Scan Tool Data List Definitions
CAUTION:
When battery is disconnected, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION before disconnecting battery.
- Engine Data 1
Contains general information regarding fuel delivery, Intake Air Control (IAC) position, Heated Oxygen Sensor (HO2S) 1, HO2S 2, and other basic engine operating conditions. - Engine Data 2
Contains general information regarding Engine Coolant Temperature (ECT), Intake Air Temperature (IAT), Mass Air Flow (MAF), Manifold Absolute Pressure (MAP), and other operating conditions. - Exhaust Gas Recirculation (EGR) Data
Contains information specific to the EGR system. This list displays parameters required to verify proper EGR system operation. - Evaporative Emission (EVAP) Data
Contains information specific the Evaporative Emissions (EVAP) control system. Also displays parameters required to verify proper EVAP system operation. - Fuel Trim Data
Contains information specific to the Fuel Trim Operation. Also displays parameters required to verify proper Fuel Trim operation. - Misfire Data
Contains information specific to the misfire diagnostics and parameters required to verify proper operation with regard to misfire. - Output Drive Data
Contains information specific to output driver circuits. This data monitors circuit status, and circuit history.