Conditions for Setting the DTC
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P0131
- The ECM detects that the HO2S 1 Voltage parameter is less than 50 mV.
- DTC P0131 sets within 100 seconds during the lean test when the above condition is met.
P0132
- The ECM detects that the HO2S 1 parameter is more than 1,050 mV.
- DTC P0132 sets within 15 seconds during the rich test when the above condition is met.
P0137
- The ECM detects that the HO2S 1 voltage parameter is less than 50 mV.
- DTC P0137 sets within 100 seconds during the lean test when the above condition is met.
P0138
- The ECM detects that the HO2S 1 voltage parameter is more than 1,050 mV.
- DTC P0138 sets within 100 seconds during the rich test when the above condition is met.