Market Position:
The Citroën C1 (2007 model) is positioned as a compact, economical city car, primarily targeting urban commuters and first-time car buyers. It emphasizes affordability, fuel efficiency, and maneuverability.
Competitive Analysis:
Competes directly with other small city cars such as the Peugeot 107, Toyota Aygo (all three were developed as part of a joint venture), Fiat 500, Hyundai i10, and Volkswagen Fox.
Key Features:
Compact dimensions for easy city driving and parking, low running costs, fuel-efficient engines, distinctive styling, surprisingly spacious interior for its size, and a focus on simplicity and practicality.
Coverage Areas:
Full vehicle service and repair for 2007 Citroen C1 I
Page Count:
Estimated 350-500 pages (typical for comprehensive manuals of this era)
Manual Type:
Service and Repair Manual
Format:
Digital (likely PDF, printable)
Systems Covered:
Engine mechanicals, fuel system, ignition system, cooling system, exhaust system, clutch, manual transmission, automatic transmission (if applicable), driveline, suspension, steering, braking system, electrical system (including lighting, charging, starting, ECUs), bodywork, interior trim, HVAC system, safety systems (ABS, airbags).
Procedures Included:
Routine maintenance (oil changes, filter replacements, spark plugs, brake fluid), troubleshooting guides, diagnostic procedures, repair and replacement of major components (engine, transmission, suspension parts), electrical diagnostics and wiring diagrams, body repair procedures, component removal and installation, torque specifications, alignment procedures, clutch adjustment, brake bleeding.
Technical Depth:
Comprehensive, covering from basic scheduled maintenance to advanced diagnostics and major component overhauls. Includes detailed diagrams and step-by-step instructions.
Primary Engine:
1.0L VVT-i 3-cylinder (Toyota 1KR-FE engine) gasoline
Horsepower:
68 PS (50 kW; 67 bhp) at 6000 rpm
Torque:
93 Nm (69 lb-ft) at 3600 rpm
Fuel System:
Electronic multi-point fuel injection
Engine Codes:
1KR-FE (petrol)
Cylinder Layout:
Inline 3-cylinder
Bore X Stroke:
71 mm x 84 mm
Compression Ratio:
12.0:1
Emission Control:
Catalytic converter, Lambda sensors
Standard:
5-speed manual transmission
Optional:
5-speed 'Sextonic' automated manual transmission (AMT)
Clutch Type:
Hydraulically operated single dry plate clutch
Gear Ratios Manual:
Approximate ratios: 1st 3.545, 2nd 1.955, 3rd 1.300, 4th 0.967, 5th 0.838, Reverse 3.333, Final Drive 4.059
Transmission Fluid Type Manual:
API GL-4, SAE 75W-90 synthetic gear oil (e.g., Citroën Part No. 9730.AE or equivalent)
Euro Ncap Rating:
4 stars (achieved during 2005-2009 period for this generation)
Active Features:
ABS with EBD (Electronic Brakeforce Distribution), Brake Assist (BA)
Passive Features:
Driver and passenger front airbags, optional side airbags, ISOFIX child seat mounting points, collapsible steering column, reinforced passenger cell.
Front Brakes:
Ventilated discs
Infotainment System:
Basic audio system with CD player, FM/AM radio. May feature optional MP3 compatibility and auxiliary input. Limited to basic functions, with simple analog controls.
Driver Assistance:
Primarily ABS with EBD and Brake Assist. No advanced driver-assistance systems (ADAS) like adaptive cruise control or lane-keeping assist.
Connectivity:
Optional Bluetooth hands-free calling and audio streaming on some higher trim levels. Typically includes a 12V power outlet for charging devices.
Instrument Cluster:
Analog speedometer, tachometer (optional), fuel gauge, and warning lights. Simple LCD display for odometer and trip computer.
Oil Change Interval Petrol:
Every 15,000 km (9,300 miles) or 1 year, whichever comes first. Check owner's manual for specific recommendations for severe driving conditions.
Air Filter Replacement Interval:
Every 30,000 km (18,600 miles) or 2 years.
Spark Plug Replacement Interval:
Every 60,000 km (37,200 miles) or 4 years (for standard spark plugs; iridium plugs may have longer intervals).
Brake Fluid Change Interval:
Every 2 years, regardless of mileage.
Engine Oil Type:
API SN/SP, ACEA C2 or C3, SAE 0W-20 or 0W-30 (e.g., Total Quartz INEO ECS 0W-30 or equivalent approved by Citroën).
Engine Oil Capacity:
Approx. 3.7 liters (3.9 US quarts) with filter change.
Coolant Type:
OAT (Organic Acid Technology) coolant, typically blue or purple, pre-diluted (e.g., Total Glycolic NF or equivalent approved by Citroën).
Coolant Capacity:
Approx. 4.5 liters (4.8 US quarts).
Brake Fluid Type:
DOT 4 (e.g., Total DOT 4 or equivalent approved by Citroën).
Common Issues:
Potential for clutch wear (especially with AMT), occasional electrical gremlins (e.g., interior lights, central locking), minor suspension component wear (e.g., bushes), water ingress into the cabin (especially through door seals or HVAC system), and exhaust manifold cracks on older models. Fuel pump issues can also arise.
Oil Filter Part Number:
Commonly 15601-22020 (Toyota OEM equivalent) or equivalent aftermarket part (e.g., Mann-Filter W712/42, Mahle OC 97/1).
Air Filter Part Number:
Commonly 17801-00020 (Toyota OEM equivalent) or equivalent aftermarket part (e.g., Mann-Filter C27005).
Cabin Filter Part Number:
Typically 6479.07 or equivalent aftermarket part (e.g., Mann-Filter CU 2359).
Brand Heritage:
Citroën, a French automotive manufacturer founded in 1919, has a long history of producing innovative and distinctive vehicles, often focusing on comfort, design, and engineering.
Model Evolution:
The Citroën C1, launched in 2005, was developed in partnership with Toyota and PSA Peugeot Citroën. It shares its platform and many components with the Peugeot 107 and Toyota Aygo. The 2007 model represents the initial production phase of the first generation.
Production Location:
TPCA (Toyota Peugeot Citroën Automobile) plant in Kolín, Czech Republic.
Production Years Gen1:
2005-2014
Recognitions:
While the C1 itself may not have specific individual awards, the platform it shares with the Peugeot 107 and Toyota Aygo has been recognized for its effectiveness in the city car segment. Often lauded for its fuel economy and low emissions.
Fuel Economy Rating:
Excellent fuel economy, typically around 4.5-5.0 L/100km (approx. 47-52 MPG US) combined cycle for the 1.0L petrol engine.
Emissions Certification:
Meets Euro 4 emissions standards for the 2007 model year.
