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System and method for assessing voltage threshold detecting circuitry within a battery pack

  • US 9,157,967 B2
  • Filed: 02/04/2011
  • Issued: 10/13/2015
  • Est. Priority Date: 02/11/2010
  • Status: Active Grant
First Claim
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1. A method for assessing a voltage threshold detecting circuit for a battery cell of a battery pack supplying power to propel a vehicle, comprising:

  • coupling a first battery cell to a voltage threshold detecting circuit; and

    selectively coupling a second battery cell to said voltage threshold detecting circuit, said second battery cell in a battery cell stack, said battery cell stack including said first battery cell, wherein said second battery cell is coupled to said voltage threshold detecting circuit via an output of a microcontroller, and wherein said second battery cell is coupled to said voltage threshold detecting circuit in response to a diagnostic routine.

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