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Home >> Cadillac >> 2007 >> STS Base, 4.6 A, RWD >> Repair and Diagnosis >> Quick Lookups >> Wiring Diagrams >> OEM Connector End Views - Antilock Brake System, Remote Function, Steering Wheel And Column, Engine Control Module, Engine Controls, Entertainment/Communication >> Engine Controls Connector End Views >> Heated Oxygen Sensor (HO2S) Connector End View - Bank 1 Sensor 1
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Heated Oxygen Sensor (HO2S) Connector End View - Bank 1 Sensor 1

Fig 1: Heated Oxygen Sensor (HO2S) - Bank 1 Sensor 1 Connector End View
GM655691Courtesy of GENERAL MOTORS CORP.
Heated Oxygen Sensor (HO2S) - Bank 1 Sensor 1 Connector Parts Information

Connector Part Information 
  • OEM: 12146046
  • Service: 15306365
  • Description: 4-Way F M/P 150 SLD
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) - Bank 1 Sensor 1 Connector End View

Pin Wire Color Circuit No. Function
A TN/WH 3111 HO2S Low Signal Bank 1 Sensor 1
B PU/WH 3110 HO2S High Signal Bank 1 Sensor 1
D PK/BK 5293 Engine Main Relay Fused Control (4)
E GY/WH 3113 HO2S Heater Low Control Bank 1 Sensor 1


Fig 1: HO2S Bank 1 Sensor 1 Connector End View
GM874937Courtesy of GENERAL MOTORS CORP.
HO2S Bank 1 Sensor 1 Connector Parts Information

Connector Part Information 
  • OEM: 12146047
  • Service: See Catalog
  • Description: 4-Way F M/P 150 SLD
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) - Bank 1 Sensor 1 Connector End View

Pin Wire Color Circuit No. Function
A TN/WH 3111 HO2S Low Signal Bank 1 Sensor 1
B PU/WH 3110 HO2S High Signal Bank 1 Sensor 1
D PK/BK 5293 Engine Main Relay Fused Control (4)
E GY/WH 3113 HO2S Heater Low Control Bank 1 Sensor 1
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