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Home >> Mazda >> 2002 >> Tribute LX, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 319 (Engine Controls - Trouble Shooting - With & Without Codes) >> On-Board Diagnostic Tests - NGS Tester >> Key ON Engine OFF Self-Test Procedure

Key ON Engine OFF Self-Test Procedure

WARNING: This page is about a different car, the 2003 Mazda Tribute. However, it is still accessible from the selected car via links, so may be relevant.
  1. Perform the "New Generation Star (NGS) Tester Hook-Up Procedure."
  2. Move the cursor to KOEO ON-DEMAND SELF-TEST  . Press the trigger key to enter this selection.
    Fig 1: NGS Tester Display - KOEO On-Demand Self-Test
    G01898243Courtesy of FORD MOTOR CO.
  3. Follow operating instruction from the menu.
  4. Note any KOEO DTCs. Press CANCEL.  Perform KOER Self-Test.
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