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Home >> Cadillac >> 2006 >> STS Base, 3.6 7, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Control System - 4.6L (LH2) - Introduction (2 Of 2)) >> Component Locator >> Engine Controls Connector End Views >> Heated Oxygen Sensor (HO2S) - Bank 1 Sensor 2

Heated Oxygen Sensor (HO2S) - Bank 1 Sensor 2

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Fig 1: HO2S - Bank 1 Sensor 2 Connector
GM280761Courtesy of GENERAL MOTORS CORP.
Engine Controls Connector End Views

Connector Part Information 
  • OEM: 12160825
  • Service: 12167158
  • Description: 4-Way M Metri-Pack 150 Series (BK)
Terminal Part Information 
  • Terminal/Tray: 12045773/2
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094429/J-35616-3 (GY)
Heated Oxygen Sensor (HO2S) - Bank 1 Sensor 2

Pin Wire Color Circuit No. Function
A TN/WH 3121 HO2S Low Signal Bank 1 Sensor 2
B PU 3120 HO2S High Signal Bank 1 Sensor 2
C GY/WH 3122 HO2S Heater Low Control Bank 2 Sensor 1
D PK/BK 5294 Engine Main Relay Fused Control (5)
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