GMC Chevy Colorado 2023 Manual page 329

K20 Engine Control Module X2
Connector Part Information
Harness Type: Engine Wiring Harness
OEM Connector: 34576-0103
Service Connector: 19355678
Description: 49-Way F 0.64, 2.8 Series, Sealed( BK with BK Terminal Position Assurance)
Terminal Type ID
I
II
Pin Size Color
1 0.5 VT / GN
2 0.5 BU / RD
3 - 4
5 0.5 BN / BU
6 - 8
9 0.5 VT / BU
10 0.5 BU / GY
11
12 0.5 BK / GN
13 - 14
15 0.5 GN / YE
16 0.5 YE / BN
17 - 18
19 0.5 BU / WH
20 0.5 WH
21
22 0.5 BK / GY
23 0.5 VT
24 0.5 BN / BU
25 0.5 YE / WH
2023 - Colorado Electrical Body Builder Manual
Electrical Component and Inline Harness Connector End Views
Terminal Part Information
Terminated Lead
13587518
19351723
K20 Engine Control Module X2
Circuit
4320 Powertrain Sensor Bus Enable
460 Engine Control Sensors 5 Volt Reference 1
Not Occupied
2447 Evaporative Purge Pump Pressure Signal
Not Occupied
5294 Powertrain Main Relay Fused Supply Voltage 5
2978 Coolant Diverter Valve Position Signal
Not Occupied
580 Engine Control Sensors Low Reference 2
Not Occupied
Transmission Internal Mode Switch Mode Con-
3337
trol Y
331 Oil Pressure Sensor Signal
Not Occupied
2918 Fuel Rail Pressure Sensor Signal
2590 Turbocharger Wastegate Motor Feedback Signal
Not Occupied
Engine Control Vehicle Sensors Low Reference
626
1
7485 Engine Oil Temperature Sensor 2 Signal
357 Oil Temperature Sensor Signal
3200 Throttle Inlet Absolute Pressure Sensor Signal
Diagnostic Test Probe
J-35616-35 (VT)
J-35616-64B (L-BU)
Function
6-205
4596458
Terminal Removal Tool
J-38125-11A
J-38125-213
Terminal Option
Type ID
II
II
II
II
II
II
II
II
II
II
II
II
II
II