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Engine Coolant Temperature (ECT) Sensor Connector End View

Fig 1: Engine Coolant Temperature (ECT) Sensor Connector End View
GM237066Courtesy of GENERAL MOTORS CORP.
Engine Coolant Temperature (ECT) Sensor Connector Parts Information

Connector Part Information 
  • OEM: 15359366
  • Service: 88987993
  • Description: 2-Way F Metri-Pack 150.2 Series Sealed Pull-to-Seat (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 Terminal Identification

Pin Wire Color Circuit No. Function
A OG/BK 410 ECT Sensor Signal
B YE 469 Low Reference