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Home >> Hummer >> 2007 >> H3 Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 3.7L - Introduction (2 Of 2) >> Component Locator >> Engine Controls Connector End Views >> Heated Oxygen Sensor (HO2S) 2
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Heated Oxygen Sensor (HO2S) 2

Fig 1: Heated Oxygen Sensor (HO2S) 2 Connector End View
GM628099Courtesy of GENERAL MOTORS CORP.
Heated Oxygen Sensor (HO2S) 2 Connector Parts Information

Connector Part Information 
  • OEM: 12092840
  • Service: 15306311
  • Description: 4-Way M Metri-Pack 150 Series, Sealed (GY)
Terminal Part Information 
  • Terminal/Tray: 12177150/24
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094429/J-35616-3 (GY)
Heated Oxygen Sensor (HO2S) 2 Connector Terminal Identification

Pin Wire Color Circuit No. Function
A TN/WH 1669 HO2S Low Signal Bank 1 Sensor 2
B PU/WH 1668 HO2S High Signal Bank 1 Sensor 2
C - - Not Available
D PK 414 HO2S Heater Supply Voltage
E BK/WH 1423 HO2S Heater Low Control Bank 1 Sensor 2
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