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Home >> Genesis >> 2020 >> G90 5.0 Ultimate, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 5.0L >> Engine Control Module (ECM) >> Repair Procedures >> Removal
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Repair Procedures: Removal

CAUTION:
  • When replacing the ECM, the vehicle equipped with the immobilizer must be performed procedure as below.

[In the case of installing used ECM] 

  1. Perform "ECM Neutral mode" procedure with GDS. (Refer to Body Electrical System - "Immobilizer System")
  2. After finishing "ECM Neutral mode", perform "Key teaching" procedure with GDS. (Refer to Body Electrical System - "Immobilizer System")

[In the case of installing new ECM] 

CAUTION:
  • When replacing the ECM, the vehicle equipped with the smart key system (Button start) must be performed procedure as below.

[In the case of installing used ECM] 

  1. Perform "ECM Neutral mode" procedure with GDS. (Refer to "SMART KEY ")
  2. After finishing "ECM Neutral mode", insert the key (or press the start button) and turn it to the IGN ON and OFF position. Then the ECM learns the smart key information automatically.

[In the case of installing new ECM] 

  1. Turn ignition switch OFF and disconnect the negative (-) battery cable.
  2. Remove the ECM & TCM cover (A).
    G13551302Courtesy of HYUNDAI MOTOR AMERICA
  3. Disconnect the ECM connector (A), and then disconnect the TCM connector (B).
    G13551303Courtesy of HYUNDAI MOTOR AMERICA
  4. Remove the ECM & TCM bracket installation bolts (A) and nut (B).
    G13551304Courtesy of HYUNDAI MOTOR AMERICA
  5. After removing the installation nuts (A), remove the TCM (B) from the bracket.
    G13551305Courtesy of HYUNDAI MOTOR AMERICA
  6. After removing the installation nuts (A), remove the ECM (B) from the bracket.
G13551306Courtesy of HYUNDAI MOTOR AMERICA