EGR System Repair Verification Drive Mode

2006 Mazda 6 i, 4D Sedan, AutomaticSECTION EGR System Repair Verification Drive Mode
  1. Perform "PCM Adaptive Memory Production Drive Mode" first.
  2. Verify all accessory loads (A/C, headlights, blower fan, rear window defroster) are off.
  3. Drive the vehicle as shown in the graph.
  4. Stop the vehicle and access ON BOARD SYSTEM READINESS menu of GENERIC OBD-II FUNCTION to verify the OBD monitoring status.
    • If completed, the OBD monitoring status items change from non-completed to completed.
    • If not completed, turn the ignition switch off then repeat from Step Β 3.
  5. Access DIAGNOSTIC MONITORING TEST RESULTS menu of GENERIC OBD-II FUNCTIONS to verify the monitor results.
    • If detected values are not within specification, repair has not been completed.
  6. Verify no DTCs are available.
    Fig 1: Vehicle Speed Graph
    G04323992Courtesy of MAZDA MOTORS CORP.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.