Conditions for Running the DTC: P0137

WARNING: This page is about a different car, the 2010 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.

DTCs P0036, P0037, P0038, P0116, P0117, P0118, P0119, P0128, P2232 are not set.
The engine is running.
The Ignition 1 Signal parameter is between 10-18 volts.
The modeled exhaust gas temp model is more than 700°C (1,292°F) for at least 90 seconds.
The modeled exhaust gas temp model is less than 800°C (1,472°F).
The time after engine start is less than 5.1 seconds.
The engine coolant is more than 60°C (140°F) after last engine shut-down.
The engine coolant at start is less than 40°C (104°F).
DTC P0137 runs once per drive cycle when the above conditions are met.