Second reference pressure measurement

Next sequence runs if all of the following conditions are met

Conditions 1, 2, 3 and 4

1. EVAP pressure just after reference pressure measurement start

-1 kPa-g (-7.5 mmHg-g) or less

2. Reference pressure

-4.85 to -1.057 kPa-g (-36.4 to -7.93 mmHg-g)

3. Reference pressure

Saturated within 60 seconds

4. Difference between first reference pressure and second reference pressure

Less than 0.5 kPa-g (3.75 mmHg-g)

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Do It Yourself Car Diagnosis

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