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 .
- Connect the M-MDS (IDS) to the DLC-2.
- Start engine and run it at idle.
- After the vehicle is identified, select the following items from the initialization screen of the IDS.
- Select "Self Test".
- Select "Modules".
- Select "PCM".
- Then, select the "KOER On Demand Self Test" and perform procedures according to directions on the IDS screen.
- Verify the DTC according to the directions on the IDS screen.
- If any DTCs are displayed, perform troubleshooting according to the corresponding DTC inspection.
- After completion of repairs, clear all DTCs stored in the PCM, while referring to "AFTER REPAIR PROCEDURE".