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User interface for electronic controller and timing sensor

  • US 20010056323A1
  • Filed: 06/14/2001
  • Published: 12/27/2001
  • Est. Priority Date: 11/02/1999
  • Status: Active Grant
First Claim
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1. A spark sensing device for an electronic engine controller of an ignition system, the spark sensing device comprising:

  • a sensor for detecting a spark generating current;

    a high voltage noise filtering circuit associated with the sensor for isolating the spark generating current from electromagnetic interference created by other spark plug wires in the ignition system; and

    an indicator for receiving a signal from the sensor to provide an indication that the spark generation current has been detected.

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