Enable Conditions

NOTE: It may not be necessary to meet all conditions below to enable specific monitors to run an individual diagnostic test. For more information on enable conditions for running specific monitors, see SELF DIAGNOSTIC SYSTEM in appropriate SELF DIAGNOSTICS article.

Barometric Pressure (BARO) is greater than 74 kPa.
Engine Coolant Temperature (ECT) is less than 75°F (24°C).
Intake Air Temperature (IAT) is less than 75°F (24°C).
The difference between the IAT and the ECT is 11°F (6°C) or less.
The battery voltage is 9-18 volts.
The fuel level is between 1/4 and 3/4.