Conditions for Running the DTC

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. 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 15-85 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.