Vehicle Segment:
        
        
            A-segment (city car)
        
     
    
        
            Key Selling Points:
        
        
            Compact size, fuel efficiency, affordability, urban maneuverability
        
     
    
    
        
            Direct Competitors:
        
        
            Toyota Aygo, Peugeot 107, Fiat 500, Volkswagen up!
        
     
    
    
        
            Platform Sharing:
        
        
            Shared platform with Toyota Aygo and Peugeot 107 (Project B-Zero)
        
     
    
        
            Design Philosophy:
        
        
            Designed for urban use, emphasis on simplicity and economy
        
     
 
    
    
    
        
            Engine Variants Covered:
        
        
            1.0L 3-cylinder petrol (1KR-FE), 1.4L HDi 4-cylinder diesel (DV4)
        
     
    
        
            Transmission Variants Covered:
        
        
            5-speed manual, 5-speed semi-automatic (SensoDrive/ETG)
        
     
    
        
            Body Styles Covered:
        
        
            3-door hatchback, 5-door hatchback
        
     
    
    
        
            Estimated Page Count:
        
        
            300-400 pages (typical for a comprehensive service manual)
        
     
    
    
        
            Manual Type:
        
        
            Service and Repair Manual
        
     
    
    
    
    
        
            Format:
        
        
            Likely PDF, potentially printable
        
     
 
    
    
    
        
            Engine Mechanical:
        
        
            Engine overhaul, cylinder head, piston, crankshaft, timing belt/chain, lubrication system, cooling system
        
     
    
        
            Engine Management:
        
        
            Fuel injection, ignition system, emissions control, sensors, ECU diagnostics and testing
        
     
    
        
            Transmission Manual:
        
        
            Clutch, gearbox overhaul, shift mechanism, bearings
        
     
    
        
            Transmission Automated Manual:
        
        
            Actuator operation, hydraulic system (if applicable), electronic control, calibration
        
     
    
        
            Braking System:
        
        
            Brake pad replacement, disc machining/replacement, hydraulic lines, ABS system components and diagnostics
        
     
    
        
            Suspension And Steering:
        
        
            Front and rear suspension components, shock absorbers, springs, steering rack, power steering system (if equipped)
        
     
    
        
            Electrical System:
        
        
            Battery, charging system, starter motor, lighting, wipers, horn, fuse boxes, wiring diagrams
        
     
    
        
            Body And Chassis:
        
        
            Body panel removal/installation, door mechanisms, interior trim, chassis diagnostics
        
     
    
        
            Climate Control:
        
        
            HVAC system components, refrigerant handling, air conditioning service
        
     
    
        
            Safety Systems:
        
        
            Airbag system diagnostics and component replacement (SRS), seatbelt mechanisms
        
     
    
    
        
            Routine Maintenance:
        
        
            Oil changes, filter replacements, spark plug replacement, fluid checks and top-ups
        
     
    
        
            Troubleshooting:
        
        
            Diagnostic charts, common fault identification and solutions
        
     
    
        
            Repair And Overhaul:
        
        
            Component-level repair procedures for engine, transmission, brakes, suspension, etc.
        
     
    
        
            Diagnostic Procedures:
        
        
            OBD-II fault code interpretation, sensor testing, actuator testing
        
     
    
        
            Electrical Troubleshooting:
        
        
            Wiring harness diagnosis, continuity testing, component testing using multimeter
        
     
    
        
            Calibration And Adjustment:
        
        
            Electronic throttle body calibration, automated manual transmission clutch point adjustment
        
     
    
    
        
            Depth Level:
        
        
            Comprehensive, covering from basic maintenance to major component overhaul and diagnostics
        
     
    
        
            Detail Level:
        
        
            Includes torque specifications, clearances, diagnostic trouble codes (DTCs), and step-by-step repair instructions
        
     
 
    
    
    
        
            Engine Code Petrol:
        
        
            1KR-FE
        
     
    
        
            Engine Type Petrol:
        
        
            1.0L 12-valve DOHC VVT-i 3-cylinder petrol
        
     
    
        
            Displacement Petrol:
        
        
            998 cc
        
     
    
        
            Bore X Stroke Petrol:
        
        
            71.0 mm x 83.8 mm
        
     
    
        
            Compression Ratio Petrol:
        
        
            10.8:1
        
     
    
        
            Horsepower Petrol:
        
        
            68 PS (50 kW) @ 6000 rpm
        
     
    
        
            Torque Petrol:
        
        
            93 Nm (69 lb-ft) @ 3600 rpm
        
     
    
    
    
        
            Engine Type Diesel:
        
        
            1.4L 8-valve SOHC HDi 4-cylinder common rail turbodiesel
        
     
    
        
            Displacement Diesel:
        
        
            1398 cc
        
     
    
        
            Horsepower Diesel:
        
        
            54 PS (40 kW) @ 4000 rpm
        
     
    
        
            Torque Diesel:
        
        
            130 Nm (96 lb-ft) @ 1750 rpm
        
     
    
    
        
            Fuel System Petrol:
        
        
            Electronic Fuel Injection (EFI)
        
     
    
        
            Fuel Type:
        
        
            Unleaded Petrol (RON 95 recommended), Diesel
        
     
    
        
            Emissions Standard:
        
        
            Euro 4
        
     
 
    
    
    
        
            Transmission Type Standard:
        
        
            5-speed Manual
        
     
    
    
        
            Transmission Type Optional:
        
        
            5-speed Automated Manual (SensoDrive/ETG)
        
     
    
    
        
            Clutch Type:
        
        
            Single dry plate diaphragm spring (Manual), Automated clutch operation (ETG)
        
     
    
        
            Gear Ratios:
        
        
            Refer to manual for specific ratios
        
     
    
        
            Transmission Fluid Spec:
        
        
            Manual: API GL-4, SAE 75W-80 (e.g., Mobil Mobilube 75W-80 or equivalent). ETG: Refer to manual, often specific automated transmission fluid (ATF) or specialized fluid.
        
