Mazda 3 Quiz
Engine

Air Bypass Valve Inspection [Mzr 2.3 Disi Turbo]

In this manual: Engine
Vehicle general — 15Accessories — 111Body — 339Brakes — 71Drivetrain — 143Electrical — 58Engine — 251HVAC — 72Restraints — 15Steering — 32Suspension — 41
~1min read

1. Remove the air bypass valve..

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


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

Vacuum

(kPa {mmHg, inHg})

Valve operation condition

Airflow between port A—B

–66 {–495, –19}

or more

Open

Yes

–49 {–368, –14}

or less

Closed

No

Approx. value


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

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A quick Mazda 3 quiz: every answer comes with an explanation and a link to the manual page.