Hyundai Gamma
inline-4 · naturally aspirated · petrol · 2006–present
Also known as: g4fc, g4fd, g4fg, g4fa, 1.6 gdi, 1.6 mpi, 1.4 gamma, gamma ii
The Hyundai Motor Group's small petrol four, in 1.4 and 1.6 litre forms, and the most widely fitted engine across Hyundai and Kia — the i30, Elantra, Accent, Cee'd, Rio, Soul and Sportage have all carried one. Both port-injected (MPI) and direct-injected (GDI) versions exist under the same family name, and the distinction matters more than the badge does.
On the GDI members, intake-valve carbon is the recurring complaint, because there is no port injection washing the valve, and it presents as a rough cold idle and misfire codes on a car with a clean service history. The MPI versions do not do this at all.
The second theme is the timing chain and its tensioner at higher mileage — a rattle on start-up that precedes any code — and, on some markets and build ranges, oil consumption. These engines are also common in markets with variable fuel quality, where knock-related codes are worth reading as fuel before as sensor.
Cars fitted with this engine
27 generations, across 2 makes. From the authored catalogue — an absent car means the catalogue has not reached it, not that the engine was never fitted.
Hyundai
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