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Home >> Buick >> 2013 >> Verano Base >> Repair and Diagnosis >> Electrical >> Wiring Diagrams >> Wiring Systems And Power Management - Component Connector End Views - E4F To K20 X2 (Lea) >> Component Connector End Views >> K20 Engine Control Module X1 (LEA)

K20 Engine Control Module X1 (LEA)

GM2470482
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 34566-0303
  • Service Connector: 13574782
  • Description: 73-Way F 0.64 2.8 Series, Sealed (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 Pending J-35616-64B (L-BU) J-38125-213 33467-0005 23 Pins: 6, 9-10, 14-15, 21-22, 25-26, 30, 33-34, 39-40, 42, 44, 46, 51, 53, 55-57, 59, 63, 66, 70, 72 - J J
II 13579750 J-35616-35 (VT) J-38125-12A 1326030-6 17 C A
K20 Engine Control Module X1 (LEA)

Pin Size Color Circuit Function Terminal Type ID Option
1-3 - - - Not Occupied - -
4 0.5 YE/WH 3200 Throttle Inlet Absolute Pressure Sensor Signal - -
5 0.5 WH/RD 3201 Throttle Inlet Absolute Pressure Sensor 5V Reference - -
6 0.5 GN 380 A/C Refrigerant Pressure Sensor Signal I -
7-8 - - - Not Occupied - -
9 0.5 BU/WH 890 Fuel Tank Pressure Sensor Signal I -
10 0.5 YE/RD 2709 Fuel Tank Pressure Sensor 5 Volt Reference I -
11-13 - - - Not Occupied - -
14 0.5 WH/RD 1164 Accelerator Pedal Position 5 Volt Reference (1) I -
15 0.5 YE/WH 1161 Accelerator Pedal Position Signal (1) I -
16-20 - - - Not Occupied - -
21 0.5 BN/RD 2700 A/C Pressure Sensor 5 Volt Reference I -
22 0.5 BK/BN 5514 A/C Refrigerant Pressure Sensor Low Reference I -
23-24 - - - Not Occupied - -
25 0.5 BU/VT 1589 Primary Fuel Level Sensor Signal I -
26 0.5 BK/GN 6281 Fuel Level Sensor Low Reference I -
27-29 - - - Not Occupied - -
30 0.5 BK/BU 1271 Accelerator Pedal Position Low Reference (1) I -
31 - - - Not Occupied - -
32 0.5 WH/GY 459 A/C Compressor Clutch Relay Control - -
33 0.5 BN/RD 1274 Accelerator Pedal Position 5 Volt Reference (2) I -
34 0.5 GN/WH 1162 Accelerator Pedal Position Signal (2) I -
35-37 - - - Not Occupied - -
38 0.5 WH 1579 Fuel Temperature/Composition Signal - -
39 0.5 BU 2500 High Speed GMLAN Serial Data (+) (1) I -
40 0.5 WH 2501 High Speed GMLAN Serial Data (-) (1) I -
41 - - - Not Occupied - -
42 0.5 BN/YE 473 High Speed Cooling Fan Relay Control I -
43 - - - Not Occupied - -
44 0.5 GN/GY 465 Fuel Pump Primary Relay Control I -
45 - - - Not Occupied - -
46 0.5 BN/WH 419 Check Engine Indicator Control I -
47 0.5 RD 5359 Brake Apply Sensor Supply Voltage - -
48 0.5 YE 5361 Brake Apply Sensor Signal - -
49-50 - - - Not Occupied - -
51 0.75 VT/BK 3 Run/Crank Ignition 1 Voltage I -
52 0.75 VT/BK 3 Run/Crank Ignition 1 Voltage I -
53 0.5 BK/VT 1272 Accelerator Pedal Position Low Reference (2) I -
54-56 - - - Not Occupied - -
57 0.5 WH/BU 6311 Cruise/ETC/TCC Brake Signal I -
58 - - - Not Occupied - -
59 0.5 GN/VT 335 Low Speed Cooling Fan Relay Control I -
60-61 - - - Not Occupied - -
62 0.75 VT/BU 5291 Powertrain Main Relay Fused Supply (2) I -
63 0.5 YE 447 Starter Relay Coil Control I -
64-65 - - - Not Occupied - -
66 0.75 WH 1310 EVAP Canister Vent Solenoid Control I -
67 - - - Not Occupied - -
68 0.5 GY 5360 Brake Apply Sensor Low Reference - -
69 - - - Not Occupied - -
70 0.5 VT/YE 5985 Accessory Wakeup Serial Data I -
71 - - - Not Occupied - -
72 0.5 BN/WH 5069 Engine Main Relay Coil Control I -
73 1.5 VT/BU 5290 Ignition 1 Voltage II -
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