Mazda 3 manuals

Mazda 3 Service Manual: Variable Tumble Shutter Valve Actuator Inspection [Mzr 2.0, Mzr 2.5]

Mazda 3 Service Manual / Engine / General / Variable Tumble Shutter Valve Actuator Inspection [Mzr 2.0, Mzr 2.5]

Operation Inspection

1. Remove the air hose..

2. Disconnect the vacuum hose from the variable tumble shutter valve actuator.


3. Connect a vacuum pump to the variable tumble shutter valve actuator.

NOTE:

4. Check if the rod operates correctly as stated in the table when a gradual negative pressure is applied to the variable tumble shutter valve actuator.

Vacuum

kPa {mmHg, inHg}

Rod movement

Below 2.7 {20, 0.8}

No operate

Above 33.4 {251, 9.86}

Fully pulled


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