Operation – Bully Dog Watchdog User Manual
Page 22
OperATION
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• Battery:
Current battery output voltage in volts.
• Fuel Pressure:
Display fuel rail pressure on most common rail fuel systems or just lift pressure on some
non-common rail fuel systems.
• Load:
Display calculated engine load displayed as a percentage from 0% for no load to 100% for maxi-
mum load capacity.
• Timing:
Display ignition timing on a gasoline fueled vehicle and injection timing on a diesel.
• MAF:
Display mass air flow in grams per second. MAF is a measure of how much air is coming into the
air intake stream.
• Fuel Econ.:
Display the vehicles instant fuel economy in miles per gallon or liters per 100 kilometers
depending on what units of measurement has been selected
Special Note: If Fuel Econ. is reading inaccurately then the economy displayed can be adjusted, read
Section 2 of the operating instructions to find out how to correctly calibrate the Fuel Econ. display.
• Fuel Flow:
Display a calculated amount of instant fuel flow through the fuel system. Units will display in
gallons per hour or liters per hour depending on what units of measurement have been selected.