DTC Set Conditions

• Barometric pressure is less than 11 psi (76 kPa).

Judgement criteria is when during 15 times of driving, the changes in the sensor output voltage should be 0.015 volt, equivalent to 0.06 psi (0.4 kPa) or less. Ensure that the engine coolant temperature is 162°F (72°C) or more during each of the 15 times of driving. Also, during each of the 15 times of driving, ensure that after the engine has been started, the engine coolant temperature has increased 41°F (23°C) or more.