Guys , please help , my fiat palio 1.3 multijet starts at once in the morning but dies soon after it starts ,I have give it some petrol smell in the air intake hose pipe to get it start after starting it starts and runs fine for the whole day. I've spend a huge amount of indicators and pump but the are unable to solve this problem..it all started after I have added 40ml diesel additive in my fuel tank from that day it is hard to start guys please help .