Maruti Celerio Diesel Review – Long Term Report The Maruti Celerio ZDI(O), which entered our long-term fleet early last month, has turned out to be the most desirable set of wheels in our parking lot! Yes, while a tall-boy hatchback powered by a 47 hp, 0.8-litre, two-cylinder motor might seem as exciting as a pair of soggy socks, this top-spec Celerio Diesel, blessed with an almost stellar fuel efficiency and compact dimensions, has emerged as the …