fluid Capacity:

Approx. 2.0 - 2.2 liters

📐 Dimensions

Length:

Approx. 4200 mm

Width:

Approx. 1760 mm

Height:

Approx. 1460 mm

Wheelbase:

Approx. 2610 mm

Curb Weight:

Approx. 1200-1250 kg

Gross Vehicle Weight:

Approx. 1700-1750 kg

Boot Capacity:

Approx. 320 - 340 liters (Hatchback)

🛡️ Safety Features

Euro Ncap Rating:

5 Stars (for the C4 range, specifically tested in 2004)

ABS:

Standard Anti-lock Braking System

Ebs:

Electronic Brakeforce Distribution

Emergency Brake Assist:

Standard

Esp:

Optional Electronic Stability Program (ESP)

Airbags:

Multiple airbags (front, side, curtain) depending on trim level

Seatbelts:

Three-point seatbelts with pre-tensioners and force limiters

Child Seat Anchors:

ISOFIX mounting points

💡 Technology Features

Infotainment System:

Basic CD player, radio with RDS. Higher trims might offer MP3 compatibility and an auxiliary input. Limited early connectivity options.

Driver Assistance Features:

Cruise control, speed limiter, parking sensors (optional on some trims).

Connectivity Features:

Limited in 2004; typically Bluetooth hands-free was an optional upgrade on higher trims, or not available at all.

🔧 Maintenance

Oil Change Interval:

Every 20,000 km or 12 months, whichever comes first

Air Filter Replacement:

Every 40,000 km or 24 months

Spark Plug Replacement:

Every 60,000 km (if standard plugs) or 80,000-100,000 km (if long-life)

Timing Belt Replacement:

Every 120,000 km or 8 years

Engine Oil Specification:

ACEA A3/B4 or C2, API SL/SM, SAE 5W-30 or 0W-30 (low SAPS oil recommended for diesel, but for petrol 5W-30 is common)

Engine Oil Capacity:

Approx. 3.5 - 3.7 liters

Coolant Specification:

PSA S71 700, Antifreeze/Coolant (e.g., blue/purple type, typically ethylene glycol based with organic additives - OAT)

Brake Fluid Specification:

DOT 4

Power Steering Fluid:

ES-M2C195-A (typically a proprietary mineral-based fluid or a Dexron III compatible fluid)

Known Issues Common:

Coil pack failures, minor electrical gremlins, suspension component wear (bushings, drop links), early catalytic converter issues, clutch slave cylinder leaks (manual gearbox), occasional issues with electronic throttle body.

📚 Vehicle History

Brand Heritage:

Citroën has a long history of innovation in automotive design and engineering, particularly known for pioneering hydropneumatic suspension and avant-garde styling.

Model Evolution:

The first-generation Citroën C4 (B7) replaced the Citroën Xsara. It was designed to be a more modern and stylish offering, with a focus on comfort and a unique interior design, including a fixed-hub steering wheel.

Production Period:

2004 - 2010 (First Generation)

Assembly Location:

Mulhouse, France; Ryton, United Kingdom (initially)

🏆 Awards & Recognition

Euro Ncap Recognition:

Achieved a 5-star safety rating from Euro NCAP in 2004, indicating excellent occupant protection.