Nissan Motor India has rolled out the diesel variant of its small car Nissan Micra, powered with a 1.5 litre diesel engine, in Ahmedabad.Priced between INR0.57m and INR0.62m, the Diesel-powered 'Nissan Micra' will be available in two variants of XV and XV (premium).Buoyed by the success of its hatchback Micra, Nissan Motor India Pvt Ltd (NMIPL) on Friday said it will launch a sedan by the end of