The Nissan Cedric Y31, particularly the 3.0i V6 variant produced from 1999 to 2002 (following a facelift in 1991), represents a significant iteration of Nissan’s long-running flagship sedan. Positioned as a premium offering within the Cedric lineup, this model catered to buyers seeking a comfortable, spacious, and relatively powerful vehicle. The Y31 generation, built on the Nissan V platform, was primarily aimed at the Japanese domestic market (JDM), offering a blend of luxury and practicality. This specific 3.0i V6 Automatic trim occupied a mid-to-upper range within the Y31 series, offering a step up in performance and refinement compared to the smaller displacement engines.
Technical Specifications
| Brand | Nissan |
| Model | Cedric |
| Generation | Cedric (Y31, facelift 1991) |
| Type (Engine) | 3.0i V6 (160 Hp) Automatic |
| Start of production | 1999 year |
| End of production | 2002 year |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (urban) | 13.2-17.4 l/100 km (17.8 – 13.5 US mpg, 21.4 – 16.2 UK mpg, 7.6 – 5.7 km/l) |
| Fuel consumption (extra urban) | 8.5-11.1 l/100 km (27.7 – 21.2 US mpg, 33.2 – 25.4 UK mpg, 11.8 – 9 km/l) |
| Fuel consumption (combined) | 11.8 l/100 km (19.9 US mpg, 23.9 UK mpg, 8.5 km/l) |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 10.6 sec |
| Acceleration 0 – 62 mph | 10.6 sec |
| Acceleration 0 – 60 mph | 10.1 sec |
| Maximum speed | 190 km/h (118.06 mph) |
| Weight-to-power ratio | 9.5 kg/Hp, 105.3 Hp/tonne |
| Weight-to-torque ratio | 6.1 kg/Nm, 163.2 Nm/tonne |
| Power | 160 Hp @ 5200 rpm |
| Power per litre | 54.1 Hp/l |
| Torque | 248 Nm @ 3200 rpm (182.92 lb.-ft. @ 3200 rpm) |
| Engine layout | Front, Longitudinal |
| Engine displacement | 2960 cm3 (180.63 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | V-engine |
| Cylinder Bore | 87 mm (3.43 in.) |
| Piston Stroke | 83 mm (3.27 in.) |
| Compression ratio | 9:1 |
| Number of valves per cylinder | 2 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | SOHC |
| Kerb Weight | 1520 kg (3351.03 lbs.) |
| Fuel tank capacity | 72 l (19.02 US gal | 15.84 UK gal) |
| Length | 4690 mm (184.65 in.) |
| Width | 1690 mm (66.54 in.) |
| Height | 1425 mm (56.1 in.) |
| Wheelbase | 2735 mm (107.68 in.) |
| Front track | 1440 mm (56.69 in.) |
| Rear track | 1450 mm (57.09 in.) |
| Ride height (ground clearance) | 155 mm (6.1 in.) |
| Drag coefficient (Cd) | 0.4 |
| Minimum turning circle | 11 m (36.09 ft.) |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels of the vehicle. |
| Drive wheel | Rear wheel drive |
| Number of gears | 4 |
| Gearbox type | automatic transmission |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Steering type | Steering rack and pinion |
| Tires size | 195/70 R14 |
| Wheel rims size | 14 |
INTRODUCTION
The Nissan Cedric Y31 3.0i V6 Automatic, produced between 1999 and 2002, represents a refined and powerful iteration of Nissan’s flagship sedan. The Y31 generation, which received a significant facelift in 1991, continued the Cedric’s tradition of providing a comfortable and spacious experience, primarily targeted at the Japanese domestic market. This 3.0-liter V6 model, paired with a four-speed automatic transmission, offered a balance of performance and convenience, appealing to buyers who desired a smooth and effortless driving experience. It sat above the smaller 2.0L and 2.4L engine options in the lineup, offering a noticeable increase in power and torque.
Powertrain & Engine Architecture
At the heart of the Cedric Y31 3.0i lies the VG30E engine, a 2960cc (180.63 cu. in.) naturally aspirated V6. This engine, a staple of Nissan’s lineup for many years, features a single overhead camshaft (SOHC) valvetrain with two valves per cylinder. The VG30E utilizes a multi-port fuel injection system, delivering fuel directly to each cylinder for improved efficiency and responsiveness. The engine produces 160 horsepower at 5200 rpm and 248 Nm (182.92 lb.-ft.) of torque at 3200 rpm. The four-speed automatic transmission, typically the 4AT unit used in various Nissan vehicles of the era, was chosen for its smooth shifting and ease of use. While not a particularly advanced transmission by modern standards, it was well-suited to the engine’s characteristics and the Cedric’s intended role as a comfortable cruiser. The engine is longitudinally mounted, driving the rear wheels.
Driving Characteristics
The Cedric Y31 3.0i V6 Automatic delivers a comfortable and refined driving experience. The engine provides adequate power for everyday driving and highway cruising, with the automatic transmission offering smooth and predictable shifts. Acceleration to 60 mph takes approximately 10.1 seconds, and the car has a top speed of around 118 mph. Compared to the smaller engine options, the 3.0i offers a noticeable improvement in responsiveness, particularly when accelerating or overtaking. However, it doesn’t possess the sporty character of some of Nissan’s other performance-oriented vehicles. The automatic transmission, while convenient, does result in some power loss compared to a manual transmission. The gear ratios are tuned for comfort and fuel efficiency rather than outright performance. The suspension is tuned for a soft ride, absorbing bumps and imperfections in the road effectively.
Equipment & Trim Levels
The Cedric Y31 3.0i V6 Automatic typically came equipped with a generous array of standard features. These included power windows, power locks, power steering, air conditioning, and a high-quality audio system. Interior upholstery was typically cloth or velour, with higher trim levels offering leather options. The dashboard layout was functional and well-designed, with clear instrumentation and easy-to-use controls. Optional extras included a sunroof, upgraded audio systems, and woodgrain interior trim. The overall interior ambiance was one of understated luxury and refinement.
Chassis & Braking
The Cedric Y31 features a traditional body-on-frame construction, providing a robust and durable chassis. The suspension consists of independent front suspension with MacPherson struts and a solid rear axle with leaf springs. This setup prioritizes ride comfort over handling precision. Braking duties are handled by ventilated discs at the front and solid discs at the rear. The braking system is adequate for normal driving conditions, but it lacks the stopping power of more modern braking systems. The steering is a rack-and-pinion system, providing reasonably precise steering feel.
Market Reception & Comparison
The Nissan Cedric Y31 3.0i V6 Automatic was generally well-received in the Japanese market. Critics praised its comfortable ride, spacious interior, and refined engine. However, some noted that its handling was not as sharp as some of its competitors. Compared to the 2.0L and 2.4L versions, the 3.0i offered a significant performance upgrade, but at a higher price point. Fuel economy was also slightly lower with the larger engine. The Cedric competed with other large Japanese sedans such as the Toyota Crown and the Mitsubishi Debonair.
Legacy
The Nissan Cedric Y31 3.0i V6 Automatic has proven to be a relatively reliable vehicle, with the VG30E engine being known for its durability. However, like any older vehicle, it requires regular maintenance to keep it in good condition. Parts availability can be a challenge outside of Japan, but many parts are still available through specialist suppliers. Today, the Y31 Cedric is gaining popularity among classic car enthusiasts, particularly those who appreciate its understated elegance and comfortable driving experience. The 3.0i V6 Automatic variant is particularly sought after for its smooth power delivery and refined character. It represents a unique blend of Japanese engineering and luxury, offering a glimpse into a bygone era of automotive design.