     
 
    
    
    
        
            Euro Ncap Rating 2010:
        
        
            4 Stars (for the facelifted model, prior to this generation it was 5 stars for the original launch variant, ensure specific model year crash test data is consulted)
        
     
    
    
        
            ABS:
        
        
            Standard on most models, with EBD (Electronic Brakeforce Distribution) and BA (Brake Assist)
        
     
    
        
            Esp:
        
        
            Optional on some higher trims/engine variants
        
     
    
    
        
            Airbags:
        
        
            Driver and passenger airbags standard. Optional side airbags.
        
     
    
        
            Seatbelts:
        
        
            3-point seatbelts with pre-tensioners and load limiters (front), 3-point or 2-point rear seatbelts
        
     
    
        
            Isofix:
        
        
            ISOFIX child seat mounting points (rear outer seats)
        
     
 
    
    
    
        
            Head Unit:
        
        
            Basic radio/CD player with auxiliary input. Optional upgraded audio systems.
        
     
    
        
            Display:
        
        
            Small LCD display for audio and clock information. No central touchscreen on most models.
        
     
    
    
        
            Parking Sensors:
        
        
            Optional rear parking sensors available on higher trims.
        
     
    
        
            Cruise Control:
        
        
            Rarely fitted as standard, typically an option on higher trims.
        
     
    
    
        
            Bluetooth:
        
        
            Optional Bluetooth hands-free system available on some models.
        
     
    
        
            Usb:
        
        
            Generally not standard; auxiliary input is more common.
        
     
 
    
    
    
        
            Oil Change Interval Petrol:
        
        
            15,000 km or 12 months, whichever comes first (refer to specific market recommendations)
        
     
    
        
            Oil Change Interval Diesel:
        
        
            15,000 km or 12 months, whichever comes first (refer to specific market recommendations)
        
     
    
        
            Air Filter Replacement:
        
        
            Every 30,000 km or 24 months
        
     
    
        
            Fuel Filter Replacement Diesel:
        
        
            Every 60,000 km or 48 months
        
     
    
        
            Spark Plug Replacement Petrol:
        
        
            Every 60,000 km or 48 months (iridium-tipped plugs)
        
     
    
        
            Timing Belt Replacement Petrol:
        
        
            Every 105,000 km or 7 years (whichever comes first)
        
     
    
        
            Coolant Change:
        
        
            Every 120,000 km or 6 years (long-life coolant)
        
     
    
    
        
            Engine Oil Petrol:
        
        
            0W-20 or 5W-30, API SN/SP, ACEA C2/C3 compliant (check manual for exact spec and capacity - approx. 3.7L for 1KR-FE)
        
     
    
        
            Engine Oil Diesel:
        
        
            5W-30, API SN/SP, ACEA C2/C3 compliant (approx. 3.9L for DV4)
        
     
    
        
            Coolant Type:
        
        
            Antifreeze/Coolant, Ethylene Glycol based, OAT (Organic Acid Technology) type, typically pink or red
        
     
    
    
        
            Power Steering Fluid:
        
        
            N/A (most C1 models have electric power steering)
        
     
    
    
        
            Common Wear Items:
        
        
            Clutch wear (especially in urban driving), brake pad and disc wear, suspension bushings, exhaust system components
        
     
    
        
            Potential Electrical Gremlins:
        
        
            Intermittent dashboard warning lights, issues with central locking or window regulators (less common but possible)
        
     
    
        
            Engine 1Kr Fe Notes:
        
        
            Known for its economy. Potential for oil consumption if not maintained. Timing chain is usually robust, but belt on earlier versions needs strict adherence to replacement schedule.
        
     
    
        
            Engine Hdi Notes:
        
        
            Reliable diesel engine. Common issues can include glow plug failure, injector issues (if not serviced), or DPF regeneration problems on later models (less common for 2010).
        
     
    
        
            Automated Manual Transmission Notes:
        
        
            Some owners report clunky gear changes or hesitation. Proper maintenance and calibration are key. Clutch wear is a significant factor.
        
     
 
    
    
    
        
            Citroen Legacy:
        
        
            Citroën, a French manufacturer known for innovative design and comfort (e.g., Traction Avant, DS, 2CV).
        
     
    
    
        
            C1 Introduction:
        
        
            Launched in 2005 as part of a joint venture with Toyota (PSA Peugeot Citroën and Toyota Motor Corporation).
        
     
    
        
            Facelift 2009:
        
        
            The 2010 model year corresponds to the post-2009 facelift, which included revised styling, improved interior materials, and updated engines (including Euro 5 compliance for the 1.0L petrol engine).
        
     
    
    
        
            Manufacturing Location:
        
        
            Kolín, Czech Republic (TPCA - Toyota Peugeot Citroën Automobile plant)
        
     
    
        
            Production Period:
        
        
            First Generation: 2005-2014
        
     
 
    
    
    
        
            Fuel Economy Awards:
        
        
            The 1.0L petrol engine is renowned for its exceptional fuel economy and has received recognition in various 'economy car' categories.
        
     
    
        
            City Car Of The Year:
        
        
            The C1, Aygo, and 107 platform has been well-regarded by automotive publications as excellent city cars, often featuring in comparison tests and group awards.
        
     
    
    
        
            Reliability Perception:
        
        
            Generally good, bolstered by Toyota's engineering input on the platform. Maintenance is key to long-term reliability.
        
     
    
    
        
            Engine Certification:
        
        
            Euro 4 compliant engines.