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Home >> Hyundai >> 2021 >> Venue SE >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System >> Engine Control Module (ECM) >> Repair Procedures >> Removal
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Repair Procedures: Removal

NOTE:
  • If you replace the PCM, you must perform oil pressure characteristics back up & input (TCU Replacement).

(Refer to Automatic Transaxle System - "Automatic Transaxle Control System REPAIR PROCEDURES ")
NOTE:
  • When replacing the ECM, the vehicle equipped with immobilizer must be performed the procedure as below.

[In the case of installing used ECM] 

  1. Perform "ECM neutralization mode" procedure with diagnostic tool.

    (Refer to Body Electrical System - "IMMOBILIZER SYSTEM ")

  2. Insert the key and turn it to the IGN ON and OFF position.

Then the ECM key register process is completed automatically.

[In the case of installing new ECM] 

Then the ECM key register process is completed automatically.

  1. Turn ignition switch OFF and disconnect the negative (-) battery cable.
  2. Remove the battery.

    (Refer to Engine Electrical System - "BATTERY ")

  3. Disconnect the ECM connector (A).
    G14694381Courtesy of HYUNDAI MOTOR AMERICA
  4. Remove the bracket installation bolts & nut (A), and then remove the ECM (B).

    ECM Installation bolt & nut: 

    9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

    G14694382Courtesy of HYUNDAI MOTOR AMERICA
  5. Remove the installation nuts (A), and then remove the ECM (B) from the bracket.

ECM Bracket installation bolt: 

9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

G14694383Courtesy of HYUNDAI MOTOR AMERICA