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Heated Oxygen Sensor (HO2S) Connector End View 1

Fig 1: Heated Oxygen Sensor (HO2S) 1 Connector End View
GM474210Courtesy of GENERAL MOTORS CORP.
Heated Oxygen Sensor (HO2S) 1 Connector Part Information

Connector Part Information 
  • OEM: 12176897
  • Service: 15305960
  • Description: 4-Way F Metri-Pack 150 Series Sealed (GY)
Terminal Part Information 
  • Terminal/Tray: 12048074/2
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094429/J-35616-2A (GY)
Heated Oxygen Sensor (HO2S) 1 Connector Terminal Identification

Pin Wire Color Circuit No. Function
A TN/WH 3111 HO2S Low Signal - Sensor 1
B PU/WH 3110 HO2S High Signal - Sensor 1
C GY/WH 3113 HO2S Heater - Sensor 1
D PK/BK 5291 Ignition 1 Voltage


Fig 1: Heated Oxygen Sensor (HO2S) 1 Connector End View
GM1523693Courtesy of GENERAL MOTORS CORP.
Heated Oxygen Sensor (HO2S) 1 Connector Part Information

Connector Part Information 
  • OEM: 1 928 404 900
  • Service: See Catalog
  • Description: 6-Way F (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) 1 Connector Terminal Identification

Pin Wire Color Circuit No. Function
1 WH 5279 Heated Oxygen Sensor Pump Current
2 TN/WH 3111 Heated Oxygen Sensor Low Signal
3 GY/WH 3113 HO2S Heater Low Control
4 PK/BK 5291 Ignition 1 Voltage
5 L-GN 5278 Heated Oxygen Sensor Input Pump Current
6 PU/WH 3110 Heated Oxygen Sensor High Signal
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