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Configurable electronic brake shift interlock override

  • US 9,580,045 B2
  • Filed: 01/18/2010
  • Issued: 02/28/2017
  • Est. Priority Date: 01/18/2010
  • Status: Active Grant
First Claim
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1. A method for electronically controlling a shifter lockout function of a vehicle while parked, wherein the vehicle includes a brake pedal and a transmission having a park position and a plurality of out-of-park positions, and an ignition switch for receiving an ignition key, the method comprising the steps of:

  • detecting the beginning of a parked state of the vehicle with the transmission in the park position;

    inhibiting selection of an out-of-park position;

    establishing a driver action window in response to detection of the parked state and the ignition key removed from the ignition switch;

    detecting whether the brake pedal is activated during the driver action window;

    if an activation of the brake pedal is detected during the driver action window, then enabling selection of an out-of-park position while activation of the brake pedal continues; and

    if an end of the driver action window is detected, then continuing inhibiting shifter movement from the park position during the remainder of the parked state.

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