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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.

The column labeled Data List indicates where a parameter is located on the scan tool. Review the scan tool operating manual for the exact locations of the data lists. The following is a description of each term listed.

  1. All

    The parameter is in all of the data lists indicated below.

  2. Eng 1

    Engine Data 1 list.

  3. Eng 2

    Engine Data 2 list.

  4. EE

    Enhanced EVAP Data

  5. FT

    Fuel Trim Data List

  6. HO2S

    Heated Oxygen Sensor (HO2S) Data List

  7. MF

    Misfire Data List
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