AIR Passive Test Enable

WARNING: This page is about a different car, the 1997 GMC Savana, 1997 Chevrolet Chevy Van, and 1997 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.

No ECT sensor DTCs are set.
No IAC DTCs are set.
No HO2S DTCs are set.
No misfire DTCs are set.
No MAP sensor DTCs are set.
No fuel trim DTCs are set.
No EVAP DTCs are set.
No TP sensor DTCs are set.
No IAT DTCs are set.
No MAF DTCs are set.
System voltage greater than 10 volts for a period greater than 3 seconds.
IAT greater than 0°C.
Engine run time greater than 3 seconds.