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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 36 (Component Locations & Component Connector End Views) >> Component Connector End Views >> Heated Oxygen Sensor (HO2S) 1 (LS4)

Heated Oxygen Sensor (HO2S) 1 (LS4)

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Heated Oxygen Sensor (HO2S) 1 (LS4) Connector End View
GM280761Courtesy of GENERAL MOTORS CORP.
Heated Oxygen Sensor (HO2S) 1 (LS4)

Pin Wire Circuit Function
A 0.5 TN 1664 HO2S Low Signal
B 0.5 PU/WH 1665 HO2S High Signal
C 0.5 BK/WH 3113 HO2S Heater Low Control Sensor 1
D 0.5 PK/BK 5293 Ignition 1 Voltage
Connector Part Information 
  • OEM: 12160825
  • Service: 12167158
  • 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)
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