yes it did, and idk, if it was after atf changed or one day before i got car tuned, got new plugs, and refilled tank from different petrol station on the same day. so dont know. sarey kam ek he din kia is lia pata nahi keya reason thi lol. Even after that i did add additive for injector cleaner inside the fuel tank. got scanned. re done tuning. everything checked. found everything ok. And i m still restoring the fuel mileage. its improving like 15 to 20 kms with every refill. And economy was that bad i started getting 3kmpl.