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Home >> Cadillac >> 2007 >> STS Base, 4.6 A, RWD >> Repair and Diagnosis >> Electrical >> 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 >> Engine Coolant Temperature (ECT) Sensor Connector End View
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Engine Coolant Temperature (ECT) Sensor Connector End View

Fig 1: Engine Coolant Temperature (ECT) Sensor Connector End View
GM1538760Courtesy of GENERAL MOTORS CORP.
Engine Coolant Temperature (ECT) Sensor Connector Parts Information

Connector Part Information 
  • OEM: 15449028
  • Service: 88987978
  • Description: 2-Way Sealed (BK)
Terminal Part Information 
  • Terminal/Tray: 15326267/19
  • Core/Insulation Crimp: E/4
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)
Engine Coolant Temperature (ECT) Sensor Connector End View

Pin Wire Color Circuit No. Function
A YE 410 ECT Sensor Signal
B TN 2761 Low Reference


Fig 1: Engine Coolant Temperature (ECT) Sensor Connector End View
GM655692Courtesy of GENERAL MOTORS CORP.
Engine Coolant Temperature (ECT) Sensor Connector Parts Information

Connector Part Information 
  • OEM: 12162195
  • Service: 88987993
  • Description: 2-Way F Metri-Pack 150.2 Series Sealed, Pull To Seat (BK)
Terminal Part Information 
  • Terminal/Tray: 12124075/5
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: 12180559-1/J-35616-2A (GY)
Engine Coolant Temperature (ECT) Sensor Connector End View

Pin Wire Color Circuit No. Function
A YE 410 ECT Sensor Signal
B TN 2761 Low Reference
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