Acronym definition, Control keys, Function or “quick keys – Precision Turbo and Engine BigStuff3 GEN3 PRO SEFI (LS1) System Hardware & BigComm Software User Manual
Page 121: Definitions, Acronym, Control_keys, Function_or_quick_keys

BigStuff3 Pro SEFI System (LS1)
Version 1.0
120
Torque Converter Delay (in seconds) – Once all other criteria are met the delay setting
determines when to apply the clutch.
87. Acronym Definition
BLM – Block Learn Modifier
SEFI – Sequential Electronic Fuel Injection
AFR – Air Fuel Ratio
MPH – Mile Per Hour
EMI – Electro-Magnetic Interference
CD – Compact Disc
ROM – Read Only Memory
PC – Personal Computer
WOT - Wide Open Throttle
TCC - Torque Converter Clutch.
APW – Asynchronous Pulse Width
88. Control Keys
Control S = Spark Table
Control F = Fuel Table
Control A = Air/Fuel Ratio Table
Control L = Take Log Command
Control V = View Log
89. Function or “Quick Keys”
F1 = Cranking Table
F2 = View Lambda Screen
F3 = Fuel Table
F4 = Spark Table
F5 = Operating Parameters Table (opens all operating parameter tables)
F6 = Coolant Correction Table
F7 = Open Key
F8 = Record Log Window
F9 = I/O Status Window
F10 = dMAP Corr vs. kPa table and dMAP RPM Modifier
F11 = Air/Fuel Ratio (AFR) and AFR Parameters Configuration Tables
F12 = Save Calibration Folder
90. Definitions
Working “Off-line” = The BigStuff3 ECU is not powered up (PC Only). –
Red
Ball
Working “On-line” = The BigStuff3 ECU is powered ON and communicating with the PC –
Green
ball.