Conditions for Running the DTC

WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.

P0131 or P0137

DTCs P0068, P0101, P0102, P0103, P0106, P0107, P0108, P0112, P0113, P0116, P0117, P0118, P0120, P0121, P0122, P0123, P0128, P0201, P0202, P0203, P0204, P0205, P0206, P0207, P0208, P0220, P0222, P0223, P0442, P0443, P0446, P0449, P0455, P0496, P1516, P2101, P2119, P2135, P2176 are not set.
The Ignition voltage is between 10 - 32 V.
The fuel system is operating in Closed Loop.
Device controls are not active.
The fuel level is greater than 10 %.
Ethanol content is less than 87 %.
Decel fuel cut-off is not active.
The DTCs run continuously when the above conditions are met for 5 s.

P0132 or P0138

DTCs P0068, P0101, P0102, P0103, P0106, P0107, P0108, P0112, P0113, P0116, P0117, P0118, P0120, P0121, P0122, P0123, P0128, P0201, P0202, P0203, P0204, P0205, P0206, P0207, P0208, P0220, P0222, P0223, P0442, P0443, P0446, P0449, P0455, P0496, P1516, P2101, P2119, P2135, P2176 are not set.
The Ignition voltage is between 10 - 32 V.
The fuel system is operating in Closed Loop.
Ethanol content is less than 87 %.
Fuel control is not in power enrichment.
The fuel level is greater than 10 %.
The engine run time is greater than 150 s.
The DTCs run continuously when the above conditions are met for 5 s.