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Home >> Mazda >> 2007 >> MX-5 Miata SV >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic [Engine Control System] >> KOEO/KOER Self Test
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KOEO/KOER Self Test

NOTE:
  • Perform a KOER self test while idling.
  1. Connect the M-MDS to DLC-2
    Fig 1: Locating DLC-2 Connector
    G04317682Courtesy of MAZDA MOTORS CORP.
  2. After the vehicle is identified, select the following items from the initial screen of the M-MDS.
    • When using the IDS (laptop PC)
      1. Select the "Toolbox"tab.
      2. Select "Self Test".
      3. Select "Modules".
      4. Select "PCM".
    • When using the PDS (Pocket PC)
      1. Select "Module Tests".
      2. Select "PCM".
      3. Select "Self Test".
  3. Then, select the "KOEO On Demand Self Test" or "KOER On Demand Self Test" and perform procedures according to directions on the M-MDS screen.
  4. Verify the DTC according to the directions on the M-MDS screen.
    • If any DTCs are displayed, perform trouble shooting according to corresponding DTC inspection.
  5. After completion of repairs, clear all DTCs stored in the PCM, while referring to "AFTER REPAIR PROCEDURE ".
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