May 22, 2025 · Find out what an engine coolant temperature sensor is, where it's typically located, and the signs that it needs replacement. Read on.

Nov 12, 2025 · Discover 8 common signs of a bad coolant temperature sensor and learn how much replacement typically costs.

Don’t let a bad coolant temperature sensor cause overheating! Discover the signs of failure, the tools you need, and a step-by-step replacement guide to fix it fast.

Jun 13, 2025 · A bad coolant temperature sensor can lead to erratic gauge readings, engine overheats, cold or rough starts, emissions problems, and poor fuel economy. You see, the engine coolant …

Dec 19, 2024 · The coolant temperature sensor monitors the engine’s temperature and communicates this information to the car’s computer. It helps prevent overheating by triggering warning lights and …

Feb 18, 2025 · A failing coolant temp sensor can cause overheating, poor fuel economy, hard starts, rough idling, and erratic temperature readings. Worse, if left unchecked, it will cause your ECU to …

Jul 4, 2025 · What is an Engine Coolant Temperature Sensor? The engine coolant temperature sensor, also known as the coolant temperature sensor, is a thermistor or thermocouple that measures the …

Dec 17, 2024 · Engine coolant temperature sensor replacement, is easier than you think. Some steps and sensor locations may vary depending on the year, make and model of your vehicle. So, if you …

May 23, 2025 · Here is a more detailed list of the signs of a bad or failing coolant temperature sensor to look for: #1. Check Engine Light. One of the first signs of all coolant temperature sensor symptoms …

What is an Engine Coolant Temperature Sensor? An engine coolant temperature sensor, or ECT sensor or CTS (coolant temperature sensor) is a small automobile sensor used in a cooling system of the …