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Home >> Hyundai >> 2017 >> Tucson Value, FWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 1.6L >> Engine Control Module (ECM) >> Repair Procedures >> Removal
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Repair Procedures: Removal

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 "Neutral mode" procedure with GDS. (Refer to - "Neutralizing Of ECM ").

    (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]
  • Insert the key and turn it to the IGN ON and OFF position.

Then the ECM key register process is completed automatically.
  1. Turn ignition switch OFF and disconnect the negative (-) battery cable.
  2. Remove the air cleaner assembly.

    (Refer to Engine Mechanical System - "AIR CLEANER ")

  3. Disconnect the ECM Connectors (A).
    Fig 1: Locating ECM Connectors
    G12039346Courtesy of HYUNDAI MOTOR AMERICA
  4. Remove the mounting bolt (A) and nuts (B), and then remove the ECM (C).
    Fig 2: Locating ECM, Mounting Bolt And Nuts
    G12039347Courtesy of HYUNDAI MOTOR AMERICA
  5. Remove the ECM (B) after removing 4 nuts (A) from the bracket.
Fig 3: Locating ECM And Nuts
G12039348Courtesy of HYUNDAI MOTOR AMERICA
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