Malfunction Threshold

A malfunction is detected if the following three conditions are present after the engine has stopped and the ignition switch has been turned to LOCK (0), or the engine start/stop button has been pressed to select the OFF mode, for at least 6 hours before restarting the engine:

• When the temperature difference between the IAT and ECT1 is 76 °F (42 °C) or more.
• When the temperature difference between the IAT and ECT2 is 63 °F (35 °C) or more.
• When the temperature difference between the ECT2 and ECT1 is 89 °F (49 °C) or more.