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Home >> Chevrolet >> 2014 >> Volt >> Repair and Diagnosis (Single Page) >> Quick Lookups >> Wiring Diagrams >> Wiring Systems And Power Management - Component Connector End Views - K9 (X2) To K83 >> Component Connector End Views >> K20 Engine Control Module X1

K20 Engine Control Module X1

GM2845590
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 34576-7173
  • Service Connector: 13395411
  • Description: 56-Way F MX123 34576 Series (BK with BU 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 19119374 J-35616-35 (VT) J-38125-36 Not Available Not Available Not Available Not Available
K20 Engine Control Module X1

Pin Size Color Circuit Function Terminal Type ID Option
1 0.5 L-BU/BK 7493 High Speed GMLAN Serial Data (+) (3) I -
2 0.5 L-GN/WH 1162 Accelerator Pedal Position Signal (2) I -
3 0.5 L-GN/L-BU 492 Mass Air Flow Sensor Signal I -
4-9 - - - Not Occupied - -
10 0.5 YE/WH 1161 Accelerator Pedal Position Signal (1) I -
11 - - - Not Occupied - -
12 0.5 L-GN 380 A/C Refrigerant Pressure Sensor Signal I -
13 0.5 BK/BN 5514 Low Reference I -
14 - - - Not Occupied - -
15 0.5 WH 7494 High Speed GMLAN Serial Data (-) (3) I -
16 0.5 BN/RD 1274 5 Volt Reference I -
17 - - - Not Occupied - -
18 0.5 L-BU/WH 3977 Accessory Wakeup Serial Data 2 I -
19 0.5 VT/WH 239 Run/Crank Ignition 1 Voltage I -
20 0.75 RD/BN 440 Battery Positive Voltage I -
21-23 - - - Not Occupied - -
24 0.5 WH/RD 1164 5 Volt Reference I -
25 - - - Not Occupied - -
26 0.5 BN/RD 2700 5 Volt Reference I -
27 - - - Not Occupied - -
28 0.5 L-GN/GY 465 Fuel Pump Primary Relay Control I -
29 0.5 L-BU 2500 High Speed GMLAN Serial Data (+) (1) I -
30 0.5 BK/VT 1272 Low Reference I -
31 0.5 BK/WH 2760 Low Reference I -
32 0.5 BK/L-BU 6813 Low Reference I -
33 0.5 WH/L-BU 6311 Cruise/ETC/TCC Brake Signal I -
34-37 - - - Not Occupied - -
38 0.5 BK/L-BU 1271 Low Reference I -
39 - - - Not Occupied - -
40 0.5 WH 5148 Engine Main Relay Control I -
41 0.5 L-BU/VT 2364 Cooling Fan Speed Signal I -
42 - - - Not Occupied - -
43 0.5 WH 2501 High Speed GMLAN Serial Data (-) (1) I -
44 - - - Not Occupied - -
45 0.5 WH/L-BU 6289 Induction Air Temperature Sensor Signal I -
46 0.5 YE/BK 3000 Coolant Temperature Sensor #2 Signal I -
47 - - - Not Occupied - -
48 0.5 L-GN 6271 Crankshaft 60X Sensor Signal I -
49-50 - - - Not Occupied - -
51 0.5 L-BU/BN 421 Air Injection Reaction Solenoid Relay Coil Control I NU6
52 0.5 BN/WH 419 Check Engine Indicator Control I -
53-54 - - - Not Occupied - -
55 0.5 L-GU/L-BU 436 Air Injection Reaction Pump Relay Coil Control I NU6
56 - - - Not Occupied - -
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