1.4-liter turbo engine Suzuki K14C DITC or Boosterjet 1.4 is produced since 2015 and is put on popular models of the Japanese company, such as SX4, Vitara and Swift in the Sport version. Now this powertrain is gradually replaced by a hybrid modification under the index K14D.
Technical characteristics of Suzuki K14C
| Characteristics | Reference |
|---|---|
| Exact volume | 1373 cm³ |
| Power system | Direct injection |
| Engine power | 129-140 hp |
| Torque | 210-235 N-m |
| Maximum power, hp/kW | 129 (95 kW) at 5500 rpm – 140 (103 kW) at 5500 rpm |
| Cylinder block | Aluminum, in-line, 4-cylinder |
| Block head | Aluminum, 16-valve |
| Cylinder diameter, mm | 73 |
| Piston stroke, mm | 81.9-82 |
| Compression ratio | 9.9-10.9 |
| Engine Features | DOHC |
| Transmission timing | Chain |
| Hydrocompensators | Yes |
| Fasoregulator | Inlet |
| Turbocharger | MHI TD02L11-025 (versions also with IHI turbine) |
| Fuel consumption, l/100 km | 4.7-6.3 |
| CO₂ emission, g/km | 120-145 |
| Start-stop system | Optional |
| Recommended oil | 5W-30 |
| Oil volume | 3.3 liters |
| Environmental class | Euro 5/6 |
| Weight of complete engine | 95 kg |
| Example life | 250,000 km |
Mounted on models
- Suzuki SX4 2 (JY): 2016 to present
- Suzuki Swift 5 (RZ): 2018-2020
- Suzuki Vitara 4 (LY): 2015-present
- Suzuki Escudo: 2015-2023
- Suzuki S-Cross: 2016-present
Disadvantages, breakdowns and problems of K14C
- This motor has been in production for more than five years and so far has not noted any special problems
- The presence of direct injection here contributes to fouling on the intake valves
- The turbine is still serving normally and cases of its rapid failure are few
- On forums there are complaints about stretching of the timing chain at the mileage of 100 – 150 thousand km
- Monitor the condition of the cooling system, aluminum engine does not tolerate overheating
Reliability
- Design Features: The K14C engine is designed with modern engineering, including turbocharging, which improves performance without significantly increasing fuel consumption. This allows the engine to be reliable with proper care and regular maintenance.
- Owner Reviews: Many owners praise the engine for its smooth operation and good fuel economy. However, reliability, as with any turbo engine, can depend on operating conditions and regular maintenance.
- Typical Problems: While serious mass problems have not been widely reported for the K14C, as with any turbo engine, it is worth keeping an eye on the condition of the turbocharger and oil consumption, as they can wear out if not properly maintained.
Life span
- Wear and tear resistance: Turbocharged motors such as the K14C are designed to handle heavy loads through the use of turbocharging. With regular maintenance, including timely oil changes and turbine checks, this engine can last a long time, often exceeding 240,000 kilometers.
- Manufacturer’s recommendation: Suzuki recommends maintenance every 20,000 kilometers or once a year, whichever comes first, to ensure consistent engine performance and extended engine life.