The Citroën ZX (N2, Phase II) 5-door 1.8 i 16V, produced between 1996 and 1997, represented a refinement of Citroën’s compact family hatchback. Positioned as a mid-range offering within the ZX lineup, it aimed to provide a balance between performance and affordability. This variant was part of the N2 series, the second phase of the ZX, which incorporated styling and mechanical updates over the original model introduced in 1992. The ZX, as a whole, was Citroën’s replacement for the BX, intended to offer a more modern and competitive vehicle in the crowded European C-segment.
Technical Specifications
| Brand | Citroen |
| Model | ZX |
| Generation | ZX (N2, Phase II) 5-door |
| Type (Engine) | 1.8 i 16V (110 Hp) |
| Start of production | 1996 |
| End of production | 1997 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Hatchback |
| Seats | 5 |
| Doors | 5 |
| Fuel Type | Petrol (Gasoline) |
| Power | 110 Hp @ 5500 rpm |
| Power per litre | 62.5 Hp/l |
| Torque | 158 Nm @ 4250 rpm (116.53 lb.-ft. @ 4250 rpm) |
| Engine layout | Front, Transverse |
| Engine Model/Code | LFY XU7JP4 |
| Engine displacement | 1761 cm3 (107.46 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 83 mm (3.27 in.) |
| Piston Stroke | 81.4 mm (3.2 in.) |
| Compression ratio | 10.4:1 |
| 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 | 8 l (8.45 US qt | 7.04 UK qt) |
| Trunk (boot) space – minimum | 324 l (11.44 cu. ft.) |
| Trunk (boot) space – maximum | 926 l (32.7 cu. ft.) |
| Fuel tank capacity | 54 l (14.27 US gal | 11.88 UK gal) |
| Length | 4071 mm (160.28 in.) |
| Width | 1688 mm (66.46 in.) |
| Height | 1399 mm (55.08 in.) |
| Wheelbase | 2540 mm (100 in.) |
| Front track | 1422 mm (55.98 in.) |
| Rear (Back) track | 1415 mm (55.71 in.) |
| Front overhang | 849 mm (33.43 in.) |
| Rear overhang | 682 mm (26.85 in.) |
| Minimum turning circle (turning diameter) | 11.1 m (36.42 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, Wishbone |
| Rear suspension | Hydro-pneumatic element, Trailing arm |
| Front brakes | Ventilated discs |
| Rear brakes | Drum |
| Steering type | Steering rack and pinion |
| Power steering | Hydraulic Steering |
| Tires size | 185/60 R14 |
| Wheel rims size | 5.5J x 14 |
Powertrain & Engine Architecture
The heart of the ZX 1.8 i 16V is the LFY XU7JP4 engine, a 1.8-liter inline-four cylinder gasoline engine. This engine is part of the XU series, developed by Peugeot and Citroën, and known for its robust design and relatively simple maintenance. The “16V” designation indicates a dual overhead camshaft (DOHC) valvetrain, featuring four valves per cylinder. This configuration enhances breathing and contributes to the engine’s power output. Fuel delivery is managed by a multi-port fuel injection system, providing precise fuel metering for improved efficiency and performance. The engine produces 110 horsepower at 5500 rpm and 158 Nm (116.53 lb-ft) of torque at 4250 rpm. The engine’s transverse mounting and front-wheel drive configuration were typical for European hatchbacks of this era.
Driving Characteristics
The 1.8L 16V engine provided a noticeable step up in performance compared to the lower-displacement options available in the ZX range. While not a sports car, it offered adequate acceleration for everyday driving and highway cruising. The five-speed manual transmission allowed drivers to effectively utilize the engine’s powerband. Compared to the more economical 1.6-liter versions, the 1.8 offered a more relaxed driving experience, particularly when fully loaded or tackling inclines. It wasn’t as sporty as the later ZX Volcane models, which featured more powerful engines and sport-tuned suspensions, but it provided a good balance of performance and fuel economy. The gear ratios were tuned for a blend of acceleration and fuel efficiency, with a relatively long fifth gear for comfortable highway cruising.
Equipment & Trim Levels
The 1.8 i 16V trim typically included features such as power steering, central locking, electric front windows, and an adjustable steering column. Interior upholstery was generally cloth, with options for upgraded materials available. Dashboard configuration was standard for the Phase II ZX, featuring a functional layout with clear instrumentation. Optional extras could include air conditioning, a sunroof, and upgraded audio systems. The specific equipment level could vary depending on the market and individual customer choices.
Chassis & Braking
The ZX utilized an independent McPherson strut front suspension and a hydro-pneumatic rear suspension system – a Citroën hallmark. This rear suspension provided a uniquely comfortable ride quality, absorbing bumps and irregularities in the road surface effectively. The front brakes were ventilated discs, offering good stopping power, while the rear brakes were drums. This combination was typical for vehicles in this class at the time. 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 with hydraulic assistance, providing precise and responsive handling.
Market Reception & Comparison
The ZX 1.8 i 16V was generally well-received by automotive critics as a competent and comfortable family hatchback. It was praised for its ride quality, handling, and the performance of its engine. Compared to rivals like the Ford Escort and Volkswagen Golf, the ZX offered a distinctive driving experience thanks to its hydro-pneumatic suspension. Fuel economy was respectable for a 1.8-liter engine, but not class-leading. Reliability was generally good, although the complex hydro-pneumatic suspension could require specialized maintenance. The 1.8L version offered a compelling alternative to the base models, providing more power without the higher cost of the sportier trims.
Legacy
The Citroën ZX, while not a massive sales success, remains a fondly remembered car among enthusiasts. The 1.8 i 16V variant, in particular, is appreciated for its blend of performance, comfort, and relatively straightforward mechanicals. The XU7JP4 engine is known for its durability, and well-maintained examples can still be found on the road today. In the used car market, the ZX 1.8 i 16V represents an affordable and interesting alternative to more mainstream hatchbacks of the era. The hydro-pneumatic suspension, while requiring occasional attention, continues to provide a unique and comfortable ride experience that sets the ZX apart.
