Perform Evap System Check Step

Purge VSV

Vent Valve

Leak Detection Pump

EVAP Pressure Positive i

ON: Open

OFF: Closed ON: Closed

OFF: Vent


First Reference Pressure \


Time (Reference)

Within 15 minutes



(a) Wait until the EVAP pressure change is less than 0.1 kPa-g (0.75 mmHg-g) for 30 seconds.

(b) Measure the EVAP pressure and record it. HINT:

A few minutes are required for the EVAP pressure to become saturated. When there is little fuel in the fuel tank, it takes up to 15 minutes.

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Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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