🏷️ Basic Information

Make:

Citroën

Model:

C1

Year:

2005

Engine:

1.0i

Transmission:

Manual (MT)

Chassis Code:

B1 (First Generation)

Engine Code Family:

PSA/Toyota PE

👋 Introduction

Market Position:

The Citroën C1 1.0i MT (2005) is a subcompact city car, positioned as an affordable, economical, and maneuverable urban vehicle. It targets budget-conscious buyers, new drivers, and those seeking a practical second car for city commuting.

Competitive Analysis:

Competes directly with other A-segment hatchbacks such as the Peugeot 107 (sharing platform), Toyota Aygo (sharing platform), Fiat 500, Ford Ka, and Volkswagen Fox. Its strengths lie in its compact size, fuel efficiency, and low running costs.

Key Features:

Compact dimensions, fuel-efficient 1.0-liter engine, agile handling, low purchase price, and economical ownership. Designed primarily for urban environments.

📋 Manual Details

Coverage Areas:

Comprehensive service and repair for the Citroën C1 1.0i MT (2005). Includes engine, transmission, drivetrain, brakes, suspension, steering, electrical systems, bodywork, interior, and troubleshooting.

Page Count:

Estimated 600+ pages (typical for a complete service manual)

Manual Type:

Service and Repair Manual

Language:

English

Format:

Digital (PDF)

📖 Manual Coverage

Systems Covered:

Engine mechanicals (cylinder head, block, pistons, crankshaft, camshafts), engine management (ECU, sensors, actuators), fuel system, ignition system, cooling system, lubrication system, exhaust system, manual transmission, clutch, driveshafts, differentials, front and rear suspension, steering system, braking system (ABS, EBD), hydraulic systems, electrical system (wiring diagrams, components), lighting, instruments, body panels, interior trim, HVAC, safety systems (airbags, seatbelts), and troubleshooting guides.

Procedures Included:

Routine maintenance (oil changes, filter replacements, spark plugs), diagnostics, component testing, removal and installation procedures, adjustments, fluid changes, brake bleeding, timing belt replacement (if applicable), electrical troubleshooting, body repair, HVAC servicing, and specific repair procedures for common issues.

Technical Depth:

Detailed step-by-step repair instructions, torque specifications, special tool requirements, diagnostic trouble codes (DTCs) with interpretations, component specifications, wiring schematics, and exploded views.

📊 Manual Specifications

File Format:

Searchable PDF with high-resolution diagrams and illustrations.

Print Quality:

Optimized for digital viewing and printing. Clear text, crisp images, and accurate color reproduction for diagrams.

Binding Type:

N/A (Digital Format)

Paper Type:

N/A (Digital Format)

⚙️ Engine Specifications

Primary Engine:

1.0L (998cc) 3-cylinder DOHC VVT-i gasoline engine

Horsepower:

Approx. 68 PS (67 bhp; 50 kW) at 6000 rpm

Torque:

Approx. 93 Nm (69 lb-ft) at 3600 rpm

Fuel System:

Electronic Fuel Injection (EFI)

Fuel Type:

Unleaded Petrol (Gasoline)

Emission Standard:

Euro 4 compliant

Engine Layout:

Inline 3-cylinder

Bore X Stroke:

71.0 mm x 84.0 mm

Compression Ratio:

12.2:1

🔧 Transmission

Standard Transmission:

5-speed Manual Transmission (MT)

Optional Transmission:

Optional 5-speed Automated Manual Transmission (AMT) - referred to as '2-Tronic'

Clutch Type:

Single dry plate clutch

Transmission Fluid Type:

API GL-4, SAE 75W-90 (Manual Transmission Fluid)

Transmission Fluid Capacity:

Approx. 1.9 Liters

📐 Dimensions

Length:

3435 mm (135.2 in)

Width:

1630 mm (64.2 in)

Height:

1465 mm (57.7 in)

Wheelbase:

2340 mm (92.1 in)

Cargo Volume Seats Up:

139 Liters (4.9 cu ft)

Cargo Volume Seats Down:

750 Liters (26.5 cu ft)

Curb Weight:

Approx. 780-800 kg (1719-1764 lbs)

Tire Size Standard:

155/65 R14

Wheel Bolt Pattern:

4x100

Wheel Offset:

ET35

🛡️ Safety Features

Euro Ncap Rating:

4 Stars (2005)

Active Features:

Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD), Emergency Brake Assist (EBA).

