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Home >> Chevrolet >> 2018 >> Volt Premier >> Repair and Diagnosis >> External Pages >> Different car >> Section 3 (Component Connector End Views - K9 X4 To K43 X2) >> Component Connector End Views >> K20 Engine Control Module X1

K20 Engine Control Module X1

WARNING: This page is about a different car, the 2017 Chevrolet Volt. However, it is still accessible from the selected car via links, so may be relevant.
GM2889071
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 34566-6743
  • Service Connector: 13574946
  • Description: 73-Way F 0.64, 2.8 Series, Sealed (BK with BU 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 13576392 J-35616-4A (PU) J-38125-11A 7116-4152-02 Yazaki 9 2 5
II 19301532 J-35616-64B (LT BU) J-38125-213 Not Available Not Available Not Available Not Available
Pin Size Color Circuit Function Terminal Type ID Option
1 - 6 - - - Not Occupied - -
7 0.5 WH 7494 High Speed GMLAN Serial Data (-) 3 II -
8 0.5 BU/BK 7493 High Speed GMLAN Serial Data (+) 3 II -
9 0.5 BU 2500 High Speed GMLAN Serial Data (+) 1 II -
10 0.5 WH 2501 High Speed GMLAN Serial Data (-) 1 II -
11 0.5 BN/RD 1274 Accelerator Pedal Position 5V Reference 2 II -
12 0.5 WH/RD 1164 Accelerator Pedal Position 5V Reference 1 II -
13 0.5 BU/WH 3977 Accessory Wakeup Serial Data 2 II -
14 0.5 VT/BK 339 Run/Crank Ignition 1 Voltage II -
15 0.5 RD/BN 440 Battery Positive Voltage II -
16 0.75 VT/BU 5292 Powertrain Main Relay Fused Supply 3 II -
17 - 24 - - - Not Occupied - -
25 0.5 BK/YE 5382 Brake Position Sensor Low Reference II -
26 - - - Not Occupied - -
27 0.5 BK/VT 1272 Accelerator Pedal Position Low Reference 2 II -
28 0.5 BK/BU 1271 Accelerator Pedal Position Low Reference 1 II -
29 - 32 - - - Not Occupied - -
33 0.5 GN/WH 1162 Accelerator Pedal Position Signal 2 II -
34 0.5 GN/WH 492 Mass Air Flow Sensor Signal II -
35 - 36 - - - Not Occupied - -
37 0.5 BN/RD 2700 A/C Pressure Sensor 5V Reference II -
38 - 40 - - - Not Occupied - -
41 0.5 WH/RD 5381 Brake Position Sensor 5V Reference II -
42 - - - Not Occupied - -
43 0.5 BN/RD 3724 Evap Leak Check Module (ELCM) Pressure Sensor 5V Reference II -
44 - - - Not Occupied - -
45 0.5 YE/WH 1161 Accelerator Pedal Position Signal 1 II -
46 0.5 YE/BK 3000 Coolant Temperature Sensor 2 Signal II -
47 - - - Not Occupied - -
48 0.5 WH/BU 6289 Induction Air Temperature Sensor Signal II -
49 - - - Not Occupied - -
50 0.5 WH/BU 6311 Cruise/ETC/TCC Brake Signal II -
51 0.5 VT/BU 5291 Powertrain Main Relay Fused Supply 2 II -
52 0.5 BU/VT 2364 Cooling Fan Speed Signal II -
53 - 56 - - - Not Occupied - -
57 0.5 GN 380 A/C Refrigerant Pressure Sensor Signal II -
58 - 59 - - - Not Occupied - -
60 0.5 BN/GY 4008 Humidity Sensor Signal II -
61 0.5 WH/GN 5380 Brake Position Sensor Signal II -
62 - - - Not Occupied - -
63 0.5 BU/GN 3725 Evap Leak Check Module (ELCM) Pressure Sensor Signal II -
64 0.5 GY 5660 Fuel Pump Controller Data Out Signal II -
65 0.5 GY 3723 Evap Leak Check Module (ELCM) Changeover Valve Ground II -
66 - - - Not Occupied - -
67 0.5 YE 5991 Powertrain Relay Coil Control II -
68 0.5 GN 3726 Diurnal Control Valve (DCV) Ground II -
69 0.5 BU 6814 Thermostat Engine Cool Control II -
70 - - - Not Occupied - -
71 0.5 BN/WH 419 Check Engine Indicator Control II -
72 - - - Not Occupied - -
73 2 VT/BU 5290 Powertrain Main Relay Fused Supply 1 I -
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