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Hyundai Accent: Removal - Engine Control Module (ECM). Repair procedures - Engine Control System - Engine Control/Fuel SystemHyundai Accent: Removal

Hyundai Accent RB (2010-2018) Service Manual / Engine Control/Fuel System / Engine Control System / Engine Control Module (ECM). Repair procedures / Removal

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]
Perform "Key teaching" procedure with GDS. (Refer to Body Electrical System - "Immobilizer system")
1.
Turn ignition switch OFF and disconnect the negative (-) battery cable.
2.
Disconnect the ECM Connector (A).
3.
Remove the battery (Refer to "Charging System" in EM group).
4.
Remove the mounting bolts and nut, and then remove the ECM bracket assembly (A).

Engine Control Module (ECM). Repair procedures
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Installation
When replacing the ECM, the vehicle equipped with the immobilizer must be performed procedure as below. [In the ...

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