Kia Cadenza YG: Engine Control System / Heated Oxygen Sensor (HO2S) Troubleshooting

Other information:

Kia Cadenza YG 2016-2021 Service Manual: Special Service Tools

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Kia Cadenza YG 2016-2021 Service Manual: Blower Unit Repair procedures

Replacement 1. Disconnect the negative (-) battery terminal. 2. Remove the heater and blower unit.(Refer to HA group – heater unit). 3. Remove the blower unit (A) from the heater unit after loosening a mounting bolt and 3 screws.     Make sure that there is no air leaking out of the blower and duct joints.