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Home >> Hyundai >> 2021 >> Ioniq Plug-In Hybrid Limited >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Double Clutch Transmission Control System (PHEV) >> Inhibitor Switch >> Repair Procedures >> Removal

Repair Procedures: Removal

WARNING:
  • Be sure to read and follow the "General Safety Information and Caution" before doing any work related with the high voltage system. Failure to follow the safety instructions may result in serious electrical injuries.
NOTE:
  • Use fender covers to avoid damaging painted surfaces.
  • To avoid damage, unplug the wiring connectors carefully while holding the connector portion.
  1. Shut off the High Voltage circuit.

    (Refer to General Information - "HIGH VOLTAGE SHUT-OFF PROCEDURES ")

  2. Remove the engine room under cover.

    (Refer to Engine And Transaxle Assembly - "ENGINE ROOM UNDER COVER ")

  3. Loosen the drain plug, and drain the inverter coolant. Remove the reservoir cap to help drain the coolant faster.

    (Refer to Hybrid Motor System - "COOLANT ")

  4. Remove the HPCU (Hybrid Power Control Unit).

    (Refer to Hybrid Control System - "HYBRID POWER CONTROL UNIT (HPCU) ")

  5. Remove the ECM (Engine Control Module) and TCM (Transmission Control Module).

    (Refer to Engine Control/Fuel System - "ENGINE CONTROL MODULE (ECM) ")

    (Refer to Double Clutch Control System - "DCT CONTROL MODULE (TCM) ")

  6. Remove the HPCU (Hybrid Power Control Unit) tray.

    (Refer to Hybrid Control System - "HYBRID POWER CONTROL UNIT (HPCU) ")

  7. Make sure vehicle does not roll before setting shift lever to "N" position.
  8. Disconnect the inhibitor switch extension connector (A).
  9. Remove the shift cable mounting nut (B).
    G13563369Courtesy of HYUNDAI MOTOR AMERICA
  10. Remove the manual control lever (A) and the washer after removing a nut (B).
    G13563370Courtesy of HYUNDAI MOTOR AMERICA
  11. Remove the inhibitor assembly (A) after removing the bolts (B-2ea).
    G13563371Courtesy of HYUNDAI MOTOR AMERICA
  12. Remove the extension connector (A) from the inhibitor switch
    G13563372Courtesy of HYUNDAI MOTOR AMERICA
    G13563373Courtesy of HYUNDAI MOTOR AMERICA