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Heated Oxygen Sensor (HO2S) 2

Fig 1: Heated Oxygen Sensor (HO2S) 2 Connector End View
GM806613Courtesy of GENERAL MOTORS CORP.
Heated Oxygen Sensor (HO2S) 2 Connector Part Information

Connector Part Information 
  • OEM: 15326423
  • Service: See Catalog
  • Description: 4-Way M Metri-Pack 150 Series 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
Heated Oxygen Sensor (HO2S) 2 Connector Terminal Identification

Pin Wire Color Circuit No. Function
A TN/WH 3121 Oxygen Sensor Signal - Low
B PU 3120 Oxygen Sensor Signal - High
C GY/WH 3122 Oxygen Sensor Heater Control Low - Front
D PK/BK 5291 Ignition 1 Voltage
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