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Home >> Buick >> 2014 >> Verano Base >> Repair and Diagnosis >> Electrical >> Wiring Diagrams >> Wiring Systems And Power Management - Component Connector End Views - K20 (X2 LUH) To P19H >> Component Connector End Views >> K20 Engine Control Module X3 (LHU)

K20 Engine Control Module X3 (LHU)

GM1590596
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 12582678
  • Service Connector: 88988372
  • Description: 73-Way F 0.64 2.8 Series, Sealed (BK with GY Terminal Position Assurance Lock)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool Service Terminal Tray Core Crimp Insulation Crimp
I Pending J-35616-64B (L-BU) J-38125-213 33467-0005 23 J J
II Pending J-35616-64B (L-BU) J-38125-213 33467-0005 23 K K
III 13576392 J-35616-35 (VT) J-38125-11A 7116-4152-02 9 A 5
K20 Engine Control Module X3 (LHU)

Pin Size Color Circuit Function Terminal Type ID Option
1-7 - - - Not Occupied - -
8 0.5 BU 410 Engine Coolant Temperature Sensor Signal I -
9 0.5 YE/BU 231 Oil Pressure Switch Signal I -
10 0.5 VT/BU 6270 5-Volt Reference 2 I -
11-15 - - - Not Occupied - -
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 GN 6271 Crankshaft Sensor Signal (1) I -
27 0.5 BU/WH 2122 Ignition Control (2) I -
28 0.5 YE/BU 2124 Ignition Control (4) I -
29 0.5 GN/BU 2123 Ignition Control (3) I -
30 0.5 BU/VT 2121 Ignition Control (1) I -
31 0.5 BK/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/BU 5300 5-Volt Reference 1 I -
35 0.5 VT/BK 5273 Camshaft Position Exhaust Sensor (1) I -
36-38 - - - Not Occupied - -
39 0.5 VT/BN 5284 Camshaft Phaser Intake Solenoid (1) I -
40 0.5 GY/BU 5282 Camshaft Phaser Exhaust Solenoid (1) I -
41-45 - - - Not Occupied - -
46 0.75 BU 4802 Direct Fuel Injector (DFI) High Voltage Control Cylinder 2 II -
47 - - - Not Occupied - -
48 0.75 GN 4803 Direct Fuel Injector (DFI) High Voltage Control Cylinder 3 II -
49 - - - Not Occupied - -
50 0.75 GY/BU 4804 Direct Fuel Injector (DFI) High Voltage Control Cylinder 4 II -
51 - - - Not Occupied - -
52 0.75 BN 4801 Direct Fuel Injector (DFI) High Voltage Control Cylinder 1 II -
53 0.5 BK/GN 5301 Low Reference I -
54 0.5 GY/YE 5297 5-Volt Reference 1 I -
55 0.5 BK/GY 5296 Low Reference I -
56-58 - - - Not Occupied - -
59 0.5 BK/BN 6753 Low Reference I -
60 0.5 BK/VT 6754 Low Reference I -
61-65 - - - Not Occupied - -
66 0.75 BU/GY 4902 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 2 II -
67 - - - Not Occupied - -
68 0.75 GN/GY 4903 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 3 II -
69 - - - Not Occupied - -
70 0.75 BU/WH 4904 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 4 II -
71 - - - Not Occupied - -
72 0.75 BN/WH 4901 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 1 II -
73 2.5 BK/WH 151 Signal Ground III -
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