If the output signal is higher than the threshold values under enable conditions, the PCM sets DTC P0130.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Sensor Current check. | 1. Poor connection 2. Damaged or corroded terminals 3. HO2S(S1) |
Enable Conditions |
•
Exhaust Gas temperature less than 800 ℃(1472 °F).
•
Target Lambda greater than 0.95 and less than 1.05.
•
Heating ratio greater than 20 % and less than 80 %. | |
Threshold Value |
•
Sensor Current Change calculated form Sensor Output Voltage greater than 190 ㎂. | |
Diagnostic Time |
•
Continuous. | |
Mil On Condition |
•
2 driving cycles. |
※ S1 : upstream oxygen sensor / S2 : downstream oxygen sensor
