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Drive force control method for four-wheel drive vehicle

  • US 20050217921A1
  • Filed: 03/30/2005
  • Published: 10/06/2005
  • Est. Priority Date: 03/31/2004
  • Status: Active Grant
First Claim
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1. A drive force control method for a four-wheel drive vehicle including a torque distributing mechanism capable of changing a drive force distribution ratio between front and rear wheels and a drive force distribution ratio between right and left front wheels or between right and left rear wheels, said drive force control method comprising the steps of:

  • detecting a lateral G to output a lateral G signal;

    increasing the drive force distribution ratio of said rear wheels to said front wheels according to an increase in absolute value of said lateral G signal; and

    increasing the drive force distribution ratio of a turning outer wheel as one of said right and left front wheels or one of said right and left rear wheels to a turning inner wheel as the other according to an increase in absolute value of said lateral G signal.

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