Engine Coolant Temperature (ECT) Sensor (LLT)

WARNING: This page is about a different car, the 2009 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Engine Coolant Temperature (ECT) Sensor (LLT) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
1	0.5 YE	410	Coolant Temperature Sensor Signal
2	0.5 TN	476	Low Reference

Connector Part Information

OEM: 1928403874
Service: 88988963
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