Perform Evap System Check Step

Purge VSV

Vent Valve

Leak Detection Pump

EVAP Pressure Positive i

ON: Open

OFF: Closed ON: Closed

OFF: Vent

Negative

First Reference Pressure \

Steps

Time (Reference)

Within 15 minutes

A106740E05

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(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.

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

Don't pay hundreds of dollars to find out what is wrong with your car. This book is dedicated to helping the do it yourself home and independent technician understand and use OBD-II technology to diagnose and repair their own vehicles.

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