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Home >> Kia >> 2017 >> Cadenza Technology >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (3 Of 6) >> DTC P0300-00: Random/Multiple Cylinder Misfire Detected >> System Inspection >> Check Timing
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Check Timing

  1. Ignition "ON"
  2. Monitor these signal waveforms from CMPS and CKPS are correctly aligned.
    Fig 1: Scantool Display - Normal Waveforms Of CKPS, CMPS-IN/EX At Engine Idle
    G12284983Courtesy of KIA MOTORS AMERICA, INC.

    Channel A: CKPS & CMPS synchronization - There are about 20 tooth between the CKPS missing tooth and CMPS signal.

    Channel B: CKPS & CMPS synchronization - There are about 20 tooth between the CKPS missing tooth and CMPS signal.

  3. Are the parameters displayed correctly?

    YES 

    • Fault is intermittent caused by poor contact in the sensor's and/or ECM's connector or was repaired and ECM memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "Verification Of REPAIR " procedure.

    NO 

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