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K20 Engine Control Module X2 (LGX)

GM1590592Courtesy of GENERAL MOTORS COMPANY
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 12582677
  • Service Connector: 19333090
  • Description: 73 - Way F 0.64, 2.8 Series, Sealed (BK)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool
I 13578937 J-35616-35 (VT) J-38125-11A
II 19354746 J-35616-64B (LT BU) J-38125-215A
Pin Size Color Circuit Function Terminal Type ID Option
1 0.5 GY/WH 3122 HO2S Heater Low Control Bank 1 Sensor 2 II LGX
2 0.5 WH/BN 3223 HO2S Heater Low Control Bank 2 Sensor 2 II LGX
3 - 6 - - - Not Occupied - -
7 0.5 WH/BK 4621 Engine Control Module LIN Bus 1 II LGX
8 - - - Not Occupied - -
9 0.5 BN/GN 1174 Oil Level Switch Signal II LGX
10 - - - Not Occupied - -
11 0.5 WH 311 Right Headlamp High Beam Control II LGX
12 0.5 BK/WH 2051 Signal Ground II LGX
13 - 16 - - - Not Occupied - -
17 0.5 GY/WH 3113 HO2S Heater Low Control Bank 1 Sensor 1 II LGX
18 0.5 GN/YE 3212 HO2S Heater Low Control Bank 2 Sensor 1 II LGX
19 - 20 - - - Not Occupied - -
21 0.5 BU/WH 1937 Secondary Fuel Level Sensor Signal II LGX
22 0.5 BU/VT 1589 Primary Fuel Level Sensor Signal II LGX
23 0.5 GN/WH 5007 Reverse Switch Signal II LGX+M13
24 - 26 - - - Not Occupied - -
27 0.5 WH/RD 2705 Oil Pressure Sensor 5V Reference II LGX
28 0.5 VT/BU 5294 Powertrain Main Relay Fused Supply Voltage 5 II -
29 - 34 - - - Not Occupied - -
35 0.5 WH/BK 3111 HO2S Low Signal Bank 1 Sensor 1 II LGX
36 0.5 YE/WH 3211 HO2S Low Signal Bank 2 Sensor 1 II LGX
37 0.5 WH/YE 3121 HO2S Low Signal Bank 1 Sensor 2 II LGX
38 0.5 YE/BU 3221 HO2S Low Signal Bank 2 Sensor 2 II LGX
39 0.5 BK/YE 1716 Knock Sensor Low Reference 1 II LGX
40 0.5 BK/GY 2303 Knock Sensor Low Reference 2 II LGX
41 - - - Not Occupied - -
42 0.5 YE/WH 3200 Throttle Inlet Absolute Pressure Sensor Signal II LGX
43 0.5 WH/RD 3201 Throttle Inlet Absolute Pressure Sensor 5V Reference II LGX
44 - - - Not Occupied - -
45 0.75 GY/BK 3096 Digital Output Speed Sensor 5V Reference II LGX+M13
46 0.5 YE/RD 2709 Fuel Tank Pressure Sensor 5V Reference II LGX
47 0.5 GY/RD 2704 Manifold Absolute Pressure Sensor 5V Reference II LGX
48 0.5 BK/GN 469 Manifold Absolute Pressure Sensor Low Reference II LGX
49 0.5 BN/WH 585 Transmission Fluid Temperature Sensor Signal II LGX+M13
50 - - - Not Occupied - -
51 0.5 BK/WH 2251 Signal Ground II LGX
52 0.5 BN/WH 582 Throttle Actuator Close Control II LGX
53 - 54 - - - Not Occupied - -
55 0.5 VT/GY 3110 HO2S High Signal Bank 1 Sensor 1 II LGX
56 0.5 VT/WH 3210 HO2S High Signal Bank 2 Sensor 1 II LGX
57 0.5 VT/BU 3120 HO2S High Signal Bank 1 Sensor 2 II LGX
58 0.5 VT/GN 3220 HO2S High Signal Bank 2 Sensor 2 II LGX
59 0.5 VT/GY 496 Knock Sensor 1 Signal II LGX
60 0.5 WH/GY 1876 Knock Sensor 2 Signal II LGX
61 - 62 - - - Not Occupied - -
63 0.5 BK/VT 2760 Intake Air Temperature Sensor Low Reference II LGX
64 - - - Not Occupied - -
65 0.75 GN 3098 Output Speed Signal II LGX+M13
66 0.75 WH/BK 3097 Digital Output Speed Sensor 5V Reference II LGX+M13
67 0.5 GN/WH 432 Manifold Absolute Pressure Sensor Signal II LGX
68 - 69 - - - Not Occupied - -
70 0.5 WH/BU 6289 Intake Air Temperature Sensor Signal II LGX
71 - - - Not Occupied - -
72 0.5 YE 581 Throttle Actuator Open Control II LGX
73 2.5 BK/WH 451 Signal Ground I LGX
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