The Nissan Micra K12, produced from 2003 to 2010, represented a significant departure from its predecessors, embracing a more contemporary and rounded design. Within the K12 generation, the 1.2 i 16V variant, producing 80 horsepower, served as a key entry point into the Micra lineup, particularly in European and Asian markets. Offered with both 3-door and 5-door body styles, this model aimed to provide affordable and efficient transportation for urban drivers. Production of this specific engine and transmission combination spanned from 2003 to 2005, before being superseded by minor revisions within the K12 range.
Technical Specifications
| Brand | Nissan |
| Model | Micra |
| Generation | Micra (K12) |
| Type (Engine) | 1.2 i 16V (80 Hp) |
| Start of production | 2003 |
| End of production | 2005 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Hatchback |
| Seats | 5 |
| Doors | 3/5 |
| Fuel consumption (urban) | 7.4 l/100 km (31.8 US mpg) |
| Fuel consumption (extra urban) | 5.1 l/100 km (46.1 US mpg) |
| Fuel consumption (combined) | 5.9 l/100 km (39.9 US mpg) |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 13.9 sec |
| Acceleration 0 – 62 mph | 13.9 sec |
| Acceleration 0 – 60 mph | 13.2 sec |
| Maximum speed | 167 km/h (103.77 mph) |
| Weight-to-power ratio | 12.1 kg/Hp |
| Weight-to-torque ratio | 8.8 kg/Nm |
| Power | 80 Hp @ 3600 rpm |
| Torque | 110 Nm @ 3600 rpm (81.13 lb.-ft. @ 3600 rpm) |
| Engine layout | Front, Transverse |
| Engine Model/Code | CR12DE |
| Engine displacement | 1240 cm3 (75.67 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 71 mm (2.8 in.) |
| Piston Stroke | 78.3 mm (3.08 in.) |
| Compression ratio | 9.8:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | DOHC |
| Engine oil capacity | 3 l (3.17 US qt | 2.64 UK qt) |
| Coolant capacity | 5.3 l (5.6 US qt | 4.66 UK qt) |
| Kerb Weight | 970 kg (2138.48 lbs.) |
| Max. weight | 1475 kg (3251.82 lbs.) |
| Max load | 505 kg (1113.33 lbs.) |
| Trunk (boot) space – minimum | 371 l (13.1 cu. ft.) |
| Trunk (boot) space – maximum | 584 l (20.62 cu. ft.) |
| Fuel tank capacity | 46 l (12.15 US gal | 10.12 UK gal) |
| Length | 3715 mm (146.26 in.) |
| Width | 1660 mm (65.35 in.) |
| Height | 1525 mm (60.04 in.) |
| Wheelbase | 2430 mm (95.67 in.) |
| Front track | 1470 mm (57.87 in.) |
| Rear track | 1445 mm (56.89 in.) |
| Minimum turning circle | 9.8 m (32.15 ft.) |
| Drivetrain Architecture | Front wheel drive |
| Number of gears | 5 |
| Gearbox type | Manual transmission |
| Front suspension | Spring Strut |
| Rear suspension | Torsion |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Tires size | 165/70 R14 |
| Wheel rims size | 5.5J x 14 |
Powertrain & Engine Architecture
The heart of this Micra variant is the CR12DE engine, a 1.2-liter inline-four cylinder gasoline engine. This engine utilizes a multi-point fuel injection system and a double overhead camshaft (DOHC) valvetrain, contributing to its relatively efficient operation. The CR12DE is a naturally aspirated engine, meaning it doesn’t employ a turbocharger or supercharger. The 80 horsepower output is achieved at 3600 rpm, while peak torque of 110 Nm (81.13 lb-ft) arrives at the same engine speed. The engine’s design prioritized fuel economy and smooth operation over outright performance. Paired with this engine was a five-speed manual transmission, which was the most common configuration. While an automatic transmission was offered in some markets, it was less prevalent and often resulted in slightly reduced fuel efficiency and acceleration.
Driving Characteristics
The 1.2L 80 hp Micra offered a predictable and undemanding driving experience. Acceleration was modest, taking approximately 13.9 seconds to reach 62 mph (100 km/h). The engine felt most comfortable in the mid-range, providing adequate power for everyday driving situations. The five-speed manual transmission allowed drivers to keep the engine in its optimal power band, but it wasn’t a particularly sporty gearbox. Compared to higher-output versions of the K12 Micra, such as the 1.6-liter models, the 1.2L felt noticeably slower, especially when fully loaded or tackling inclines. However, the lighter engine weight contributed to nimble handling and easy maneuverability in urban environments. The gear ratios were tuned for economy, rather than rapid acceleration.
Equipment & Trim Levels
The 1.2 i 16V typically represented the base trim level for the K12 Micra. Standard equipment generally included power steering, central locking, electric front windows, and an adjustable steering column. Safety features included driver and passenger airbags and ABS brakes. Interior upholstery was typically a basic cloth material. Optional extras, depending on the market, could include air conditioning, alloy wheels, a CD player, and rear electric windows. Higher trim levels, such as the Visia, Acenta, and Tekna, added more features, including climate control, upgraded audio systems, and additional safety equipment.
Chassis & Braking
The K12 Micra utilized a relatively simple chassis design. Front suspension consisted of MacPherson strut coil springs, while the rear employed a torsion beam setup. This configuration prioritized cost-effectiveness and compactness. Braking was handled by ventilated discs on the front wheels and solid discs on the rear. The ABS system provided enhanced braking control, particularly on slippery surfaces. The relatively lightweight nature of the 1.2L variant contributed to its agile handling. Stabilizer bars were fitted to both the front and rear axles, helping to reduce body roll during cornering.
Market Reception & Comparison
The 1.2L Micra K12 was generally well-received as an affordable and economical city car. Critics praised its fuel efficiency, ease of driving, and compact size. However, the engine’s lack of power was often noted, particularly when compared to competitors offering larger displacement engines. Compared to the 1.4L and 1.6L variants within the Micra range, the 1.2L offered lower running costs but sacrificed performance. The 1.5 dCi diesel engine, also available in the K12, provided superior fuel economy and torque but came with a higher purchase price and potentially higher maintenance costs. The 1.2L model appealed to buyers prioritizing affordability and low running costs over driving excitement.
Legacy
The CR12DE engine, while not known for its groundbreaking performance, proved to be a reliable and durable unit. The K12 Micra, in general, gained a reputation for dependability, making it a popular choice on the used car market. The 1.2L variant remains relatively affordable to maintain, with readily available spare parts. However, as with any older vehicle, potential buyers should be aware of common issues such as corrosion and wear and tear on suspension components. Today, the K12 Micra 1.2L is often seen as a practical and economical option for first-time car buyers or those seeking a low-cost runabout.
