Conditions for Running the DTC

WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

Before the ECM can report DTC P0016, P0017, P0018 or P0019 failed, DTCs P0010, P0011, P0013, P0014, P0020, P0021, P0023, P0024, P0335, P0336, P0338, P0341, P0342, P0343, P0346, P0347, P348, P0366, P0367, P0368, P0391, P0392, P0393, P2088, P2089, P2090, P2091, P2092, P2093, P2094 and P2095 must run and pass.
The engine is operating for more than 5 seconds.
The engine coolant temperature is between 0-92°C (32-198°F).
The calculated engine oil temperature is less than 120°C (248°F).
DTC P0016, P0017, P0018 and P0019 run continuously once the above conditions are met for approximately 10 minutes.