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Home >> Cadillac >> 2006 >> DTS 4.6 9 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 4.6L - Introduction (2 Of 2) >> Component Locator >> Engine Controls Connector End Views >> Heated Oxygen Sensor (HO2S) 2

Heated Oxygen Sensor (HO2S) 2

Fig 1: HO2S 2 Connector
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Engine Controls Connector End Views

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

Pin Wire Color Circuit No. Function
A TN/PK 3121 HO2S 2 Low Signal
B PK/OG 3120 HO2S 2 High Signal
C BK/WH 3122 HO2S 2 Heater Low Control
D PK/BK 5294 Engine Main Relay Fused Control
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