P0111 Cruise Test

WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.

Before the ECM can report DTC P0111 failed, DTC P0101 must run and pass.
DTC P0112, P0113, P0116, P0117, P0118, P0119, P0125, or P0128 is not set.
The ECT at engine start is less than 110°C (230°F).
The vehicle speed is greater than 29 km/h (18 mph).
The MAF is between 7-67 g/s.
Decel fuel cut-off (DFCO) is not active.
DTC P0111 runs continuously once the above conditions are met for greater than 2 seconds, 51 seconds for LLT.