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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1838 (Engine Controls And Fuel - 2.2L (L61) - Introduction (2 Of 2)) >> Component Locator >> Engine Controls Connector End Views >> Heated Oxygen Sensor (HO2S) 2

Heated Oxygen Sensor (HO2S) 2

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) 2 Connector End View
GM280761Courtesy of GENERAL MOTORS CORP.
Heated Oxygen Sensor (HO2S) 2 Connector Parts Information

Connector Part Information 
  • OEM: 12160825
  • Service: See Catalog
  • Description: 4-Way M Metri-Pack 150 Series (BK)
Heated Oxygen Sensor (HO2S) 2 Connector Terminal Identification

Pin Wire Color Circuit No. Function
A TN/WH 1669 HO2S Low Signal Sensor 2
B PU/WH 1668 HO2S High Signal Sensor 2
C BK/WH 1423 HO2S Heater Low Control Sensor 2
D WH 5291 Ignition 1 Voltage
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