Water Temperature Sensor

About this product

The Water Temperature Sensor (#89422-WAA01), a critical auto part in Toyota's Switch & Relay & Computer system, plays a vital role in monitoring the engine's temperature. As an electrical component, it continually gauges coolant temperature and sends this data to the engine control unit. This information is crucial in controlling the engine's fuel injection system and ignition timing. Failure to periodically replace the Water Temperature Sensor (#89422-WAA01) can lead to inaccurate readings, potentially causing overheating, decreased fuel efficiency, and engine damage. It's important to emphasize that using genuine parts ensures compatibility with your vehicle and is backed by Toyota's genuine parts warranty. The Water Temperature Sensor (#89422-WAA01) significantly contributes to the system's overall efficiency by maintaining optimal engine operation, thus preventing unnecessary fuel consumption and potential engine damage.
Brand Toyota Genuine
Part Number 89422-WAA01

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