Passive Features:

Driver and passenger front airbags, side airbags (optional/standard on higher trims), ISOFIX child seat mounting points, three-point seatbelts with force limiters, pretensioners.

Security Features:

Engine immobilizer, remote central locking (optional).

💡 Technology Features

Infotainment Features:

Basic infotainment systems typical for the era, including an RDS radio, CD player, and basic speaker setup. Some trims may have optional auxiliary input or steering wheel-mounted audio controls.

Driver Assistance Features:

Limited driver assistance features. Primary focus is on ABS and EBD for braking. Parking sensors were an optional extra on some higher trims.

Connectivity Features:

Basic connectivity primarily through the audio system. No Bluetooth or USB connectivity as standard in early models.

Lighting Features:

Halogen headlights, front and rear fog lights (optional/standard on certain trims).

🔧 Maintenance

Service Intervals Oil Change:

Every 15,000 km (9,320 miles) or 1 year, whichever comes first.

Service Intervals Air Filter:

Every 30,000 km (18,640 miles) or 2 years.

Service Intervals Spark Plugs:

Every 60,000 km (37,280 miles) or 4 years (using standard spark plugs); refer to manual for iridium or platinum plugs with longer intervals.

Service Intervals Timing Belt:

This engine uses a timing chain, which is generally considered maintenance-free for the life of the engine, but inspection for wear is recommended periodically.

Engine Oil Type:

ACEA A1/B1 or A5/B5, SAE 0W-20 or 5W-30 (synthetic)

Engine Oil Capacity:

Approx. 3.4 Liters (with filter)

Coolant Type:

Antifreeze coolant, Ethylene Glycol based, with corrosion inhibitors (e.g., PSA Standard B71 5110)

Coolant Capacity:

Approx. 4.5 Liters

Brake Fluid Type:

DOT 4

Known Issues:

Minor oil leaks from the sump or valve cover gasket, potential for clutch wear (especially in stop-start city driving), occasional issues with the electric power steering pump, water ingress into headlights, and wear on suspension components (e.g., anti-roll bar links) due to the car's intended usage.

Recommended Maintenance Tasks:

Regularly check tire pressures, top up coolant and washer fluid, inspect brake pads and discs, check exhaust system for leaks, and listen for unusual engine or suspension noises.

📚 Vehicle History

Brand Heritage:

Citroën, a French automotive manufacturer founded in 1919, is known for its innovative design and engineering, often focusing on comfort and unique styling. The C1 represents its entry into the burgeoning city car segment.

Model Evolution:

The Citroën C1, along with the Peugeot 107 and Toyota Aygo, was developed as part of a joint venture between PSA Peugeot Citroën and Toyota. It was launched in 2005 as the first generation (B1), designed to meet demand for a small, fuel-efficient urban car. It received a facelift in 2009 and was succeeded by a second generation in 2014.

Production Location:

Kolín, Czech Republic (TPCA Plant - Toyota Peugeot Citroën Automobile)

Production Years:

2005 - 2014 (First Generation)

🏆 Awards & Recognition

Recognitions:

The Citroën C1 (and its platform siblings) has been recognized for its fuel efficiency and suitability for urban environments. It often features on lists of affordable and economical small cars.

Ratings:

Consistently scores well in fuel economy tests (e.g., combined cycle around 4.6 L/100 km or 61 mpg imp).

Certifications:

Compliant with European emissions standards (Euro 4 for this model year).