FixVault
Home
›
Kia
›
2021
›
K5 EX
›
Repair and Diagnosis
›
Engine Performance
›
Engine Control Systems
›
Engine Control System - 1.6L
›
Heated Oxygen Sensor (HO2S)
›
Schematic Diagrams
›
Connector And Terminal Function
Connector And Terminal Function
Courtesy of KIA MOTORS AMERICA, INC.
Pin
Function
Front
Rear
1
NERNST voltage
Sensor signal +
2
Heater +
Sensor ground -
3
Virtual ground
Heater +
4
Resistance
Heater -
5
Heater -
6
Pumping current