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Torque converter clutch virtual adapt learn method and system

  • US 20080032859A1
  • Filed: 08/01/2006
  • Published: 02/07/2008
  • Est. Priority Date: 08/01/2006
  • Status: Active Grant
First Claim
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1. A method of adapting a pressurized fluid supply to a torque converter clutch, comprising:

  • learning a first pressure point related to an average of ramp pressure and an average of engine torque over a first time period;

    learning a second pressure point related to a second average of ramp pressure and a second average of engine torque over a second time period;

    determining a plurality of adapt values based on at least one of an extrapolation and an interpolation between the first pressure point and the second pressure point; and

    adapting the pressurized fluid to the torque converter clutch based on the plurality of adapt values.

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