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Home >> Mazda >> 2018 >> CX-9 Signature >> Repair and Diagnosis >> Engine Performance >> System >> Symptom Troubleshooting - Engine Control >> Intermittent Concern Troubleshooting >> Inspection Method For Sensors

Inspection Method For Sensors

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  1. Connect the M-MDS to the DLC-2.
  2. Switch the ignition ON (engine off).
    NOTE:
    • If the engine starts and runs, perform the following steps during idle.
  3. Access the PIDs for the switch you are inspecting.
  4. Shake the sensor slightly with your finger.
    • If the PID value is unstable or a malfunction occurs, check for a poor connection or a poorly mounted sensor or both.
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