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Home >> Subaru >> 2005 >> Baja Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Engine (Diagnostics) (H4SO) >> OBD-II General Scan Tool >> Operation >> How To Use OBD-II General Scan Tool
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How To Use OBD-II General Scan Tool

  1. Prepare a general scan tool (OBD-II general scan tool) required by SAE J1978.
  2. Open the cover and connect the OBD-II general scan tool to the data link connector (A) located in the lower portion of the instrument panel (on the driver's side).
    Fig 1: Identifying Data Link Connector
    G03748845Courtesy of SUBARU OF AMERICA, INC.
  3. Using the OBD-II general scan tool, call up diagnostic trouble code(s) and freeze frame data.

    OBD-II general scan tool functions consist of:

    1. MODE $01: Current powertrain diagnostic data
    2. MODE $02: Powertrain freeze frame data
    3. MODE $03: Emission-related powertrain diagnostic trouble codes
    4. MODE $04: Clear/Reset emission-related diagnostic information

    Read out data according to repair procedures. (For detailed operation procedures, refer to the OBD-II General Scan Tool Operation Manual.)

    NOTE: For details concerning diagnostic trouble codes, refer to the LIST OF DIAGNOSTIC TROUBLE CODE (DTC) . < Ref. to , LIST OF DIAGNOSTIC TROUBLE CODE (DTC) . >