Code Enable Criteria

• DTCs P0107, P0108, P0112, P0113, P0117, P0118, P0122, P0123, P0452, or P0453 are not set.
• Ignition voltage is 10-18 volts.
• Barometric (BARO) pressure is more than 75 kPa.
• Fuel level is 15-85 percent.
• Engine Coolant Temperature (ECT) is 39-86°F (4-30°C).
• Intake Air Temperature (IAT) is 39-86°F (4-30°C).
• Start up ECT and IAT are within 16°F (9°C) of each other.
• Vehicle Speed Sensor (VSS) is less than 75 MPH.

DTC sets when EVAP system can achieve vacuum, but a vacuum decay is detected during diagnostic test.