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201508 Jun



On the eve of World Environment Day, car market leader Maruti Suzuki India (MSIL) said it would continue its work on bringing down vehicle emissions as a means to promote clean air and delight customers.


Outlining its commitment towards bringing environment friendly products, Kenichi Ayukawa, Managing Director & CEO, said, Maruti Suzuki has always been known for class leading fuel efficiency. In the last few years, the Company has worked systematically towards reducing vehicle emissions and achieved new benchmarks. The recent new models, product upgrades and even minor changes have been substantially more fuel efficient than the outgoing ones. With Auto Gear Shift technology the Company is able to offer the convenience of an automatic without the need to emit more.”


With focussed efforts, Maruti Suzuki has been successful in bringing down the weighted average of CO2 emission by over 11.6 per cent in last five years. This has been possible through fuel efficiency improvements, reduction of exhaust emissions and development of alternate fuel products during this period. 


As a focused initiative, Maruti Suzuki engineers worked towards improving fuel efficiency and bringing down emissions per car in 2014-15. The three most fuel efficient cars in India are all from Maruti Suzuki: Celerio, DZire and Ciaz.


Fuel efficiency improvement chart




Some of the innovations include:

a)     Introducing changes in engine hardware to improve thermal efficiency and engine calibration.  

b)    Optimizing transmission gear ratios for better drive and fuel efficiency.

c)     Improved aerodynamic styling and weight reduction initiatives

d)    Making compact combustion chamber

e)     Enhancing compression ratio on gasoline engine

f)      Adopting advanced thermal management system along with low friction engine oil and modified fuel injection system that assist faster warm up to improve engine efficiency of diesel engine.

g)     Introducing new generation alternator management to optimize the charging of battery through alternator and hence contribute to better fuel efficiency.



Efforts in Alternate Fuel Technology:


Promoting clean fuel, Maruti Suzuki, was the first Company to introduce factory-fitted CNG cars in India in 2006.  It currently offers six dual fuel (CNG+Petrol) models namely Alto, Alto K-10, Celerio, Wagon R, Eeco and Ertiga. The CNG variants of Alto K-10 and Celerio were launched in 2014-15.Powered by the acclaimed Intelligent Gas Port Injection (i-GPi) technology, MSIL’s CNG vehicles deliver the advantage of best in class fuel efficiency, besides safety, reliability and performance.



Fuel Efficiency in CNG mode


30.46 km/kg

Alto K-10

32.26 km/kg


31.79 km/kg

Wagon R

26.6  km/kg


21.8  km/kg


20.80 km/kg













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