Conditions for Running the DTC

WARNING: This page is about a different car, the 2011 GMC Yukon, 2011 Chevrolet Tahoe, and 2011 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.

DTCs P0106, P0107, P0108, P0116, P0117, P0118, P0120, P0121, P0122, P0123, P0220, P0222, P0223, P0442, P0443, P0446, P0449, P0451, P0452, P0453, P0454, P0464, P0608, P0609, P0641, P0651, P1516, P2101, P2119, P2120, P2122, P2123, P2125, P2127, P2128, P2135, P2138 are not set.
The ignition voltage is between 11-18 volts.
The barometric pressure (BARO) is more than 74 kPa.
The fuel level is between 10-90 percent.
The engine coolant temperature (ECT) is less than 35°C (95°F).
The intake air temperature (IAT) is between 4-30°C (39-86°F).
DTC P0496 runs once per cold start when the above conditions are met.