The Citroen C4 I Hatchback 1.6 VTi 16V, produced between 2008 and 2010 as part of the Phase II refresh of the first-generation C4 (codenamed BX), represented a mid-range offering in the C4 lineup. Positioned above the entry-level 1.4-liter models and below the more powerful 2.0-liter variants, the 1.6 VTi aimed to balance fuel efficiency with acceptable performance for everyday driving. This variant was primarily marketed in Europe, where compact hatchbacks are a dominant segment, and offered a more refined alternative to some of its competitors.
Technical Specifications
| Brand | Citroen |
| Model | C4 |
| Generation | C4 I Hatchback (Phase II, 2008) |
| Type (Engine) | 1.6 VTi 16V (120 Hp) |
| Start of production | 2008 |
| End of production | 2010 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Hatchback |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 9.5 l/100 km (24.8 US mpg, 29.7 UK mpg, 10.5 km/l) |
| Fuel consumption (extra urban) | 5.7 l/100 km (41.3 US mpg, 49.6 UK mpg, 17.5 km/l) |
| Fuel consumption (combined) | 7.1 l/100 km (33.1 US mpg, 39.8 UK mpg, 14.1 km/l) |
| CO2 emissions | 169 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 10 sec |
| Acceleration 0 – 62 mph | 10 sec |
| Acceleration 0 – 60 mph | 9.5 sec |
| Maximum speed | 195 km/h (121.17 mph) |
| Emission standard | Euro 4 |
| Weight-to-power ratio | 10.2 kg/Hp, 98.4 Hp/tonne |
| Weight-to-torque ratio | 7.6 kg/Nm, 131.1 Nm/tonne |
| Power | 120 Hp @ 6500 rpm |
| Power per litre | 75.1 Hp/l |
| Torque | 160 Nm @ 4250 rpm (118.01 lb.-ft. @ 4250 rpm) |
| Engine layout | Front, Transverse |
| Engine Model/Code | 5FW EP6 |
| Engine displacement | 1598 cm3 (97.52 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 77 mm (3.03 in.) |
| Piston Stroke | 85.8 mm (3.38 in.) |
| Compression ratio | 11:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | DOHC |
| Engine oil capacity | 4.25 l (4.49 US qt | 3.74 UK qt) |
| Coolant | 6 l (6.34 US qt | 5.28 UK qt) |
| Kerb Weight | 1220 kg (2689.64 lbs.) |
| Max. weight | 1731 kg (3816.2 lbs.) |
| Max load | 511 kg (1126.56 lbs.) |
| Trunk (boot) space – minimum | 320 l (11.3 cu. ft.) |
| Trunk (boot) space – maximum | 1023 l (36.13 cu. ft.) |
| Fuel tank capacity | 60 l (15.85 US gal | 13.2 UK gal) |
| Max. roof load | 75 kg (165.35 lbs.) |
| Permitted trailer load with brakes (8%) | 1300 kg (2866.01 lbs.) |
| Permitted trailer load with brakes (12%) | 1300 kg (2866.01 lbs.) |
| Permitted trailer load without brakes | 645 kg (1421.98 lbs.) |
| Permitted towbar download | 65 kg (143.3 lbs.) |
| Length | 4275 mm (168.31 in.) |
| Width | 1773 mm (69.8 in.) |
| Width including mirrors | 1964 mm (77.32 in.) |
| Height | 1496 mm (58.9 in.) |
| Wheelbase | 2608 mm (102.68 in.) |
| Front track | 1505 mm (59.25 in.) |
| Rear (Back) track | 1510 mm (59.45 in.) |
| Front overhang | 950 mm (37.4 in.) |
| Rear overhang | 717 mm (28.23 in.) |
| Drag coefficient (Cd) | 0.31 |
| Minimum turning circle (turning diameter) | 11.3 m (37.07 ft.) |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the front wheels of the vehicle. |
| Drive wheel | Front wheel drive |
| Number of gears and type of gearbox | 5 gears, manual transmission |
| Front suspension | Independent, type McPherson with coil spring and anti-roll bar |
| Rear suspension | Semi-independent, coil spring |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Tires size | 205/50 R17 |
| Wheel rims size | 17 |
INTRODUCTION
The Citroen C4 I, launched in 2004, was a significant departure for the French automaker, moving away from the traditional hydropneumatic suspension in favor of a more conventional McPherson strut front and torsion beam rear setup. The Phase II update in 2008 brought styling revisions, interior upgrades, and refinements to the engine lineup. The 1.6 VTi 16V variant, powered by the PSA-developed EP6 engine, was a key component of this revised range. It offered a balance between affordability, fuel economy, and performance, targeting buyers who prioritized practicality and comfort over outright speed. This engine was also used in other PSA group vehicles like the Peugeot 308 and various models from partner brands.
