#
KOEO/KOER SELF TEST [L8, LF, L3]

id0102a1801200

## KOEO Self Test

1. Perform the necessary vehicle preparation and visual inspection.

2. Connect the WDS or equivalent to the vehicle DLC-2 16-pin connector located in the driver compartment.

3. Retrieve the KOEO DTCs using the WDS or equivalent.

## 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.

1. Perform the necessary vehicle preparation and visual inspection.

2. Connect the WDS or equivalent to the vehicle DLC-2 16-pin connector located in the driver compartment.

3. Idle the engine.

4. Retrieve the KOER DTCs using the WDS or equivalent.