Sentences with phrase «optimise emissions performance»
It was discovered [25] that vehicle manufacturers would optimise emissions performance only for the test cycle, whilst emissions from typical driving conditions proved to be much higher than when tested.
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Infiniti calls it «a revolutionary next - step in optimising the efficiency of the internal combustion engine» — though it's also illustrative of the lengths manufacturers are now going to in an effort to extend the abilities of such engines, in light of tougher emissions regulations and customer performance demands.
Some manufacturers were also found to use so - called defeat devices where the engine control system would recognise that the vehicle was being tested, and would automatically switch to a mode optimised for emissions performance.
Toyota Optimal Drive showcases a combination of wide - ranging advanced technologies and internal improvement programmes designed to optimise the balance of performance and driving enjoyment with fuel economy and low emissions.
New for the Edge is a revised bi-turbo diesel engine - the 2.0 - liter unit called EcoBlue now puts out 238 PS (versus the previous 210 PS) and «delivers the power, torque and driving performance of a larger capacity engine alongside the optimised fuel - efficiency and low CO2 emissions synonymous with a smaller engine capacity.»
In practice, the engine introduces small amounts of fuel (pilot injections) to optimise noise and emissions and, with the main injection, manages the injected quantity of fuel necessary to provide the performance required by the driver, ensuring particularly smooth engine operation in all situations.