Diesel Data
: Automotive Repair
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2000
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Express 1 Ton Van V8-5.7L VIN R
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Scan Tool Testing and Procedures
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Scan Tool Data, Normal Values and Definitions
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Scan Tool Data Definitions - Powertrain Systems
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AIR Fuel Ratio
AIR Fuel Ratio
RANGE (0.0:1-25.5:1):
The scan tool indicates the
VCM
calculated air to fuel ratio. The typical air to fuel ratio is 14.7:1.