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Home >> Cadillac >> 2007 >> STS Base, 4.6 A, RWD >> Repair and Diagnosis >> Quick Lookups >> Wiring Diagrams >> OEM Connector End Views - Cruise Control, Electronic Suspension Control, Engine Control Module, Engine Controls, Horn, Theft Deterrent System, Shift Lock Control, Steering Assist, Engine Electrical, Automatic Level Control >> 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
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 End View

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