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Home >> Mazda >> 2005 >> MPV ES >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic (Engine Control System AJ] >> After Repair Procedure >> KOEO/KOER self-test
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KOEO/KOER self-test

  1. Perform the necessary vehicle preparation and visual inspection.
  2. Connect the WDS or equivalent to the vehicle DLC-2 16-pin connector located in the driver compartment.
  3. Retrieve the KOEO/KOER DTCs using the WDS or equivalent.