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K20 Engine Control Module X3 (LFX)

GM1650395
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 34566-4023
  • Service Connector: 19299787
  • Description: 73-Way F MX123 34566 Series Sealed (BK with GY Terminal Position Assurance)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool Service Terminal Tray Core Crimp Insulation Crimp
I 13575575 J-35616-64B (L-BU) J-38125-213 33467-0005 23 J J
II 13575797 J-35616-35 (VT) J-38125-11A 7116-4152-02 9 A 5
K20 Engine Control Module X3 (LFX)

Pin Size Color Circuit Function Terminal Type ID Option
1-7 - - - Not Occupied - -
8 0.5 L-BU 410 Engine Coolant Temperature Sensor Signal I -
9 0.5 YE/L-BU 231 Oil Pressure Switch Signal I -
10 0.5 VT/L-BU 6270 Crankshaft 60X Sensor Voltage I -
11-12 - - - Not Occupied - -
13 0.5 BN/L-BU 2126 Ignition Control (6) I -
14 0.5 L-BU/GY 2125 Ignition Control (5) I -
15 0.5 BK/GY 2130 Low Reference I -
16 0.5 YE 7301 High Pressure Fuel Pump Actuator High - Control I -
17-23 - - - Not Occupied - -
24 0.5 BK/BN 2761 Low Reference I -
25 0.5 BK/VT 6272 Low Reference I -
26 0.5 L-GN 6271 Crankshaft 60X Sensor Signal I -
27 0.5 YE/L-BU 2124 Ignition Control (4) I -
28 0.5 L-GN/L-BU 2123 Ignition Control (3) I -
29 0.5 L-BU/WH 2122 Ignition Control (2) I -
30 0.5 L-BU/VT 2121 Ignition Control (1) I -
31 0.5 BK/L-BU 2129 Low Reference I -
32 0.5 VT/BK 7300 High Pressure Fuel Pump Actuator Low - Control I -
33 0.5 YE/VT 5275 Camshaft Position Intake Sensor (1) I -
34 0.5 GY/L-BU 5300 Camshaft Position Intake Sensor Supply Voltage (1) I -
35 0.5 VT/BK 5273 Camshaft Position Exhaust Sensor (1) I -
36 0.5 YE 5276 Camshaft Position Intake Sensor (2) I -
37 0.5 WH/L-BU 5302 Camshaft Position Intake Sensor Supply Voltage (2) I -
38 0.5 VT/L-BU 5274 Camshaft Position Exhaust Sensor (2) I -
39 0.5 VT/BN 5284 Camshaft Phaser Intake Solenoid (1) I -
40 0.5 GY/L-BU 5282 Camshaft Phaser Exhaust Solenoid (1) I -
41 0.5 L-GN 5272 Camshaft Phaser Intake Solenoid (2) I -
42 0.5 L-GN/BN 5283 Camshaft Phaser Exhaust Solenoid (2) I -
43-45 - - - Not Occupied - -
46 0.75 GY/L-BU 4804 Direct Fuel Injector (DFI) High Voltage Control Cylinder 4 I -
47 0.75 WH/L-GN 4805 Direct Fuel Injector (DFI) High Voltage Control Cylinder 5 I -
48 0.75 L-BU 4802 Direct Fuel Injector (DFI) High Voltage Control Cylinder 2 I -
49 - - - Not Occupied - -
50 0.75 L-GN 4803 Direct Fuel Injector (DFI) High Voltage Control Cylinder 3 I -
51 0.75 VT/L-GN 4806 Direct Fuel Injector (DFI) High Voltage Control Cylinder 6 I -
52 0.75 BN 4801 Direct Fuel Injector (DFI) High Voltage Control Cylinder 1 I -
53 0.5 BK/L-GN 5301 Low Reference I -
54 0.5 GY/YE 5297 Camshaft Position Exhaust Sensor Supply Voltage (1) I -
55 0.5 BK/GY 5296 Low Reference I -
56 0.5 BK/VT 5303 Low Reference I -
57 0.5 L-GN/BN 5298 Camshaft Position Exhaust Sensor Supply Voltage (2) I -
58 0.5 BK/BN 5299 Low Reference I -
59 0.5 BK/BN 6753 Low Reference I -
60 0.5 BK/VT 6754 Low Reference I -
61 0.5 BK/VT 6755 Low Reference I -
62 0.5 BK/GY 6756 Low Reference I -
63-65 - - - Not Occupied - -
66 0.75 L-BU/WH 4904 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 4 I -
67 0.75 L-GN/WH 4905 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 5 I -
68 0.75 L-BU/GY 4902 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 2 I -
69 - - - Not Occupied - -
70 0.75 L-GN/GY 4903 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 3 I -
71 0.75 VT/GY 4906 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 3 I -
72 0.75 BN/WH 4901 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 1 I -
73 2.5 BK/WH 451 Ground II -
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