FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
:
Car repair manuals for everyone.
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Pontiac
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1999
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Firebird V8-5.7L VIN G
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Testing and Inspection
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Scan Tool Testing and Procedures
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Scan Tool Data Definitions - Powertrain Systems
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Engine LOAD
Engine LOAD
The scan tool displays a range of
0%-100%
. The
PCM
calculates the Engine load from engine speed and MAF sensor readings. The Engine Load increases with an increase in RPM or airflow.