FT500 SFI / FT500LITE SFI
94
Battery
negative
A
B
C
PS10
-B
PS-10B
Batte
ry
neg
ative
B
C
PS1
0-B
PS-10B
Battery negative
Battery negative
ELECTRIC FUEL PUMP
THERMATIC FAN
+
_
BAT
POWER GROUND
ENGINE
()BLOCK OR CHASSIS
TPS
Battery negative
Signal
5V input
C
A
B
+
-
85
30
86
87
FUEL PUMP RELA
Y
85
30
86
87
FAN RELAY
15
30
Ignition Switch
1
2
3
4
5
6
7
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1 * 1 * 1 * 1 *
1
*
2 * * 2 * * 2 * * 2 * *
2 *
*
3 * * * 3 * * * 3 * * * 3 * * * 3
* *
*
4 * * * * 4 * * * * 4 * * * * 4 * * * * 4
* * *
*
5 * * * * * 5 * * * * * 5 * * * * * 5 * * * * * 5
* * * *
*
Blue #2
Switched 12V from relay - Red
Cam sync sensor - White
Blue #3
White #11
White #4
White #5
White #6
White #7
Gray #8
Battery negative - Black
24-way Connector
Blue #1
Engine ground (head/block) - Black/White
5V output for sensors - Green/Red
Gray #1
Gray #2
Gray #3
Gray #4
Gray #5
Blue #8
Blue #7
Blue #6
8 * * * * * * * * 8 * * * * * * * * 8 * * * * * * * * 8 * * * * * * * *
8
7 * * * * * * * 7 * * * * * * * 7 * * * * * * * 7 * * * * * * *
7
6 * * * * * * 6 * * * * * * 6 * * * * * * * 6 * * * * * *
6
6 * * * * * * 6 * * * * * * 6 * * * * * * 6 * * * * *
*
6
7 * * * * * * * 7 * * * * * * * 7 * * * * * * * 7 * * * * * * *
7
8 * * * * * * * * 8 * * * * * * * * 8 * * * * * * * * 8 * * * * * * * *
8
5 * * * * * 5 * * * * * 5 * * * * * 5 * * * * *
5
4 * * * * 4 * * * * 4 * * * * 4 * * * *
4
11 * * * * * * * * * * * 11 * * * * * * * * * * * 11 * * * * * * * * * *
* 11 * * * * * * * * * * * 11
3 * * * 3 * * * 3 * * * 3 * * *
3
2 * * 2 * * 2 * * 2 * *
2
1 * 1 * 1 * 1 *
1
*
8
2 core Shielded cable
1 core Shielded cabl
e
85
30
86
87
EFI RELAY
85
30
86
87
INJECTORS RELA
Y
PS10
-B
PS-150
FUEL PRESSURE
A
PS1
0-B
PS-150
OIL PRESSURE
INTAKE AIR
TEMPERATURE
Battery negative
ENGINE
TEMPERATURE
Battery negative
+
_
BAT
POWER GROUND
ENGINE
()BLOCK OR HEAD
TPS
Battery negative
Signal
5V input
15
30
Ignition Switch
1
2
3
4
5
6
7
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1 * 1 * 1 * 1 *
1
*
2 * * 2 * * 2 * * 2 * *
2 *
*
3 * * * 3 * * * 3 * * * 3 * * * 3
* *
*
4 * * * * 4 * * * * 4 * * * * 4 * * * * 4
* * *
*
5 * * * * * 5 * * * * * 5 * * * * * 5 * * * * * 5
* * * *
*
Blue #2
Switched 12V from relay - Red
Cam sync sensor - White
Blue #3
White #11
White #4
White #5
White #6
White #7
Gray #8
Battery negative - Black
Blue #1
Engine ground (head/block) - Black/White
5V output for sensors - Green/Red
Gray #1
Gray #2
Gray #3
Gray #4
Gray #5
Blue #8
Blue #7
Blue #6
8 * * * * * * * * 8 * * * * * * * * 8 * * * * * * * * 8 * * * * * * * *
8
7 * * * * * * * 7 * * * * * * * 7 * * * * * * * 7 * * * * * * *
7
6 * * * * * * 6 * * * * * * 6 * * * * * * * 6 * * * * * *
6
6 * * * * * * 6 * * * * * * 6 * * * * * * 6 * * * * *
*
6
7 * * * * * * * 7 * * * * * * * 7 * * * * * * * 7 * * * * * * *
7
8 * * * * * * * * 8 * * * * * * * * 8 * * * * * * * * 8 * * * * * * * *
8
5 * * * * * 5 * * * * * 5 * * * * * 5 * * * * *
