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Home >> Hyundai >> 2017 >> Ioniq Electric >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 32 (HEV Motor Control System Diagnosis) >> DTC P0DFC: Generator Position Sensor Not Learned >> DTC Inspection >> Monitor DTC Status

Monitor DTC Status

WARNING: This page is about a different variant/trim than selected.
  1. Connect GDS to "DATA LINK CONNECTOR (DLC)".
  2. IG key "ON", Engine "OFF".
  3. Select "Diagnostic Trouble Codes (DTC)" with GDS.
  4. Monitor the diagnostic trouble code and present of the trouble code.
  5. Erase the DTC and operate the vehicle within DTC Enable conditions in General information.
    Fig 1: Screen Display - DTC Status Parameter
    G12109124Courtesy of HYUNDAI MOTOR AMERICA
  6. Is the DTC output again?

    YES 

    Information Code Inspection Item
    601
    1. Perform resolver calibration after replacing a known-good Generator (HSG).
    602
    1. Check Engine RPM.

      → Normal Idle RPM: between 500 RPM and 1500 RPM

    2. Perform resolver calibration again if it is normal.
    603
    1. Check the auxiliary battery voltage.
    2. If MCU DTC is output after check, repair the failure and erase the DTC.
    3. Perform resolver calibration again if it is normal.
    604
    1. If MCU DTC is output after check, repair the failure and erase the DTC.
    2. Perform resolver calibration again if it is normal.
    605
    1. Check gear position.

      → It should be at "P" range when performing resolver calibration.

    2. Perform resolver calibration again if it is normal.
    606
    1. Check HCU and TCU DTC.
    2. Perform resolver calibration again if there is no DTC
    607
    1. Check Engine RPM.

      → Normal Idle RPM: between 500 RPM and 1500 RPM

    2. Perform resolver calibration again if it is normal.
    608
    1. Check whether vehicle is started or not.
    2. Check HCU, MCU, BMS and LDC DTC.
    3. Perform resolver calibration again if engine RPM is normal.
    → Normal Idle RPM: between 500 RPM and 1500 RPM
    609
    1. Check HCU, TCU and EMS DTC.
    2. Perform resolver calibration.
    610
    1. Check the SOC of high voltage battery.
    2. Perform resolver calibration again if it should be over 30%.
    611
    1. Perform Engine Clutch Learning Process again.
    622
    1. Perform Engine Clutch Learning Process again.

    NO 

    • Fault is intermittent caused by Poor Contact in HSG Position Sensor* connector or GCU (HPCU)*'s connector or was repaired and GCU (HPCU)* memory was not cleared.

      → Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.

      → Repair or replace as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.

NOTE: HSG Position Sensor*: "HYBRID STARTER & GENERATOR MOTOR_Resolver"
GCU (HPCU)*: "HYBRID POWER CONTROL UNIT_HPCU"
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