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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) 1

Heated Oxygen Sensor (HO2S) 1

WARNING: This page is about a different variant/trim than selected.
Fig 1: HO2S 1 Connector End View
GM1523693Courtesy of GENERAL MOTORS CORP.
HO2S 1 Connector Part Information

Connector Part Information 
  • OEM: 42122200
  • Service: 88988764
  • Description: 6-Way F Flat Contact Housing Sealed (BK)
Terminal Part Information 
  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit
HO2S 1 Connector Terminal Identification

Pin Wire Color Circuit No. Function
1 PU/WH 1665 HO2S High Signal
2 WH 5279 HO2S Pump Current
3 PK/BK 5293 Ignition 1 Voltage
4 GY/WH 3113 HO2S Heater Low Control Sensor 1
5 TN 1664 HO2S Low Signal
6 L-GN 5278 HO2S Input Pump Current Sensor 1
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