Service Interval Overview (FFV / LPG / CNG) 3 Oil Service FFV (6,25k ml) Main Service FFV/LPG/CNG 3 1 Year2 (12,5k ml) Main Service FFV/LPG/CNG 2 Year2 (18k ml) X X X X X X X X X X X X X X X X X X X X X X X X 1 The Interim Service and the Annual Inspection has been introduced in between the scheduled Main Service. 2 1 Year: Service every year.