July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

DTC Parameters

Engine run time is greater than 60 seconds.
ECT is greater than 158°F (70°C).
Ignition voltage greater than 10V.
Air flow less than 25 g/s (M/T) or 40 g/s (A/T).
Fuel level greater than 10%.

DTC P0135 will set if HO2S1 heater current is less than 0.2A or greater than 1.5A.