Conditions For Running DTC

WARNING: This page is about a different car, the 2002 GMC Savana Special, 2002 GMC Savana Camper Special, 2002 GMC Savana, and 2002 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.

The engine is operating on alternative fuel.
No Alternative Fuels ECM, ECT, TP, IAT, MAP, or MAF sensor DTCs are set.
The engine has been operating for more than 10 seconds.
The engine speed is more than 500 RPM.
The battery voltage is more than 10 volts.
The MAP sensor performance DTC P0106 has run at least once this ignition cycle.