REPLACEMENT
caution

After replacing an ECM, MUST input the vehicle mileage and the injector data (7 digit) of each cylinder into a new ECM.

1.

Turn ignition switch OFF.

2.

Remove the battery negative (-) cable from the battery.

3.

Remove the battery and disconnect the ECM connector (A) in the engine room.

4.

Remove the ECM (B) after unscrewing the four mounting bolts.

5.

Install a new ECM in to the reverse order of step 1~4.

ECM mounting bolts : 7.8 ~ 11.8 N·m (0.8 ~ 1.2 kgf·m, 5.8 ~ 8.7lbf·ft)

6.

Connect a scan tool to Data Link Connector (DLC) and turn ignition switch on.

7.

Proceed "ECM CHANGE" procedure.

(1)

Select "ENGINE CONTROL". (For example, OPTIMA)

(2)

Select "MANUAL SELECTION MODE".

(3)

Select "D 2.0L VGT DIESEL".

(4)

Select "COMPONET CHANGE ROUTINE"

(5)

Select "ECU CHANGE".

(6)

Press "ENTER" key.

(7)

Input the vehicle mileage and press "ENTER" key.

(8)

Wait 10 seconds with IG ON.

(9)

Turn ignition switch off.

8.

Turn ignition switch on.

9.

Proceed "INJECTOR CORRECTION" procedure.

(1)

Select "ENGINE CONTROL".

(2)

Select "MANUAL SELECTION MODE".

(3)

Select "D 2.0L VGT DIESEL".

(4)

Select "INJECTOR CORRECTION".

(5)

Press "ENTER" key.

(6)

Input the injector data (7 digit) written on the top of each injector with function keys ([F1] ~ [F6]) and number keys.

note

When "WRITING FAIL" is displayed on the scan tool, input injector data (7 digits) of each cylinder into a new ECM again as prior procedure.

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