Hi Rakesh, there is no problem with Tata Indica V2 Xeta for long run ... it is the petrol model and it is also popular ... i thought you are asking about this because generally people go for diesel models of Tata Indica ... but petrol models of Tata Indica are also doing good ... its service stations are easily available in small towns also so no need to worry about the service and maintenance of the car ...
To get the best mileage from your vehicle, we will advise you to get your car serviced on time, regular check for tyre pressure and follow speed limits. Please visit link this link for more such tips- http://www.cardekho.com/advisory-stories/driving/tips-to-ensure-good-fuel-economy.htm
ECU (Engine Control Unit) is a electronic control unit, which control engine operations ensuring optimum running. If the ECU of your car has been damaged, please visit authorized Tata workshop to know the cost of the ECU and to get it replaced.