The Citroen C4 II Hatchback, specifically the 1.6 HDi variant producing 112 horsepower, was a key model in Citroen’s lineup from 2010 to 2012. This version represented a balance between fuel efficiency and reasonable performance within the broader C4 II range, which spanned various engine options and trim levels. Positioned as a mid-range offering, it aimed to appeal to buyers seeking a practical and economical family hatchback. The C4 II itself was built on the PSA Peugeot Citroen’s Platform 2, also known as the EMP2 platform, shared with the Peugeot 308 of the same era.
Technical Specifications
| Brand | Citroen |
| Model | C4 |
| Generation | C4 II Hatchback (Phase I, 2010) |
| Type (Engine) | 1.6 HDi (112 Hp) |
| Start of production | 2010 |
| End of production | 2012 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Hatchback |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 5.8 l/100 km (40.6 US mpg, 48.7 UK mpg, 17.2 km/l) |
| Fuel consumption (extra urban) | 3.9 l/100 km (60.3 US mpg, 72.4 UK mpg, 25.6 km/l) |
| Fuel consumption (combined) | 4.6 l/100 km (51.1 US mpg, 61.4 UK mpg, 21.7 km/l) |
| CO2 emissions | 119 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 11.3 sec |
| Acceleration 0 – 62 mph | 11.3 sec |
| Acceleration 0 – 60 mph | 10.7 sec |
| Maximum speed | 190 km/h (118.06 mph) |
| Emission standard | Euro 5 |
| Weight-to-power ratio | 10.8 kg/Hp, 92.9 Hp/tonne |
| Weight-to-torque ratio | 4.5 kg/Nm, 224.1 Nm/tonne |
| Power | 112 Hp @ 3600 rpm |
| Power per litre | 71.8 Hp/l |
| Torque | 270 Nm @ 1750 rpm (199.14 lb.-ft. @ 1750 rpm) |
| Engine layout | Front, Transverse |
| Engine Model/Code | 9HR DV6C |
| Engine displacement | 1560 cm3 (95.2 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 75 mm (2.95 in.) |
| Piston Stroke | 88.3 mm (3.48 in.) |
| Compression ratio | 16:1 |
| Number of valves per cylinder | 2 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger, Intercooler |
| Engine oil capacity | 3.8 l (4.02 US qt | 3.34 UK qt) |
| Kerb Weight | 1205 kg (2656.57 lbs.) |
| Max. weight | 1810 kg (3990.37 lbs.) |
| Max load | 605 kg (1333.8 lbs.) |
| Trunk (boot) space – minimum | 380 l (13.42 cu. ft.) |
| Trunk (boot) space – maximum | 1183 l (41.78 cu. ft.) |
| Fuel tank capacity | 60 l (15.85 US gal | 13.2 UK gal) |
| Permitted trailer load with brakes (8%) | 1550 kg (3417.17 lbs.) |
| Permitted trailer load with brakes (12%) | 1300 kg (2866.01 lbs.) |
| Permitted trailer load without brakes | 675 kg (1488.12 lbs.) |
| Permitted towbar download | 75 kg (165.35 lbs.) |
| Length | 4329 mm (170.43 in.) |
| Width | 1789 mm (70.43 in.) |
| Width including mirrors | 2050 mm (80.71 in.) |
| Height | 1489-1502 mm (58.62 – 59.13 in.) |
| Wheelbase | 2608 mm (102.68 in.) |
| Front track | 1522-1536 mm (59.92 – 60.47 in.) |
| Rear (Back) track | 1515-1529 mm (59.65 – 60.2 in.) |
| Front overhang | 935 mm (36.81 in.) |
| Rear overhang | 786 mm (30.94 in.) |
| Drag coefficient (Cd) | 0.30 |
| Minimum turning circle (turning diameter) | 10.7 m (35.1 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 | 6 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 | 205/55 R16; 225/45 R17 |
| Wheel rims size | 16; 17 |
Powertrain & Engine Architecture
The heart of this C4 variant is the 1.6-liter HDi diesel engine, specifically the 9HR (DV6C) engine code. This engine is a four-cylinder, inline configuration, utilizing a common rail direct injection system for optimized fuel delivery. The DV6C engine family was widely used across PSA vehicles, known for its relatively compact size and efficiency. A turbocharger with an intercooler is employed to boost power output and improve torque. The engine features a 16:1 compression ratio, typical for diesel engines, and 2 valves per cylinder. The 112 horsepower peak is achieved at 3600 rpm, while the 270 Nm (199 lb-ft) of torque is readily available from 1750 rpm, providing good low-end responsiveness. The engine is transversely mounted in the front of the vehicle, driving the front wheels. The 6-speed manual transmission was the standard offering for this trim, providing a good balance between fuel economy and driver control.
Driving Characteristics
The 1.6 HDi 112 hp engine, paired with the 6-speed manual gearbox, offered a practical driving experience. Acceleration from 0-60 mph took around 10.7 seconds, which was adequate for everyday driving but not particularly sporty. The strength of this powertrain lay in its mid-range torque, making it easy to overtake and maintain speed on highways. The gear ratios were well-chosen to maximize fuel efficiency, with a taller sixth gear for relaxed cruising. Compared to the more powerful 2.0 HDi variants, this engine felt less strained during acceleration, but lacked the outright performance. Compared to the petrol engines, the diesel offered significantly better fuel economy and torque, albeit with a slightly more audible engine note.
Equipment & Trim Levels
The 1.6 HDi 112 hp variant typically came equipped with a reasonable level of standard features. These included air conditioning, electric front windows, a CD stereo system, and ABS brakes. Higher trim levels, such as Exclusive or Sport, added features like alloy wheels, automatic headlights and wipers, rear parking sensors, and upgraded interior trim. Interior upholstery was generally cloth, with options for leather available on higher trims. The dashboard layout was functional and ergonomically designed, with a focus on ease of use. Optional extras included a navigation system, panoramic sunroof, and a premium sound system.
Chassis & Braking
The C4 II utilized an independent McPherson strut suspension at the front, providing a comfortable ride and good handling. The rear suspension was a semi-independent torsion beam setup, which was a cost-effective solution that still offered acceptable ride quality. Front brakes were ventilated discs, while rear brakes were solid discs. ABS (Anti-lock Braking System) was standard, enhancing safety during emergency braking. Stabilizer bars were fitted to both the front and rear axles to reduce body roll during cornering. The steering was a rack and pinion system, providing precise and responsive steering feel.
Market Reception & Comparison
The Citroen C4 II 1.6 HDi 112 hp was generally well-received by critics as a practical and economical family car. It was praised for its fuel efficiency, comfortable ride, and spacious interior. However, some reviewers noted that the engine could feel a little underpowered when fully loaded or on steep hills. Compared to other engines in the C4 II lineup, such as the 2.0 HDi, it offered a more affordable entry point but sacrificed some performance. Against competitors like the Ford Focus, Volkswagen Golf, and Peugeot 308, the C4 II 1.6 HDi held its own in terms of fuel economy and value for money.
Legacy
The 9HR DV6C engine proved to be a relatively reliable unit, although like all diesel engines, it was susceptible to issues with the diesel particulate filter (DPF) if not properly maintained. Regular oil changes and occasional long journeys to allow the DPF to regenerate were crucial. In the used car market, the C4 II 1.6 HDi remains a popular choice for buyers seeking an affordable and fuel-efficient hatchback. Its reputation for reliability and practicality has ensured its continued demand. However, potential buyers should be aware of the potential for DPF issues and ensure that the vehicle has been well-maintained.
