Conditions for Running the DTC

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

DTCs P0068, P0069, P0097, P0098, P0101, P0102, P0103, P0106, P0107, P0108, P0117, P0118, P0120, P0121, P0125, P0128, P0201, P0202, P0203, P0204, P0220, P0442, P0443, P0446, P0449, P0452, P0453, P0461, P0496, P1516, P1681, P2101, P2135, P2176 are not set.
The Engine Coolant Temperature (ECT) Sensor parameter is more than 70°C (158°F).
The Ignition 1 Signal parameter is between 11-18 volts.
The catalyst diagnostic test is not active.
Traction control is not active.
The engine run time is more than 200 seconds.
DTC P0134 runs continuously when the above conditions are met.