Cruze

Engine Coolant Temperature Sensor Replacement

1. Remove the engine sight shield. Refer to Engine Sight Shield Replacement .
2. Remove the battery tray. Refer to Battery Tray Replacement .
3. Loosen the charge air cooler outlet hose and hang aside. Refer to Charge Air Cooler Outlet Hose Replacement : 2.0L Diesel LNP - MT → 2.0L Diesel LNP - AT → 2.0L Diesel LLW .



4. Disconnect the engine wiring harness plug from the engine coolant temperature sensor (1).
5. Remove the engine coolant temperature sensor and the engine coolant temperature sensor seal ring (2) from the engine water outlet adaptor.

Caution: Refer to Fastener Caution in the Preface section.




1. Install the engine coolant temperature sensor with a NEW engine coolant temperature sensor seal ring (2) to the engine water outlet adaptor and tighten to 13 N·m (115 lb in).
2. Connect the engine wiring harness plug to the engine coolant temperature sensor (1).
3. Tighten the charge air cooler outlet hose. Refer to Charge Air Cooler Outlet Hose Replacement : 2.0L Diesel LNP - MT → 2.0L Diesel LNP - AT → 2.0L Diesel LLW .
4. Install the battery tray. Refer to Battery Tray Replacement .
5. Fill the cooling system. Refer to Cooling System Draining and Filling .
6. Install the engine sight shield. Refer to Engine Sight Shield Replacement .