5
4 * * * * 4 * * * * 4 * * * * 4 * * * *
4
11 * * * * * * * * * * * 11 * * * * * * * * * * * 11 * * * * * * * * * *
* 11 * * * * * * * * * * * 11
3 * * * 3 * * * 3 * * * 3 * * *
3
2 * * 2 * * 2 * * 2 * *
2
1 * 1 * 1 * 1 *
1
*
White
do not use
8
2 core Shielded cable
1 core Shielded cabl
e
85
30
86
87
EFI RELAY
85
30
86
87
INJECTORS RELA
Y
Shield
16-way
Connector
15 13 11 9 7 5 3
1
16 14 12 10 8 6 4
2
Gray #6
Gray #7
White #9
Blue #4
Blue #5
Yellow #2
White #3
White #2
Black/White
White #10
White #1
6 * * * * * * 6 * * * * * * 6 * * * * * * 6 * * * * *
*
4 * * * * 4 * * * * 4 * * * * 4 * * * * 4 *
* *
*
7 * * * * * * * 7 * * * * * * * 7 * * * * * * * 7 * * * * * *
*
5 * * * * * 5 * * * * * 5 * * * * * 5 * * * * * 5
* * * * * 5 * * * *
*
* * 2 * * 2 * * 2 * * 2
* * 2 * * 2 * * 2 *
*
1 * 1 * 1 * 1 *
1 * 1 * 1 * 1
*
3 * * * 3 * * * 3 * * * 3
* * * 3 * * * 3 * *
*
* 1 * 1 * 1 * 1
*
3 * * * 3 * * * 3 * * * 3 * * *
3 * * * 3 * *
*
2 * * 2 * *
2
* 1 * 1 * 1 * 1
* 1 * 1
*
1 * 1 * 1 * 1 * 1 * 1
*
10 ********** 10 ************ 10 ************ 10 **********
9 * * * * * * * * * 9 * * * * * * * * * 9 * * * * * * * * * 9 * *
* * * * * * * 9 * * * * * * * *
*
White #8
8 * * * * * * * * 8 * * * * * * * * 8 * * * * * * * * 8 * * * *
* * * * 8 * * * * * * *
*
* * * * 4 * * * * 4 * * * * 4 * * * *
4 * * * * 4 * * * * 4 * * *
*
Black/White
Yellow #4
Yellow #1
Yellow #3
+
-
2
4
6
8
WB
-O2 Nano
Harness Connector
Rear View
Chassis Ground
Peak and Hold 4A/1A
4
3
2
1
4
3
2
1
Switched 12V
1
3
5
7
Chassis Ground
Injectors
Trigger Input
Peak and Hold 4A/1A
4
3
2
1
4
3
2
1
Switched 12V
Connect to chassis (engine block or head)
To Transbrake
button
Connect to chassi
s
(engine block or head)
Hall
12V inpu
t
Signal output
Signal output
PH
1
PH
2
5V
input
Signal output
5V
input
Signal output
B C
A
Battery negative
Signal
Hall
B C
A
Battery negative
12V input
Signal
CAM SYN
C
HALL 1 REAR
CAM SYN
C
HALL 2 FRON
T
Hall
B C
A
CRANK HALL
1
24x OR 58X
Battery negative
12V inpu
t
Signal
RPM
signal input - Red
Blue #1
Blue #3
Blue #5
Blue #7
Injectors
Trigger Input
Blue #2
Blue #4
Blue #6
Blue #8
Power Ground - Black/White
Lambda Output -
Ye
llow/
Re
d
Switched 12V -
Re
d
Batte
ry
Ground - Black
7 8 9 10 11 12
1 2 3 4 5
6
CAN
- Pi
n 4 - White/R
ed
CAN
- Pi
n 3 -
Ye
llow/Blue
WB
-O2 Nano
Harness Connector
Rear View
Power Ground - Black/White
Lambda Output -
Ye
llow/
Re
d
Switched 12V -
Re
d
Batter
y Ground - Black
7 8 9 10 11 12
1 2 3 4 5
6
CAN
- Pi
n 4 - White/R
ed
CAN
- Pi
n 3 -
Ye
llow/Blue
CA
N-F
emal
e
Te
rminator
CA
N-F
emal
e
C
onnector
CA
N-C
onnector FT
CA
N-
Ma
le
C
onnector
DC
BA
Switched 12V
Signal Ground
Power Ground engine
LS Coil Cyl #1 Connector
Switched 12V
or Ground
FUSE
FUSE
FUSE
FUSE
Gray #1
Gray #3
Gray #4
Gray #2
Cyl #3 Coil
Cyl #6 Coil
Cyl #8 Coil
Cyl #5 Coil
Cyl #4 Coil
Cyl #7 Coil
Cyl #2 Coi
l
Gray #1
electrical diagram LSX V8 MSD - Wasted spark
Eletrical diagram