TOPICS / Worldwide Harmonized Light Vehicles Test Procedure (WLTP)

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The WLTP: How a new test procedure for cars will affect fuel consumption values in the EU
Identifies and quantifies impacts on type-approval values of the EU's anticipated transition from the NEDC to the WLTP. Notably, the effects of the new driving cycle and the new definition of vehicle test masses result in a...
Working paper
World-Harmonized Light-Duty Vehicles Test Procedure
On November 14, the formal text for the WLTP was adopted. If confirmed by the World Forum for Harmonization of Vehicles Regulations, the WLTP will be ready for implementation by individual countries.
Policy update
Influence of rolling resistance on CO2
Quantifies the expected effect of tire classification on CO2 as input for a discussion on tire selection in the informal subgroup on the development of the WLTP test procedure.
Working paper
 

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