Conditions for Running the DTC

WARNING: This page is about a different variant/trim than selected.

DTCs P0117, P0118, P0125, and P0128 are not set.
The engine is operating for more than 1 second.
The HO2S heater is at operating temperature for more than 10 seconds.
The ignition 1 voltage is more than 10.5 volts.
The engine coolant temperature (ECT) is less than 40°C (104°F) at start-up and the ECT was more than 60°C (140°F) when the ignition was turned OFF last ignition cycle.
The calculated exhaust temperature is between 250-800°C (482-1,472°F).
DTC P0137 runs continuously once the above conditions are met for more than 90 seconds.