FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Checking the Manifold Absolute Pressure Sensor



Checking The Manifold Absolute Pressure Sensor









- Turn the ignition switch to the ON position.
- Contact Trionic.
- Read value: Manifold Absolute Pressure (Trionic).
- Read value: Charge Air Absolute Pressure (Trionic).
- Read value: Atmosphere Absolute Pressure (Trionic).





- If any reading differs by more than 10 KPa from the other two, change the relevant sensor.

After performing this procedure Checking Mass Air Flow When Idling