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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 100 (Engine Control System & Fuel - 4.8L, 5.3L, 6.0L And 6.2L - Introduction (2 Of 2)) >> Component Locator >> Engine Controls Connectors >> Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (Except LY6 and L92)

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (Except LY6 and L92)

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Fig 1: Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (Except LY6 and L92) Connector End View
GM280761Courtesy of GENERAL MOTORS CORP.
Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (Except LY6 and L92) Connector Parts Information

Connector Part Information 
  • OEM: 12160825
  • Service: 15305801
  • Description: 4-Way M Metri-Pack 150 Series (BK)
Terminal Part Information 
  • Terminal/Tray: 12045773/2
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094429/J-35616-3 (GY)
Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (Except LY6 and L92) Connector Terminal Identification

Pin Wire Color Circuit No. Function
A TN 1664 HO2S Low Signal - Bank 1 Sensor 1
B PU/WH 1665 HO2S High Signal - Bank 1 Sensor 1
C GY/WH 3113 HO2S Heater Low Control - Bank 1 Sensor 1
D PK 539 Ignition 1 Voltage
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