FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Checking Mass Airflow When Under Partial Load



Checking Mass Airflow When Under Partial Load









- Drive the car In top gear with a steady high engine load.
- Driving uphill Is recommended.
- Read value: Airmass Deviation from Calculated (Trionic).
- State what the diagnostic tool shows:

-15% to -25%

Other Value