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K20 Engine Control Module X3 (LT1)

WARNING: This page is about a different car, the 2017 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
GM1650395
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 34566-4953
  • Service Connector: 88988372
  • Description: 73-Way F 0.64, 2.8 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 Name Core Crimp Insulation Crimp
I 13575797 J-35616-4A (PU) J-38125-11A 7116-4152-02 Yazaki 9 A 5
II 13575812 J-35616-64B (LT BU) J-38125-213 33467-0003 Delphi 23 Not Available J
Pin Size Color Circuit Function Terminal Type ID Option
1 0.5 YE/BN 331 Oil Pressure Sensor Signal II -
2 0.5 WH/RD 2705 Oil Pressure Sensor 5V Reference II -
3 - 6 - - - Not Occupied - -
7 0.5 BN/BU 357 Oil Temperature Sensor Signal II -
8 0.5 BU 410 Engine Coolant Temperature Sensor Signal II -
9 - - - Not Occupied - -
10 0.5 VT/BU 6270 Crankshaft 60X Sensor 5V Reference II -
11 0.5 GN/BU 2123 Ignition Control 3 II -
12 0.5 YE/BU 2124 Ignition Control 4 II -
13 0.5 BU/GY 2125 Ignition Control 5 II -
14 0.5 BN/BU 2126 Ignition Control 6 II -
15 0.5 BK/GY 2130 Ignition Control Low Reference Bank 2 II -
16 0.75 YE 7301 High Pressure Fuel Pump Actuator High - Control II -
17 0.5 BK/VT 2755 Oil Pressure Sensor Low Reference II -
18 0.5 BU/RD 3622 Oil Pressure Sensor 2 5V Reference II MEK/MEL/MEP
19 0.5 BK/YE 1704 Sensor Low Reference II -
20 - 22 - - - Not Occupied - -
23 0.5 BK/BN 6273 Oil Temperature Sensor Low Reference II -
24 0.5 BK/BN 2761 Coolant Temperature Sensor Low Reference II -
25 0.5 BK/VT 6272 Crankshaft 60X Sensor Low Reference II -
26 0.5 GN 6271 Crankshaft 60X Sensor Signal II -
27 0.5 BU/WH 2122 Ignition Control 2 II -
28 0.5 GN/GY 2127 Ignition Control 7 II -
29 0.5 VT/WH 2128 Ignition Control 8 II -
30 0.5 BU/VT 2121 Ignition Control 1 II -
31 0.5 BK/BU 2129 Ignition Control Low Reference Bank 1 II -
32 0.75 VT/BK 7300 High Pressure Fuel Pump Actuator Low - Control II -
33 0.5 YE/VT 5275 Camshaft Position Intake Sensor 1 II -
34 0.5 GY/BU 5300 Camshaft Position Intake Sensor Control 1 II -
35 - 38 - - - Not Occupied - -
39 0.5 VT/BN 5284 Camshaft Phaser Intake Solenoid 1 II -
40 - 42 - - - Not Occupied - -
43 0.5 GY 5493 Cylinder Shutoff Solenoid Control 3 II -
44 0.5 YE/BU 5494 Cylinder Shutoff Solenoid Control 4 II -
45 0.5 GY/BU 4804 Direct Fuel Injector (DFI) High Voltage Control Cylinder 4 II -
46 0.5 BU 4802 Direct Fuel Injector (DFI) High Voltage Control Cylinder 2 II -
47 0.5 VT/GN 4806 Direct Fuel Injector (DFI) High Voltage Control Cylinder 6 II -
48 0.5 GY 4808 Direct Fuel Injector (DFI) High Voltage Control Cylinder 8 II -
49 0.5 GN 4803 Direct Fuel Injector (DFI) High Voltage Control Cylinder 3 II -
50 0.5 YE/GY 4807 Direct Fuel Injector (DFI) High Voltage Control Cylinder 7 II -
51 0.5 WH/GN 4805 Direct Fuel Injector (DFI) High Voltage Control Cylinder 5 II -
52 0.5 BN 4801 Direct Fuel Injector (DFI) High Voltage Control Cylinder 1 II -
53 0.5 BK/GN 5301 Camshaft Position Intake Sensor Low Reference 1 II -
54 - 58 - - - Not Occupied - -
59 0.5 BK/BN 6753 Cam Phaser W Low Reference II -
60 - 62 - - - Not Occupied - -
63 0.5 BU 5491 Cylinder Shutoff Solenoid Control 1 II -
64 0.5 GN 5492 Cylinder Shutoff Solenoid Control 2 II -
65 0.5 BU/WH 4904 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 4 II -
66 0.5 BU/GY 4902 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 2 II -
67 0.5 VT/GY 4906 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 6 II -
68 0.5 GY/WH 4908 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 8 II -
69 0.5 GN/GY 4903 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 3 II -
70 0.5 WH/YE 4907 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 7 II -
71 0.5 GN/WH 4905 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 5 II -
72 0.5 BN/WH 4901 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 1 II -
73 2.5 BK/WH 451 Signal Ground I -
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