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Home >> Cadillac >> 2007 >> STS Base, 3.6 7, AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls And Fuel - 3.6L (Ly7) - Introduction (2 Of 2) >> Component Locator >> Engine Controls Connector End Views >> Engine Coolant Temperature (ECT) Sensor
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Engine Coolant Temperature (ECT) Sensor

Fig 1: Engine Coolant Temperature (ECT) Sensor Connector End View
GM784092Courtesy of GENERAL MOTORS CORP.
Engine Coolant Temperature (ECT) Sensor Connector Parts Information

Connector Part Information 
  • OEM: 1928403874
  • Service: 88988584
  • Description: 2-Way F (BK)
Terminal Part Information 
  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit
Engine Coolant Temperature (ECT) Sensor Connector Terminal Identification

Pin Wire Color Circuit No. Function
1 YE 410 Coolant Temperature Sensor Signal
2 TN 470 Sensor Return
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