The 1.2-liter Hyundai G4LF or Smartstream G 1.2 MPI engine has been produced only since 2020 and is installed on such models of the Korean concern as i10, i20, Bayon, as well as Kia Picanto and Stonic. There are two versions of this engine: with distributed injection MPI, combined DPI.
Kappa R4 family: G4LA, G4LF, G4LC, G4LD, G4LG, G4LH, G4LE, G4LL.
Specifications
| Production years | since 2020 |
| Displacement, cc | 1197 |
| Fuel system | MPI or DPI |
| Power output, hp | 83 – 84 |
| Torque output, Nm | 115 – 120 |
| Cylinder block | aluminum R4 |
| Block head | aluminum 16v |
| Cylinder bore, mm | 71 |
| Piston stroke, mm | 75.6 |
| Compression ratio | 11.0 |
| Features | ISG |
| Hydraulic lifters | yes |
| Timing drive | chain |
| Phase regulator | Dual CVVT |
| Turbocharging | no |
| Recommended engine oil | 0W-20 |
| Engine oil capacity, liter | 3.4 |
| Fuel type | petrol |
| Euro standards | EURO 6 |
| Fuel consumption, L/100 km (for Hyundai i10 2021) — city — highway — combined |
6.1 4.5 5.3 |
| Engine lifespan, km | ~250 000 |
| Weight, kg | 93 |
The engine was installed on:
- Hyundai i10 3 (AC3) since 2020;
- Hyundai i20 3 (BC3) since 2020;
- Hyundai Bayon 1 (BC3) since 2021;
- Kia Picanto 3 (JA) since 2020;
- Kia Rio 4 (YB) since 2020;
- Kia Sonet 1 (QY) since 2020;
- Kia Stonic 1 (YB) since 2020.
Disadvantages of the Hyundai G4LF engine
- On specialized forums, the engine is mostly praised, noting only rare electrical glitches.
- You can also find a small number of complaints about malfunctions in the Start-Stop system.
- The thin timing chain does not have a high resource and is extended to 100,000 km.
- The motors of this series are also afraid of overheating, so keep an eye on the cooling system.
Frequently asked questions about the Hyundai G4LF
How much power does the Hyundai G4LF make?
The Hyundai G4LF develops 83 - 84 hp and 115 - 120 Nm of torque.
How much oil does the Hyundai G4LF take and which one?
Engine oil capacity: 3.4 liters. Recommended oil: 0W-20.
Does the Hyundai G4LF have a timing belt or chain?
The Hyundai G4LF uses a timing chain.
Is the Hyundai G4LF turbocharged?
No, the Hyundai G4LF is naturally aspirated.
Does the Hyundai G4LF need valve clearance adjustment?
No, the Hyundai G4LF has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the Hyundai G4LF last?
The typical lifespan of the Hyundai G4LF is ~250 000 km with proper maintenance.
What is the fuel consumption of the Hyundai G4LF?
Hyundai i10 2021: city 6.1, highway 4.5, combined 5.3 L/100 km.
What cars was the Hyundai G4LF installed on?
Hyundai i10 3 (AC3) since 2020; Hyundai i20 3 (BC3) since 2020; Hyundai Bayon 1 (BC3) since 2021; Kia Picanto 3 (JA) since 2020; Kia Rio 4 (YB) since 2020; Kia Sonet 1 (QY) since 2020 and 1 more (see the full list above).
What are the common problems of the Hyundai G4LF?
On specialized forums, the engine is mostly praised, noting only rare electrical glitches. You can also find a small number of complaints about malfunctions in the Start-Stop system. All known problems.
