Conditions for Running the DTC

DTCs P0036, P0068, P0069, P0097, P0098, P0101, P0102, P0103, P0106, P0107, P0108, P0117, P0118, P0120, P0121, P0141, P0201, P0202, P0203, P0204, P0220, P0442, P0443, P0446, P0449, P0452, P0453, P0461, P0496, P1516, P2101, P2135, or P2176 are not set.
The Engine Coolant Temperature (ECT) Sensor parameter is more than 70°C (158°F).
The Ignition 1 Signal parameter is between 11-18 volts.
The Engine Run Time parameter is more than 200 seconds.
The Loop Status parameter is closed.
The Throttle Position (TP) Indicated Angle parameter changes more than 1 percent at least 3 times.
The catalyst diagnostic test is not active.
DTC P0140 runs once per drive cycle when the above conditions have been met.