J.D. Power has released its 2011 India Initial Quality StudySM (IQS) which states that initial quality problems in new vehicles have decreased by 16% in 2011, as compared to last year. Close to 33% problems which are reported are either engine or transmission. The initial tenure is defined as the first two to six months of ownership, factoring in more than 200 problem symptoms covering eight vehicle categories. These categories, listed in order of frequency of reported problems, include engine and transmission; vehicle exterior; driving experience; features, controls and displays; HVAC; vehicle interior; seats; and audio, entertainment and navigation. All problems are summarized as the number of problems per 100 vehicles (PP100). Lower PP100 scores indicate a lower rate of problem incidence and higher initial quality.
Two models from Maruti Suzuki and Toyota rank the highest in their segments. The Maruti Suzuki Swift Dzire ranked the highest in the entry midsize segment for a two years in a row, while the Estilo got the highest ranking in the compact segment. The Toyota Innova ranks highest in the MUV/MPV segment for the 5th year in a row while the Corolla Altis ranks highest in the premium midsize segment. The Ford Endeavor received top honours in the SUV segment, while the Honda City ranked the highest in the midsize car segment for the ninth consecutive year. Volkswagen Polo owners were the most satisfied lot in the premium compact car.