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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Control System & Fuel System - 3.6L - Introduction (2 Of 2)) >> Component Locator >> Engine Controls Connectors >> Heated Oxygen Sensor (HO2S) 2

Heated Oxygen Sensor (HO2S) 2

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Fig 1: HO2S 2 Connector End View
GM831392Courtesy of GENERAL MOTORS CORP.
HO2S 2 Connector Part Information

Connector Part Information 
  • OEM: 12092839
  • Service: 12092839
  • Description: 5-Way M Metri-Pack 150 Series (BK)
Terminal Part Information 
  • Pins: A, B, D, E
  • Terminal/Tray: 12045773/2
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094429/J-35616-3 (GY)
HO2S 2 Connector Terminal Identification

Pin Wire Color Circuit No. Function
A TN/WH 3121 HO2S Low Signal
B PU 3120 HO2S High Signal
C - - Not Available
D BK/WH 3122 HO2S Heater Low Control Sensor 2
E PK 339 Ignition 1 Voltage
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