The 1.5-liter Hyundai G4LG or Smartstream G 1.5 DPi engine has been produced since 2020 at a plant in Zilina, Slovakia, and so far is installed only on the third generation of the i30 hatchback. This engine is distinguished by combined fuel injection, that is, it has two rows of nozzles.
Kappa R4 family: G4LA, G4LF, G4LC, G4LD, G4LG, G4LH, G4LE, G4LL.
Specifications
| Production years | since 2020 |
| Displacement, cc | 1498 |
| Fuel system | combined injection |
| Power output, hp | 110 |
| Torque output, Nm | 144 |
| Cylinder block | aluminum R4 |
| Block head | aluminum 16v |
| Cylinder bore, mm | 72 |
| Piston stroke, mm | 92 |
| Compression ratio | 11.0 |
| Features | ISG |
| Hydraulic lifters | yes |
| Timing drive | chain |
| Phase regulator | Dual CVVT |
| Turbocharging | no |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 3.4 |
| Fuel type | petrol |
| Euro standards | EURO 6 |
| Fuel consumption, L/100 km (for Hyundai i30 2021) — city — highway — combined |
7.6 5.0 6.0 |
| Engine lifespan, km | ~250 000 |
| Weight, kg | 95 |
The engine was installed on:
- Hyundai i30 3 (PD) since 2020.
Disadvantages of the Hyundai G4LG engine
- On specialized forums, owners usually praise the motor and note only electrical glitches.
- Also there you can find a number of complaints about failures of the Start-Stop system.
- In the engines of this series, the timing chain runs a little, sometimes it stretches to 100,000 km.
- All Kappa motors are also afraid of overheating, so keep an eye on the cooling system.
Frequently asked questions about the Hyundai G4LG
How much power does the Hyundai G4LG make?
The Hyundai G4LG develops 110 hp and 144 Nm of torque.
How much oil does the Hyundai G4LG take and which one?
Engine oil capacity: 3.4 liters. Recommended oil: 5W-30.
Does the Hyundai G4LG have a timing belt or chain?
The Hyundai G4LG uses a timing chain.
Is the Hyundai G4LG turbocharged?
No, the Hyundai G4LG is naturally aspirated.
Does the Hyundai G4LG need valve clearance adjustment?
No, the Hyundai G4LG has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the Hyundai G4LG last?
The typical lifespan of the Hyundai G4LG is ~250 000 km with proper maintenance.
What is the fuel consumption of the Hyundai G4LG?
Hyundai i30 2021: city 7.6, highway 5.0, combined 6.0 L/100 km.
What cars was the Hyundai G4LG installed on?
Hyundai i30 3 (PD) since 2020.
What are the common problems of the Hyundai G4LG?
On specialized forums, owners usually praise the motor and note only electrical glitches. Also there you can find a number of complaints about failures of the Start-Stop system. All known problems.
G4lg very little power (((( i30