ECM
Gray
Item J3
Cavity
Circuit
1
331
2
2705
8
410
10
6270
11
2123
12
2124
13
2125
14
2126
15
2130
16
7301
17
2755
24
2761
25
6272
26
6271
27
2122
28
2127
29
2128
30
2121
31
2129
32
7300
33
5275
34
5300
39
5284
45
4804
46
4802
47
4806
48
4808
49
4803
50
4807
51
4805
52
4801
53
5301
59
6753
65
4904
66
4904
67
4906
68
4908
69
4903
70
4907
71
4905
72
4901
73
451A
Note:
4804 & 4904 = twisted pair
4802 & 4902 = twisted pair
4806 & 4906 = twisted pair
4808 & 4908 = twisted pair
4803 & 4903 = twisted pair
4807 & 4907 = twisted pair
4805 & 4905 = twisted pair
4801 & 4901 = twisted pair
LT1 E-ROD Instruction Sheet
ALL INFORMATION WITHIN ABOVE
Date
BORDER TO BE PRINTED EXACTLY
20MY19
AS SHOWN ON 8.5 x 11 WHITE 16
POUND NON-BOND RECYCLABLE
03OC19
PAPER. PRINT ON BOTH SIDES,
EXCLUDING TEMPLATES. TO BE
UNITIZED IN ACCORDANCE WITH
GMCCA SPECIFICATIONS.
Size (mm)
Color
0.5
YL/BR
0.5
WT/RD
0.5
LB
0.5
VT/LB
0.5
LG/LB
0.5
YL/LB
0.5
LB/GY
0.5
BR/LB
0.5
BK/GY
0.75
YL
0.5
BK/VT
0.5
BK/BR
0.5
BK/VT
0.5
LG
0.5
LB/WT
0.5
LG/GY
0.5
VT/WT
0.5
LB/VT
0.5
BK/LB
0.75
VT/BK
0.5
YL/VT
0.5
GY/LB
0.5
VT/BR
0.5
GY/LB
0.5
LB
0.5
VT/LG
0.5
GY
0.5
LG
0.5
YL/GY
0.5
WT/LG
0.5
BR
0.5
BK/LG
0.5
BK/BR
0.5
LB/WT
0.5
LB/GY
0.5
VT/GY
0.5
GY/WT
0.5
LG/GY
0.5
WT/YL
0.5
LG/WT
0.5
BR/WT
2.5
BK/WT
Revision
Init Rel – Blake Nye
Rev – Blake Nye
Circuit Description
Oil Pressure Sensor Signal
Oil Pressure Sensor 5 Volt Reference
Crankshaft 60X Sensor Voltage
Ignition Control (3)
Ignition Control (4)
Ignition Control (5)
Ignition Control (6)
Ignition Control Low Reference Bank 2
High Pressure Fuel Pump Actuator High – Control
Oil Pressure Sensor Low Reference
High Pressure Fuel Pump Actuator High – Control
Coolant Temperature Sensor Low Reference
Crankshaft 60X Sensor Signal
Crankshaft 60X Sensor Low Reference
Ignition Control (2)
Ignition Control (7)
Ignition Control (8)
Ignition Control (1)
Ignition Control Low Reference Bank 1
High Pressure Fuel Pump Actuator Low – Control
Camshaft Position Intake Sensor (1)
Camshaft Position Intake Sensor Supply Voltage (1)
Camshaft Phaser Intake Solenoid (1)
Direct Fuel Injector (DFI) High Voltage Control Cylinder (4)
Direct Fuel Injector (DFI) High Voltage Control Cylinder (2)
Direct Fuel Injector (DFI) High Voltage Control Cylinder (6)
Direct Fuel Injector (DFI) High Voltage Control Cylinder (8)
Direct Fuel Injector (DFI) High Voltage Control Cylinder (3)
Direct Fuel Injector (DFI) High Voltage Control Cylinder (7)
Direct Fuel Injector (DFI) High Voltage Control Cylinder (5)
Direct Fuel Injector (DFI) High Voltage Control Cylinder (1)
Camshaft Position Intake Sensor Low Reference
Camshaft Phaser W Return Low Reference
Direct Fuel Injector (DFI) High Voltage Supply Cylinder (4)
Direct Fuel Injector (DFI) High Voltage Control Cylinder (2)
Direct Fuel Injector (DFI) High Voltage Control Cylinder (6)
Direct Fuel Injector (DFI) High Voltage Control Cylinder (8)
Direct Fuel Injector (DFI) High Voltage Control Cylinder (3)
Direct Fuel Injector (DFI) High Voltage Control Cylinder (7)
Direct Fuel Injector (DFI) High Voltage Control Cylinder (5)
Direct Fuel Injector (DFI) High Voltage Control Cylinder (1)
Signal Ground
PART No.
Rev 03OC19
Auth
DR
Title
NA
NA
PART No.
19418603
Installation Instructions
LT1 E-ROD
19418603
SHEET
22 of 69
SHEET 22 of 69