Two step smart key start system

  • US 10,077,021 B2
  • Filed: 09/25/2013
  • Issued: 09/18/2018
  • Est. Priority Date: 08/17/2009
  • Status: Active Grant
First Claim
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1. A smart key system for a vehicle comprising a coded key fob able to be detected and authenticated within a passenger compartment and authenticated by a smart key system controller and enabling an ignition switch to start the engine, the vehicle comprising an engine, a transmission, a brake pedal and a transmission operating lever, a transmission operating lever lock actuator and a lever lock preventing shifting until the brake pedal is depressed, wherein the smart key controller again detects and authenticates the presence of the coded key fob in the passenger compartment at the time the brake pedal is depressed prior to activation of the transmission operating lever lock actuator and release of the lever lock and allowing shifting into gear.

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