Stay Cool and Confident: How to Test a Coolant Temperature Sensor with a Multimeter Like a Pro in 2024
The coolant temperature sensor maintains an engine’s optimal performance and efficiency. This small but essential component monitors the temperature of the engine coolant, providing valuable information to the engine control unit (ECU) to regulate fuel injection, ignition timing, and other critical parameters. How to test a coolant temperature sensor with a multimeter? Start by locating … Read more