Kia Cadenza YG: Engine Control System / Rail Pressure Sensor (RPS) Troubleshooting

Other information:

Kia Cadenza YG 2016-2021 Service Manual: Photo Sensor Repair procedures

Inspection 1. Ignition "ON" 2. Using the scan tool. 3. Emit intensive light toward photo sensor using a lamp, and check the output voltage change. 4. The voltage will rise with higher intensive light and reduce with lower intensive light.

Kia Cadenza YG 2016-2021 Service Manual: Auto defoging actuator Repair procedures

Inspection 1. Ignition "OFF”. 2. Disconnect the connector of auto defog control actuator. 3. Verify that the auto defog control actuator operates to the defrost ON mode when connecting 12V to the terminal 3 and grounding terminal 7. 4.