Conditions for Running the DTC

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

DTC P0010, P0011, P0016, P0068, P0101, P0102, P0103, P0106, P0107, P0108, P0112, P0113, P0116, P0117, P0118, P0120, P0122, P0123, P0128, P0220, P0222, P0223, P0335, P0336, P0606, P0641, P0651, P1516, P2101, P2119, P2120, P2122, P2123, P2125, P2127, P2128, P2135, P2138, P2176, P3401, P3425, P3441, and P3449 are not set.
The engine speed is between 375-5,800 RPM and DTC P0315 is not set.
OR
The engine speed is greater than 1,000 rpm and DTC P0315 is set.
The ignition voltage is between 9-18 volts.
The engine coolant temperature (ECT) is between -7 and +130°C (+19 and +266°F).
If the ECT is less than -7°C (+19°F) at startup this diagnostic will not run until the ECT is more than +21°C (+69°F).
The fuel level is more than 10 percent.
The antilock brake system (ABS) and the traction control system (TCS) are not active or detecting rough road.
The power management is not active.
The ECM is not in fuel shut-off, or decel fuel cut-off mode.
Excessive drive wheel slip is not detected.
The power take-off (PTO) is disabled.
The cylinder deactivation is not in progress.
A manual transmission with a throttle position less than 95 percent.
DTCs P0300-P0308 run continuously when the above conditions are met.