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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different car >> Section 680 (Engine Controls And Fuel - 2.4L - Introduction (2 Of 2)) >> Component Locator >> Engine Controls Connectors >> Engine Coolant Temperature (ECT) Sensor

Engine Coolant Temperature (ECT) Sensor

WARNING: This page is about a different car, the 2007 Pontiac G5 Pursuit, 2007 Pontiac G5, and 2007 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Engine Coolant Temperature (ECT) Sensor Connector End View
GM666646Courtesy of GENERAL MOTORS CORP.
Engine Coolant Temperature (ECT) Sensor Connector & Terminal Parts Information

Connector Part Information 
  • OEM: 15449028
  • Service: 88987978
  • Description: 2-Way F Global Terminal 150 Series 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 Terminal Identification

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