Patent ID: 6832141
Filing Date: 2004-12-14
Classification: G07C

Abstract:
An onboard diagnostic memory module for an onboard diagnostic port of a vehicle comprising:a connection to an onboard diagnostic port output of a vehicle; a memory for receiving and emitting recorded data from the connection to the onboard diagnostic port output of the vehicle; apparatus for time stamping the recorded data in the memory for receiving and emitting recorded data; a microprocessor responsive to operational firmware for manipulating data to and from the memory through the connection to the onboard diagnostic port output of the vehicle; memory operationally connected to the microprocessor for receiving the operational firmware; the operational firmware including: data receiving and recording parameters for the memory during the connection to the onboard diagnostic port output of the vehicle; and, discharge parameters for discharging the recorded data responsive to intelligent interrogation of a computer having a connection to the onboard diagnostic memory module; and, resetting parameters for a malfunction indicator light.