Conditions for Running the DTC

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

DTCs P0101, P0102, P0103, P0106, P0107, P0108, P0116, P0117, P0118, P0120, P0121, P0122, P0123, P0128, P0220, P0222, P0223, P0315, P0335, P0336, P0340, P0341, P0608, P2135, or P2176 is not set.
The engine speed is between 525-6,000 RPM.
The ignition voltage is between 9-18 volts.
The engine coolant temperature (ECT) is between -7 and +129°C (+19 and +264°F).
If the ECT is less than -7°C (+19°F) at engine start-up, the diagnostic will be disabled until the ECT is more than 21°C (69°F).
The fuel level is more than 10 percent.
The ABS and the traction control system (TCS) are not active.
The transmission is not changing gears.
The ECM is not in fuel shut-off or decel fuel cut-off mode.
The ECM is not receiving a rough road signal.
The power management is not active.
Excessive drive wheel slip is not detected.
DTCs P0300, and P0301-P0308 run continuously when the above conditions are met.
DTC P0315 is set and the engine speed is less than 1,000 RPM or DTC P0315 is not set and the engine speed is between 650-6,000 RPM.