Conditions for Running the DTC

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

DTC P0030, P0050, P0097, P0098, P0107, P0108, P0117, P0118, P0135, P0155, P0335, P0336, P0401, P0404, P0406, P0641, P0651, P1128, P1129, P2238, P2239, P2241, P2242, P2243, P2245, P2247, P2249, P2252, P2253, P2255, P2256, P2413, P2414, P2415, P2630, and P2631 are not set.
Battery voltage is at least 10.5 volts.
The engine is running.
The EGR is operating between 2-98 percent duty cycle.
DTC P0403 runs continuously once the above conditions have been met.