B59318840A Mazda SENSOR,TEMP.-ENG.COOLANT, Price: 20.15$, Weight: 0.2kg

Essential Engine Coolant Temperature Sensor

The engine coolant temperature sensor is a pivotal component that plays a crucial role in the operation of your vehicle's engine management system. This sensor provides real-time temperature data of the engine's coolant to the engine control unit (ECU), which uses this information to adjust fuel injection, ignition timing, and the engine cooling fan.

How the Coolant Temperature Sensor Operates

The sensor operates by measuring the temperature of the coolant through a thermistor, a resistance-based component whose electrical resistance changes with temperature variations. As the coolant temperature increases, the resistance decreases, and this change in resistance is translated by the ECU into temperature readings.

Consequences of a Faulty Sensor

If the coolant temperature sensor fails, it can lead to a variety of engine problems. These can include overheating, poor fuel economy, emissions test failures, and even severe engine damage. A broken sensor could send incorrect signals to the ECU, causing it to misjudge the engine's temperature and disrupt optimal engine performance.

Compatibility List for Replacement Sensor

• Laser
• Laser Lidea
• Ixion
• Festiva
• Festiva Mini Wagon
• Telstar
• Telstar 2
• Telstar Wagon
• Freda
• J100
• Familia
• Axela
• Mazda Instruction Car New
• Mazda Instruction Car
• Lantis
• Premacy
• BT-50
• 3 Axela
• Atenza
• 6 Atenza