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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1844 (Engine Controls And Fuel - 2.4L (Lat) - Introduction (2 Of 2)) >> Component Locator >> Engine Controls Connector End Views >> Heated Oxygen Sensor (HO2S) 1

Heated Oxygen Sensor (HO2S) 1

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Heated Oxygen Sensor (HO2S) 1 Connector End Views
GM474210Courtesy of GENERAL MOTORS CORP.
Heated Oxygen Sensor (HO2S) 1 Connector Parts Information

Connector Part Information 
  • OEM: 12176897
  • Service: 15305903
  • Description: 4-Way F Metri-Pack 150 Series Sealed (L-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 BK/WH 3113 HO2S Heater Low Control Sensor 1
D WH 5291 Ignition 1 Voltage
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