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Home >> GMC >> 2020 >> Terrain Denali, FWD >> Repair and Diagnosis >> Electrical >> Wiring Diagrams >> Component Connector End Views (K20 (X3)-K33 (X4)) >> Component Connector End Views >> K20 Engine Control Module X2 (LYX-NTM)

K20 Engine Control Module X2 (LYX-NTM)

GM4596458Courtesy of GENERAL MOTORS COMPANY
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 34576-0103
  • Service Connector: 19355678
  • Description: 49-Way F 0.64, 2.8 Series, Sealed (BK with BK 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 13579770 J-35616-35 (VT) J-38125-11A 7116-4152-02 Yazaki 9 2 5
II 19330179 J-35616-64B (LT BU) J-38125-215A Not Available Not Available Not Available Not Available
Pin Size Color Circuit Function Terminal Type ID Option
1 0.5 GY/WH 3122 HO2S Heater Low Control Bank 1 Sensor 2 II -
2 - - - Not Occupied - -
3 0.5 YE/VT 6030 Brake Vacuum Sensor Signal II -
4 - 6 - - - Not Occupied - -
7 0.5 GN/VT 4621 Engine Control Module LIN Bus 1 II -
8 0.5 BN/GY 4008 Humidity Sensor Signal II -
9 0.5 BN/WH 6933 HO2S Pump Current Signal II -
10 0.5 YE/GY 6936 HO2S Signal II -
11 0.5 GY/WH 3113 HO2S Heater Low Control Bank 1 Sensor 1 II -
12 - 13 - - - Not Occupied - -
14 0.5 WH/VT 4108 Driver Mode Switch Signal II -
15 - 18 - - - Not Occupied - -
19 0.5 GN 6935 HO2S Pump Current Trim Signal II -
20 0.5 BN 6934 HO2S Ground II -
21 0.5 GN 3060 Turbocharger Bypass Solenoid Valve Control Bank 1 II -
22 - - - Not Occupied - -
23 0.5 BU 179 Engine Oil Pump Control II -
24 0.5 WH/RD 480 Engine Control Vehicle Sensors 5 Volt Reference II -
25 0.5 WH/YE 3121 HO2S Low Signal Bank 1 Sensor 2 II -
26 0.5 WH/BK 3111 HO2S Low Signal Bank 1 Sensor 1 (3) II -
27 - - - Not Occupied - -
28 0.5 BK/GY 2303 Knock Sensor 2 Low Reference II -
29 0.5 BK/YE 1716 Knock Sensor 1 Low Reference II -
30 - - - Not Occupied - -
31 0.5 VT/BU 5294 Powertrain Main Relay Fused Supply 5 II -
32 0.5 BK/YE 548 Engine Control Sensors Low Reference 1 II -
33 0.5 GY/BK 3865 Auxiliary Heater Coolant Pump Relay Control II -
34 0.5 BN/WH 582 Throttle Actuator Close Control II -
35 0.5 BN/YE 258 Turbocharger Wastegate Solenoid Valve Control II -
36 - 37 - - - Not Occupied - -
38 0.5 BU/RD 460 Engine Oil Pressure Sensors 5 Volt Reference 1 II -
39 0.5 VT/BU 3120 HO2S High Signal Bank 1 Sensor 2 II -
40 0.5 VT/GY 3110 HO2S High Signal Bank 1 Sensor 1 II -
41 - - - Not Occupied - -
42 0.5 WH/GY 1876 Knock Sensor 2 Signal II -
43 0.5 VT/GY 496 Knock Sensor 1 Signal II -
44 0.5 YE 3054 Turbocharger Intake Pressure Sensor Signal Bank 1 II -
45 - - - Not Occupied - -
46 0.5 WH/BU 7329 Pre-Throttle Air Temperature Signal II -
47 - - - Not Occupied - -
48 0.5 YE 581 Throttle Actuator Open Control II -
49 2 BK/WH 151 Ground 1 I -