Powertrain & Engine Architecture
The heart of the C4 1.6 VTi is the PSA EP6 engine, a 1.6-liter (1598cc) inline-four cylinder petrol engine. This engine utilizes a naturally aspirated configuration with a double overhead camshaft (DOHC) valvetrain and four valves per cylinder. The engine code 5FW identifies specific calibrations for the Citroen C4. Fuel delivery is managed by a multi-port fuel injection system. The EP6 engine is known for its relatively lightweight construction and efficient design. The 120 horsepower output is achieved at 6500 rpm, while peak torque of 160 Nm (118 lb-ft) is delivered at 4250 rpm. The engine is transversely mounted in the front of the vehicle. The standard transmission for this variant was a 5-speed manual gearbox, although a 4-speed automatic transmission was also available, albeit less common. The automatic transmission, while providing convenience, did impact acceleration and fuel economy compared to the manual version.
Driving Characteristics
The C4 1.6 VTi, particularly with the 5-speed manual transmission, offered a reasonably engaging driving experience. While not a sports car, the engine provided adequate power for everyday driving, with a usable powerband. The 0-100 km/h (0-62 mph) acceleration time of around 10 seconds was typical for its class. The automatic transmission, however, dulled the responsiveness somewhat. Gear changes were not particularly quick, and the transmission tended to hunt for gears under heavy acceleration. The suspension, while comfortable, wasn’t particularly sporty, prioritizing ride quality over sharp handling. Steering was light and easy, making it well-suited for urban driving. The relatively low weight of the C4 helped to mitigate the effects of the modest engine output.
Equipment & Trim Levels
The 1.6 VTi trim level typically included features such as air conditioning, power windows, central locking, and an integrated audio system. Higher trim levels, such as Exclusive, added features like alloy wheels, automatic headlights and wipers, rear parking sensors, and upgraded interior trim. Interior upholstery was typically cloth, with options for leather available on higher-spec models. The dashboard layout was characterized by a centrally mounted instrument cluster, a design feature of the first-generation C4. Optional extras included a panoramic sunroof, navigation system, and upgraded audio systems.
Chassis & Braking
The C4 I utilized a McPherson strut front suspension and a semi-independent torsion beam rear suspension. This setup provided a good balance between comfort and handling. The front brakes were ventilated discs, while the rear brakes were solid discs. Anti-lock Braking System (ABS) was standard. The steering system employed a rack and pinion setup, providing light and precise steering feel. The C4’s chassis was designed to prioritize comfort and refinement, rather than outright sporting performance. The standard tire size was 205/50 R17, mounted on 17-inch alloy wheels on higher trim levels.
Market Reception & Comparison
The Citroen C4 1.6 VTi was generally well-received by automotive critics as a practical and comfortable family hatchback. It was praised for its spacious interior, comfortable ride, and relatively fuel-efficient engine. However, some critics noted that the engine lacked outright punch, particularly when compared to more powerful alternatives like the 2.0-liter petrol variants. Compared to the diesel-powered C4 models (such as the 1.6 HDi), the 1.6 VTi offered less fuel economy but a smoother and quieter driving experience. The 1.6 VTi was positioned as a more affordable and accessible alternative to the higher-spec models, appealing to buyers who prioritized value for money.
Legacy
The PSA EP6 engine, used in the C4 1.6 VTi, proved to be a relatively reliable unit, although some owners have reported issues with the timing chain, particularly on higher-mileage examples. Regular maintenance, including oil changes and timing chain inspections, is crucial for ensuring long-term reliability. In the used car market, the C4 1.6 VTi represents a relatively affordable and practical option for buyers seeking a comfortable and spacious family hatchback. Its fuel economy is reasonable, and parts availability is generally good. While not a particularly exciting car to drive, it offers a solid and dependable transportation solution.
