36 problems related to other fuel system have been reported for the 2018 Hyundai Santa Fe. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2018 Hyundai Santa Fe based on all problems reported for the 2018 Santa Fe.
This engine is burning oil. Its mixing oil with gasoline in the cylinders. Its fouling spark plugs and consuming large amounts of oil with absolutely no visible oil leaks. The exhaust is black. Pcv valve is clean. Engine is misfiring due to spark plug fouling. New spark plugs and coils. Multiple dealers have stated this is a known defect with this particular gdi engine but Hyundai refuses to issue a recall.