Conditions For Running DTC

WARNING: This page is about a different car, the 2002 Pontiac Sunfire and 2002 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.

DTCs P0105, P0107, P0108, P0112, P0113, P0117, P0118, P0122, P0123, P0171, P0201, P0202, P0203, P0204, P0300, P0301, P0302, P0303, P0304, P0335, P0440, P0442, P0446, P0506, P0507, P0601, P0602, or P1441 are not set.
The fuel level is greater than 10 percent.
ECT is greater than 158°F (70°C).
The engine speed is 1600-2450 RPM.
The engine is operating in Closed Loop.
TP angle is 9-18 percent.
EVAP control system is commanded open for more than 36 percent.
The purge learned memory is more than about 0.78.
The diagnostic completes when 30 seconds of accumulated time has been spent in the above conditions.