KOEO/KOER SELF TEST [MTX, LF ATX (FS5A-EL)]

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KOEO Self Test

1. Connect the M-MDS to the DLC‐2.

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2. After the vehicle is identified, select the following items from the initial screen of the M-MDS.

• When using the IDS (laptop PC)

1. Select the “Toolbox” tab.

2. Select “Self Test”.

3. Select “Modules”.

4. Select “PCM”.

• When using the PDS (Pocket PC)

1. Select “Module Tests”.

2. Select “PCM”.

3. Select “Self Test”.

3. Then, select the “KOEO On Demand Self_Test” and perform procedures according to directions on the M-MDS screen.

4. Verify the DTC according to the directions on the M-MDS screen.

• If any DTCs are displayed, perform troubleshooting according to the corresponding DTC inspection.

5. After completion of repairs, clear all DTCs stored in the PCM, while referring to “AFTER REPAIR PROCEDURE“.

KOER Self Test

Note

• For vehicles with the variable valve timing control, execute a KOER self test after the variable valve timing learning is finished.

― A KOER self test cannot be executed if the variable timing valve learning in not finished.

― The variable valve timing learning is cleared if the PCM backup power supply is interrupted (including battery removal), or after reprogramming.

― To perform variable valve timing learning, the engine speed needs to be increased momentarily to approx. 2,000 rpm.