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Home >> Chevrolet >> 2014 >> Express 1500 LS, RWD >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Wiring Systems And Power Management - Component Connector End Views - K17 (Except JL4) To K9 (X1) >> Component Connector End Views >> K20 Engine Control Module (ECM) X1 & X2 >> K20 Engine Control Module X2 (LGH)

K20 Engine Control Module X2 (LGH)

GM1968294
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 12603596
  • Service Connector: 13574947
  • Description: 73-Way F MX123 34566 Series (BK)
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 Pins: 3, 5-10, 22, 25, 27, 41, 47, 66-67 - J J
II Pending J-35616-35 (VT) J-38125-11A 7116-4152-02 9 A 5
K20 Engine Control Module X2 (LGH)

Pin Size Color Circuit Function Terminal Type ID Option
1-2 - - - Not Occupied - -
3 0.5 YE 2928 Fuel Metering Valve High Control I -
4 0.8 PU/WH 2530 Fuel Rail Pressure Solenoid Supply Voltage I -
5 0.5 BK 2929 Fuel Metering Valve Low Control I -
6 0.5 WH 5931 Variable Nozzle Turbo Solenoid Low Signal I -
7 0.5 TN 2752 Low Reference I -
8 0.5 TN 2753 Low Reference I -
9 0.5 BN 1174 Oil Level Switch Signal I -
10 0.5 BN 6782 Low Reference I -
11-12 - - - Not Occupied - -
13 0.8 BN/WH 4901 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 1 I -
14 0.8 TN/WH 4907 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 7 I -
15 0.8 L-BU 4804 Direct Fuel Injector (DFI) High Voltage Control Cylinder 4 I -
16 0.8 BN 4801 Direct Fuel Injector (DFI) High Voltage Control Cylinder 1 I -
17 0.8 BK/WH 451 Ground I -
18 0.8 BK/WH 451 Ground I -
19 0.8 YE 2834 Low Reference I -
20 - - - Not Occupied - -
21 0.8 BK/WH 451 Ground I -
22 0.5 D-BU 5930 Variable Nozzle Turbo Solenoid High Signal I -
23-24 - - - Not Occupied - -
25 0.5 OG/BK 5929 Low Reference I -
26 - - - Not Occupied - -
27 0.5 YE/BK 1827 Vehicle Speed Signal I -
28 - - - Not Occupied - -
29 0.8 L-BU/WH 4904 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 4 I -
30 0.8 PU/WH 4906 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 6 I -
31 0.8 TN 4807 Direct Fuel Injector (DFI) High Voltage Control Cylinder 7 I -
32 0.8 PU 4806 Direct Fuel Injector (DFI) High Voltage Control Cylinder 6 I -
33-40 - - - Not Occupied - -
41 0.5 BK 2755 Low Reference I -
42-46 - - - Not Occupied - -
47 0.5 GY 2702 5 Volt Reference I -
48-65 - - - Not Occupied - -
66 0.5 TN 5928 Variable Nozzle Turbo Position Sensor Voltage Reference I -
67 0.5 PU/WH 6270 5 Volt Reference I -
68-72 - - - Not Occupied - -
73 3 BK/WH 451 Ground II -
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