🏷️ Basic Information

Make:

Citroen

Model:

C4

Year:

2009

Engine:

2.0 i (EW10A/J4R)

Chassis Code:

Second Generation (Phase II)

Engine Code Group:

EW

👋 Introduction

Positioning:

Aimed at DIY enthusiasts and independent repair shops seeking factory-level accuracy

Differentiation:

Distinguishes itself from generic repair guides by offering vehicle-specific, dealership-level technical information

Ease Of Use:

Single PDF for convenient access, eliminating the need to search through multiple physical books

Durability:

Digital format prevents physical wear and tear (greasy pages, tears) common with paper manuals

📋 Manual Details

Primary Coverage:

All models and all repairs A-Z

Specific Markets:

Global (primarily European focus implied by model and engine)

Estimated Page Count:

Extensive (typically 1000+ pages for comprehensive service manuals)

Type:

Factory Service & Repair Manual

Source Authenticity:

Exact same manual used by dealership technicians

Language:

English

Digital Format:

PDF

Portability:

Printable pages, zoomable images

📖 Manual Coverage

Powertrain:

Engine (2.0 i), Control System, Fuel Service, Emission Control, Intake/Exhaust, Cooling, Lube, Ignition, Starting, Charging, Automatic Transmission, Manual Transmission

Chassis:

Transfer/Propeller Shaft, Drive Shaft, Differential, Axle, Suspension, Tire & Wheel, Brake Control, Brakes, Parking Brake, Steering Column, Power Steering

Body Electrical Comfort:

Air Conditioning, Supplemental Restraint System (SRS), Seat Belts, Engine Immobilizer, Cruise Control, Wiper & Washer, Door Locks, Meter, Audio/Visual, Horn, Windshield/Glass/Mirror, Instrument Panel, Seats, Engine Hood/Doors, Exterior & Interior Trims

Electrical Electronics:

Electrical Systems, Multiplex/CAN Communication

Maintenance:

Scheduled maintenance, fluid checks and changes, filter replacements

Diagnostics:

Troubleshooting guides, diagnostic trouble codes (DTCs) interpretation, system checks

Repair:

Step-by-step repair instructions for all major components and systems

Technical Specifications:

Torque values, clearances, fluid capacities, component tolerances

Depth:

Comprehensive, from basic maintenance to complete engine and transmission overhauls, including complex electrical diagnostics

Visual Aids:

Detailed diagrams, illustrations, and wiring schematics

📊 Manual Specifications

Format:

PDF (Portable Document Format)

Searchability:

Searchable text content (typical for well-produced PDF manuals)

Scalability:

High resolution, allowing for blow-up of images and diagrams

Printability:

All pages are printable

Binding:

N/A (Digital PDF format)

Paper Type:

N/A (Digital PDF format - user selects paper type for printing)

Operating Systems:

Windows (Vista 32/64, XP, ME, 98, NT, 2000) and Mac compatible

Software Requirements:

Adobe PDF Reader, Winzip (or equivalent decompression software)

⚙️ Engine Specifications

Engine Type:

Naturally Aspirated Inline-4 (I4)

Displacement:

1997 cc (2.0 Liters)

Valve Train:

DOHC (Double Overhead Camshaft), 16 Valves (4 valves per cylinder)

Horsepower:

Approximately 140-143 PS (Pferdestärke) / 138-141 hp (at varying RPM)

Torque:

Approximately 190-200 Nm (Newton-meters) / 140-148 lb-ft (at varying RPM)

Induction:

Multi-point Fuel Injection (MPI)

Fuel Type:

Unleaded Petrol (Gasoline)

ECM System:

Bosch Motronic or similar electronic engine control module

Coolant Type:

Silicate-free OAT (Organic Acid Technology) coolant, typically blue or purple (e.g., PSA standard LT 7700)

🔧 Transmission

Transmission Type Std:

5-speed Manual Transmission (e.g., BE4 or similar PSA unit)

Transmission Type Opt:

4-speed Automatic Transmission (e.g., AL4/DP0 or similar)

Clutch Type:

Hydraulically actuated dry single-plate clutch (for manual)

Manual Transmission Fluid:

API GL-4, SAE 75W-80 (e.g., PSA B71 2330 specification)

Automatic Transmission Fluid:

ATF LT 71141 or equivalent (e.g., for AL4)

📐 Dimensions

Body Styles:

5-door Hatchback, 3-door Hatchback (DS3 platform, but C4 is distinct)

Length:

Approx. 4260 mm (Hatchback)

Width:

Approx. 1773 mm (excluding mirrors)

Height:

Approx. 1459 mm (Hatchback)

Curb Weight:

Approx. 1300-1400 kg depending on specification

Gross Vehicle Weight Rating:

Vehicle specific, consult manual

🛡️ Safety Features

Euroncap Rating:

5 Stars (for the 2009 model year, based on earlier testing of the first generation but applicable to the phase II design principles)

Braking System:

ABS (Anti-lock Braking System) with EBD (Electronic Brakeforce Distribution) and EBA (Emergency Brake Assist)

Stability Control:

Optional ESP (Electronic Stability Program)

Airbags:

Frontal airbags, side airbags, curtain airbags (depending on trim level)

Seat Belts:

Pre-tensioning seatbelts with force limiters

Child Restraint:

ISOFIX mounting points for child seats

💡 Technology Features

Audio System:

Integrated CD player, radio, MP3 compatibility, often with steering wheel mounted controls

Navigation:

Optional built-in navigation system

Cruise Control:

Standard or optional cruise control with speed limiter

Parking Sensors:

Optional front and rear parking assistance sensors

Bluetooth:

Optional Bluetooth hands-free connectivity

Telematics:

Citroën's eTouch emergency call and assistance system (optional, depending on market and trim)

🔧 Maintenance

Oil Change Interval:

Typically 20,000 km (12,500 miles) or 2 years, whichever comes first, depending on driving conditions and oil specification used (e.g., PSA B71 2290)

Timing Belt Interval:

Recommended replacement typically around 120,000 km (75,000 miles) or 10 years (refer to manual for exact specification for EW10A/J4R engine)

Brake Fluid Change:

Every 2 years, regardless of mileage

Engine Oil Specification:

Low-SAPS (Sulphated Ash, Phosphorus, Sulphur) synthetic oil meeting PSA B71 2290 specification (e.g., SAE 0W-30 or 5W-30)

Coolant Capacity:

Approx. 7.0 Liters

Common Wear Items:

Suspension components (bushings, ball joints), exhaust system components, ignition coils, and potentially the automatic transmission (AL4) for early models

Diagnostic Focus Areas:

Engine management sensors (e.g., crankshaft position, lambda sensors), CAN bus communication faults, and climate control system issues

📚 Vehicle History

Manufacturer Heritage:

Citroën, a French automotive manufacturer known for innovation and comfort (part of PSA Peugeot Citroën group)

First Generation Launch:

First generation C4 launched in 2004

Second Generation Facelift:

The 2009 model represents a mid-cycle facelift (Phase II) for the first generation C4, introducing updated styling and technology.

Manufacturing Locations:

Primary production in France (e.g., Aulnay-sous-Bois) and other global facilities

🏆 Awards & Recognition

Euroncap Award:

5-star Euro NCAP safety rating (early generation, but indicative of safety design philosophy for the facelifted model)

Design Awards:

The C4 range often received accolades for its distinctive styling and comfortable ride quality, characteristic of Citroën.