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Home >> Kia >> 2017 >> Cadenza Technology >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (6 Of 6) >> DTC U04B1-00: Invalid Data Received From Battery Monitor Module >> Component Inspection

Component Inspection

  1. Ignition "OFF", connect KDS/GDS to Data Link Connector (DLC).
  2. Ignition "ON". & engine "ON".
  3. Check the "Current Data" about related DTC with KDS/GDS.
    Fig 1: Scantool Display - Battery Voltage (AMS) Current Data At Ignition ON
    G12284111Courtesy of KIA MOTORS AMERICA, INC.
    Fig 2: Scantool Display - Battery Voltage (AMS) Current Data At Ignition ON, Engine ON
    G12284112Courtesy of KIA MOTORS AMERICA, INC.
  4. Is measured value within specification?

    YES 

    NO 

    • Carefully re-do this troubleshooting guide steps.
    • If no problems were found with the circuits or connectors, replace the Battery Sensor and go to "VERIFICATION OF REPAIR " procedure.
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