AIR BYPASS VALVE INSPECTION [L3 Turbo]

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1. Remove the air bypass valve. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [L3 Turbo].)

2. Connect the vacuum pump to the vacuum ports of the air bypass valve.

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3. Verify that the airflow is as indicated in the table.

• If there is any malfunction, replace the air bypass valve.

Vacuum

(kPa {mmHg, inHg})

Valve operation condition

Airflow between port A—B

–66 {–496, –20}

or more

Open

Yes

–49 {–367, –14}

or less

Closed

No

Vacuum (kPa {mmHg, inHg})	Valve operation condition	Airflow between port A—B
–66 {–496, –20} or more	Open	Yes
–49 {–367, –14} or less	Closed	No

Approx. value

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