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.

Engine is running for more than 0.6 second.
Engine speed is more than 300 RPM.
150 or more revolutions have passed.
Main relay voltage is more than 10.5 volts.
No TP sensor DTCs are set.

DTC sets when MAF sensor signal voltage is more than 4.88 volts (more than 263.88 g/s) or if MAF sensor signal voltage is more than calculated value for the given engine speed and load for more than 2 seconds.