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Heated Oxygen Sensor (HO2S) 2

Fig 1: Heated Oxygen Sensor (HO2S) 2 Connector
GM280761Courtesy of GENERAL MOTORS CORP.
Engine Controls Connector End Views

Connector Part Information 
  • OEM: 12160825
  • Service: 15305801
  • Description: 4-Way M Metri-Pack 150 Series Sealed (BK)
Terminal Part Information 
  • Pins:
  • Terminal:
  • Core/Insulation Crimp:
  • Release Tool/Test Probe:
Heated Oxygen Sensor (HO2S) 2

Pin Wire Color Circuit No. Function
A TN/WH 1669 Heated Oxygen Sensor Low Signal Bank 1 Sensor 2
B PU/WH 1668 Heated Oxygen Sensor High Signal Bank 1 Sensor 2
C PK/BK 5291 Engine Main Relay Fused Control 2
D TN/WH 1423 Heated Oxygen Sensor Heater Low Control Bank 1 Sensor (2)
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