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K20 Engine Control Module X2 ()

GM4596458Courtesy of GENERAL MOTORS COMPANY
Connector Part Information
  • Harness Type: Engine Wiring Harness
  • OEM Connector: 12672838
  • 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
I 13587518 J-35616-35 (VT) J-38125-11A
II 19351723 J-35616-64B (L-BU) J-38125-213
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 0.5 BU 6814 Engine Coolant Thermostat Heater Control II -
3 - 5 - - - Not Occupied - -
6 0.5 GN / WH 4622 Engine Control Module LIN Bus 2 II -
7 0.5 GN / VT 4621 Engine Control Module LIN Bus 1 II -
8 - - - Not Occupied - -
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 0.5 YE / GY 11029 Canister Vapor Pressure Sensor Signal II -
16 - 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
0.5
BU
BU
179
179
Engine Oil Pump Control
Engine Oil Pump Control
II
II
F48
-F48
24 0.5 WH / RD 480 Engine Control Vehicle Sensors 5 Volt Reference 1 II -
25 0.5 WH / YE 3121 HO2S Low Signal Bank 1 Sensor 2 II -
26 - 27 - - - Not Occupied - -
28 0.5 BK / GY 2303 Knock Sensor Low Reference 2 II -
29 0.5 BK / YE 1716 Knock Sensor Low Reference 1 II -
30 - - - Not Occupied - -
31 0.5 VT / BU 5294 Powertrain Main Relay Fused Supply Voltage 5 II -
32 - - - Not Occupied - -
33 0.5 GY / BK 3865 Auxiliary Heater Coolant Pump Relay Control II (MAH/MBC/MCX)
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 Control Sensors 5 Volt Reference 1 II -
39 0.5 VT / BU 3120 HO2S High Signal Bank 1 Sensor 2 II -
40 - 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 - 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 2650 Ground I -