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Method for starting an internal combustion engine

  • US 8,600,649 B2
  • Filed: 06/26/2008
  • Issued: 12/03/2013
  • Est. Priority Date: 07/09/2007
  • Status: Expired due to Fees
First Claim
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1. A method for starting an internal combustion engine;

  • the method comprising adjusting, during the start operation of the engine of a vehicle, the quantity of injected fuel as a function of the estimated volatility (RVP) of the fuel based on a comparison between an engine speed gradient measured during a preceding start operation and an engine speed reference gradient corresponding with a predefined fuel; and

    applying a correction to the reference gradient;

    the correction being a function of the evolution (Δ

    CMF) of the engine friction torque.

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