Precision Turbo and Engine BigStuff3 GEN3 PRO SEFI System Hardware & BigComm Software User Manual
Page 2
BigStuff3 Pro SEFI System
Version 2.1 – February 2011
2
Table of Contents
Section
Page(s) Hyperlink
Frequently Asked Questions
Key Notes Summary (from the Manual)
1 Introduction
2
2 Features
3
3 Package
Contents
5
4
Main Wire Harness Installation
6
5
Injector Wire Harness Installation
20
6
Wide Band Oxygen Sensor Installation
21
7 ECU
Installation
22
8
BigComm Software Overview
22
9
BigComm Software Installation
23
10 Communication
Cable-to-PC
Connection
28
11
Using the Tool Bar
28
12 Establishing
a
Connection
32
13
BigComm Main Menu Screen
33
14
Inputting Values into Cells
34
15 Closing
Windows
34
16
Configuration
34
17
Hardware Configuration
35
18
Operating Configuration
37
19
Dwell Time Table
40
20
Load vs. RPM
42
21
Firing Order
46
22
Injector Opening Time
46
23
Injector Phase Angle
47
24
Air Fuel Ratio
50
25
Air Fuel Ratio Table
50
26
Positive 02 Correction
54
27
Negative 02 Correction
55
28
View Lambda
56
29
AFR Parameters
57
30
Spark
58
31
Spark Table
59
32
Fuel
63
33
Fuel Table
64
34
Starting
67
35
Cranking
68
36
After Start Delay
69
37
After Start Correction
70
38
After Start Decay
71
39
Idle
72
40
Throttle Follower
73
41
Desired Idle RPM
74
42
Idle Spark
74
43
IAC Start Position
75
44
IAC Gain Terms
76
45
Warm Up
77
46
Air Temperature Correction
77
47
MAP vs. Coolant
78
48
Transient Fuel
79
49
dMAP Correction
80
50
DMAP RPM Modifier
81
51
MAP AE Decay Rate
82