Enable Criteria

• BARO pressure is greater than 75 kPa.
• Fuel level is 1/4-3/4.
• Battery voltage is 10-18 volts.
• Difference between engine coolant temperature and intake air temperature is less than 14°F (8°C).
• Engine coolant temperature and intake air temperature are 39-86°F (4-30°C).

Test will initiate only after a cold start. Failure to meet the necessary requirements may produce inaccurate test results.