For this, we would suggest you walk into the nearest authorized service centre as they will be the better person to assist you. You can click on the following link to see the details of the nearest service centre and selecting your city accordingly - Service centre
Honda Jazz 2018 can be had with two engines: a 1.2-litre petrol (90PS/110Nm) and a 1.5-litre diesel (100PS/200Nm) motor. The petrol-manual version returns an ARAI-certified fuel efficiency of 18.2kmpl, whereas the diesel-manual version returns 27.3kmpl. The Jazz with the petrol-CVT combo has a fuel efficiency of 19kmpl.