Chevrolet Performance LT4 E-ROD Directives D'emploi page 23

ECM CONNECTOR PINOUTS
ECM
Blue
Item J1
Cavity Circuit
2 7446
4 3200
5 3201
8 7447
14 1164
15 1161
24 7445
30 1271
33 1274
34 1162
36 7493A
37 7494A
39 2500
40 2501
41 2918
42 C FN2C
43 C 818
44 465
46 419
51 4369A
52 740
53 1272
59 2366
60 5291
64 C_20
67 5292
72 5991A
73 5290B
ECM
Black
Item J2
Cavity Circuit
3 2919
6 C 821
7 C 822
10 3110
11 3210
12 3120
13 3220
15 4008
16 582
18 2917
26 3111
27 3211
28 3121
29 3221
32 581
LT4 E-ROD Instruction Sheet
Size (mm) Color
0.5 LB/WH
0.5 YL/WT
0.5 WT/RD
0.5 BK/YL
0.5 WT/RD
0.5 YL/WT
0.5 BR/RD
0.5 BK/LB
0.5 BR/RD
0.5 LG/WT
0.5 LB/BK
0.5 WT
0.5 LB
0.5 WT
0.5 LB/WT
0.5 BL/RD
0.75 BN
0.5 LG/GY
0.5 BR/WT
0.5 VT/LG
0.5 RD/YL
0.5 BK/VT
0.5 WT/BK
0.5 VT/LB
0.5 YE
0.75 VT/LB
0.5 YL/WT
2.5 VT/LB
Size (mm) Color
0.5 BK/LG
0.5 VT/WT
0.5 GN/BK
0.5 VT/GY
0.5 VT/WT
0.5 VT/LB
0.5 VT/LG
0.5 BR/GY
0.5 BR/WT
0.5 BR/RD
0.5 WT/BK
0.5 YL/WT
0.5 WT/YL
0.5 YL/LB
0.5 YL
Circuit Description
Fuel Line Pressure Sensor Signal
Throttle Inlet Absolute Pressure Sensor Signal
Throttle Inlet Absolute Pressure Sensor 5V Reference
Fuel Line Pressure Sensor Low Reference
Accelerator Pedal Position 5 Volt Reference (1)
Accelerator Pedal Position Signal (1)
Fuel Line Pressure Sensor 5V Reference
Accelerator Pedal Position Low Reference (1)
Accelerator Pedal Position 5 Volt Reference (2)
Accelerator Pedal Position Signal (2)
High Speed GMLAN Serial Data (+)(3)
High Speed GMLAN Serial Data (-)(3)
High Speed GMLAN Serial Data (+)(1)
High Speed GMLAN Serial Data (-)(1)
Fuel Rail Pressure Sensor Signal
Fan 2 Control
Vehicle Speed Output
Fuel Pump Primary Relay Control
Check Engine Indicator Control
Run/Crank Ignition 1 Voltage
Battery
Accelerator Pedal Position Low Reference (2)
Cooling Fan Control Relay Speed Signal
Powertrain main Relay Fused Supply (2)
Top of Travel Clutch Switch
Powertrain main Relay Fused Supply (3)
Powertrain Relay Coil Control
Powertrain main Relay Fused Supply (1)
Circuit Description
Fuel Rail Pressure Sensor Low Reference
Vehicle Speed Sensor +
Vehicle Speed Sensor -
Heated Oxygen Sensor High Signal Bank 1 Sensor (1)
Heated Oxygen Sensor High Signal Bank 2 Sensor (1)
Heated Oxygen Sensor High Signal Bank 1 Sensor (2)
Heated Oxygen Sensor High Signal Bank 2 Sensor (2)
Humidity Sensor Signal
Throttle Actuator Control Close
Fuel Rail Pressure Sensor (5) Volt Reference
Heated Oxygen Sensor Low Signal Bank 1 Sensor (1)
Heated Oxygen Sensor Low Signal Bank 2 Sensor (1)
Heated Oxygen Sensor Low Signal Bank 1 Sensor (2)
Heated Oxygen Sensor Low Signal Bank 2 Sensor (2)
Throttle Actuator Control Open
PART No.
REV 04DE19
19370613
SHEET
23 of 83