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2008 - MX-5 - Engine

VARIABLE TUMBLE SHUTTER VALVE ACTUATOR INSPECTION [LF]

AT

1. Remove the service hole cover. (See EGR VALVE REMOVAL/INSTALLATION [LF].)
2. Disconnect the vacuum hose from the variable tumble solenoid valve.

3. Connect a vacuum pump to the vacuum hose.

NOTE:

4. Apply vacuum and verify that the rod moves.


Vacuum

kPa {mmHg, inHg}

Rod movement

Below —2.7 {—21, —0.9}

No operate

Above —33.4 {—251, —9.89}

Fully pulled




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