After 1.5 years the problem is still there,...again changed the battery,got sulf checked, there was some problem in it,after sorting that out the rotation increased it was starting in half sulf in morning,but the hot starting problem was still there,So changed the mechanic,upon the request of new mechanic got its nozzels changed which increased the power and reduced the smoke which was coming from the exhaust,but the hot starting problem is still there,if i tried to start it after driving 12-15kms it acts like if the battery is dead,the sulf dont rotate...but after 45 mins it starts on half sulf....one more thing a car should start without heater after driving for 4-5kms but it wont,heater is needed to start it.glow plugs are also fine got them checked...i am fedup of this car,no mechanic is able to detact the problem.....experts kindy help....