Enable Criteria

Ensure vehicle meets the following conditions before performing procedure:

• Barometric pressure is more than 10.4 psi (72 kPa).
• Engine coolant temperature is 41-248°F (5-120°C).
• Intake air temperature is 21-392°F (-6 to 200°C).
• Battery voltage is 9-18 volts.
• Fuel level is 1/4-3/4 full.