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K20 Engine Control Module X2

GM1673472
Connector Part Information
  • Harness Type: Engine Harness
  • OEM Connector: 34566-4943
  • Service Connector: Pending
  • Description: 73-Way F 0.64, 2.8 Series, Sealed (BK)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool Service Terminal Tray Core Crimp Insulation Crimp
I Pending Pending Pending Pending Pending Pending Pending
K20 Engine Control Module X2

Pin Size Color Circuit Function Terminal Type ID Option
1-2 - - - Not Occupied - -
3 0.5 BK/L-GN 2919 Fuel Rail Pressure Sensor Low Reference I -
4-7 - - - Not Occupied - -
8 0.5 L-GN 3098 Output Speed (Digital) Signal I -
9 0.5 BN/WH 585 Transmission Oil Temperature Sensor Signal I -
10 0.5 VT/GY 3110 Heated Oxygen Sensor High Signal Bank 1 Sensor (1) I -
11 0.5 VT/WH 3210 Heated Oxygen Sensor High Signal Bank 2 Sensor (1) I -
12 0.5 VT/L-BU 3120 Heated Oxygen Sensor High Signal Bank 1 Sensor (2) I -
13 0.5 VT/L-GN 3220 Heated Oxygen Sensor High Signal Bank 2 Sensor (2) I -
14 0.5 GY 2093 Fuel Saver Mode (ECO) Switch 5V Reference I -
15 0.5 BN/GY 4008 Humidity Sensor Signal I -
16 0.5 BN/WH 582 Throttle Actuator Control Close I -
17 - - - Not Occupied - -
18 0.5 BN/RD 2917 Fuel Rail Pressure Sensor (5) Volt Reference I -
19 0.5 L-BU/WH 2918 Fuel Rail Pressure Sensor Signal I -
20-22 - - - Not Occupied - -
23 0.5 L-GN/WH 5007 Reverse Switch Signal I -
24 - - - Not Occupied - -
25 0.5 BK/BN 586 Transmission Oil Temperature Sensor Low Reference I -
26 0.5 WH/BK 3111 Heated Oxygen Sensor Low Signal Bank 1 Sensor (1) I -
27 0.5 YE/WH 3211 Heated Oxygen Sensor Low Signal Bank 2 Sensor (1) I -
28 0.5 WH/YE 3121 Heated Oxygen Sensor Low Signal Bank 1 Sensor (2) I -
29 0.5 YE/L-BU 3221 Heated Oxygen Sensor Low Signal Bank 2 Sensor (2) I -
30 - - - Not Occupied - -
31 0.5 BK/VT 3109 Economy Mode Switch Low Reference I -
32 0.5 YE 581 Throttle Actuator Control Open I -
33 - - - Not Occupied - -
34 0.5 BN/RD 2701 Throttle Position Sensor 5 Volt Reference I -
35 - - - Not Occupied - -
36 0.75 VT/GY 496 Knock Sensor Signal (1) I -
37 0.75 WH/GY 1876 Knock Sensor Signal (2) I -
38 0.5 GY/L-GN 587 Skip/Shift Solenoid Control I -
39 0.5 L-GN/BK 3633 Camshaft Position Sensor Replicated Signal I -
40 - - - Not Occupied - -
41 0.5 GY/WH 3113 Heated Oxygen Sensor Heater Low Control Bank 1 Sensor (1) I -
42 0.5 GY/WH 3122 Heated Oxygen Sensor Heater Low Control Bank 1 Sensor (2) I -
43 0.5 L-GN/WH 432 Manifold Absolute Pressure Sensor Signal I -
44 0.5 GY/RD 2704 Manifold Absolute Pressure Sensor 5 Volt Reference I -
45-48 - - - Not Occupied - -
49 0.5 WH/L-BU 6289 Induction Air Temperature Sensor Signal I -
50 0.5 WH/VT 2092 Fuel Saver Mode (ECO) Switch Signal I -
51 0.5 L-GN/L-BU 428 EVAP Canister Purge Solenoid Control I -
52 0.5 L-GN/WH 492 Mass Air Flow Sensor Signal I -
53 0.5 BN 25 Charge Indicator Control I -
54 0.5 BK/BN 2752 Throttle Position Sensor Low Reference I -
55 0.5 GY 23 Generator Field Duty Cycle Signal I -
56 0.75 BK/YE 1716 Knock Sensor Low Reference (1) I -
57 0.75 BK/GY 2303 Knock Sensor Low Reference (2) I -
58 0.5 WH/GY 1786 Transmission Park/Neutral Signal (1) I -
59 0.5 L-BU 179 Oil Pump Command Signal I -
60 0.5 BN/L-GN 1174 Oil Level Switch Signal I -
61 0.5 L-GN/YE 3212 Heated Oxygen Sensor Heater Low Control Bank 2 Sensor (1) I -
62 0.5 WH/BN 3223 Heated Oxygen Sensor Heater Low Control Bank 2 Sensor (2) I -
63 0.5 BK/L-GN 469 Manifold Absolute Pressure Sensor Low Reference I -
64-66 - - - Not Occupied - -
67 0.5 YE 1457 Gear Sensor Signal (1) I -
68 0.5 WH 232 Gear Sensor Signal (2) I -
69 0.5 BK/VT 2760 Intake Air Temperature Sensor Low Reference I -
70 0.5 L-BU/WH 3630 Throttle Position Sensor (SENT1) Signal I -
71-72 - - - Not Occupied - -
73 2.5 BK/WH 451 Signal Ground I -
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