×

Engine Control with Valve Operation Monitoring Using Camshaft Position Sensing

  • US 20110144883A1
  • Filed: 09/08/2010
  • Published: 06/16/2011
  • Est. Priority Date: 09/08/2010
  • Status: Active Grant
First Claim
Patent Images

1. A method for controlling an internal combustion engine operable in a reduced displacement mode, the method comprising:

  • detecting operation of at least one gas exchange valve inconsistent with an activation state of an associated cylinder during reduced displacement mode operation in response to detected camshaft position relative to a reference camshaft position.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×