Condition 3

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 that DTC P0130 or P0150 failed, DTCs P0030, P0031, P0032, P0050, P0051, P0052, P0133, P0135, P0153, and P0155 must run and pass.
DTC P0030, P0031, P0032, P0050, P0051, P0052, P0133, P0135, P0153, P0155, P0201, P0202, P0203, P0204, P0205, P0206, P0261, P0262, P0264, P0265, P0267, P0268, P0270, P0271, P0273, P0274, P0276, P0277, P2146, P2149, P2152, P2155, P216A, or P216D is not set.
The engine is operating.
The ignition voltage is greater than 10 volts.
The air flow into the engine has exceeded 10 grams.
The calculated exhaust gas temperature is greater than 600 (1,112°F).
The HO2S 1 heater duty cycle is less than 70 percent.
The HO2S 2 is operating in closed loop.
The DTCs run continuously once the conditions above exist for greater than 60 seconds, 30 seconds for LLT.