Conditions for Setting the DTC
WARNING: This page is about a different car, the 2015 Chevrolet Trax and 2015 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.
P0131
The engine control module (ECM) detects that the heated Oxygen Sensor (HO2S) voltage is less than 20 mV for greater than 38 s.
P0132 and P0138
The ECM detects that the heated Oxygen Sensor (HO2S) voltage is greater than 1 050 mV for greater than 10 s.
P0134
- The ECM detects that the heated oxygen sensor (HO2S) 1 parameter is between 400-500 mV for 100 s.
- The throttle position indicated angle parameter changes more than 1%, 3 times.
- DTC P0134 sets within 100 s when the above conditions are met.
P0137
The engine control module (ECM) detects that the heated Oxygen Sensor (HO2S) voltage is less than 20 mV for greater than 43 s.
P0140
- The ECM detects that the heated oxygen sensor (HO2S) 2 parameter is between 425-475 mV.
- The throttle position indicated angle parameter changes more than 1%, 3 times.
- DTC P0140 sets within 100 s when the above conditions are met.