DTC Parameters

WARNING: This page is about a different car, the 2002 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

During a once per key-up close throttle test or during a throttle body relearn procedure.
Engine speed is less than 40 RPM.
Vehicle speed is zero MPH.
ECT is 41-212°F (5-100°C).
IAT is greater than 41°F (5°C).
Accelerator pedal angle is less than 15 percent.
Main relay voltage is greater than 10 volts.

DTC sets if the ECM has determined that its internal TP sensor 1 amplification stage for low throttle input is not functioning correctly.