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Diagnostic Assist Code "03/04/05" DTC Inspection

  1. Verify the module to be inspected for DTCs referring to the chart, then input the diagnostic assist code according to the diagnostic assist code input procedure. (See DIAGNOSTIC ASSIST CODE INPUT PROCEDURE .)
    NOTE:
    • The combination of DTC and diagnostic assist code can be verified in the DTC table. (See DTC TABLE (CONNECTIVITY MASTER UNIT) )
    • Detection of DTCs is limited if the ignition is in the ACC position.

    x: Applicable-: Not applicable

    Diagnostic Assist Code Modules Which Can Be Verified For DTC
    Connectivity Master Unit (Control Module Unit) Tuner And Amp Unit (TAU)
    03 (1) x x
    04 x -
    05 - x
    (1) List of DTCs which can detect diagnostic assist codes "04" and "05" is displayed.
  2. If a DTC is displayed, repair the malfunctioning location according to the applicable DTC troubleshooting. (See DTC TABLE (CONNECTIVITY MASTER UNIT) .)
  3. Cancel the diagnostic assist function according to the ending procedure. (See ENDING PROCEDURE .)