ENGINE COOLANT TEMPERATURE (ECT) SENSOR CONSTRUCTION/OPERATION [MZR-CD (RF Turbo)]

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• Installed to the side of the cylinder block.

• The thermistor type ECT sensor changes resistance according to the ECT.

• The resistance decreases if the ECT increases and, conversely, increases if the ECT decreases.

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Thermistor

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ECT sensor

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ECT sensor characteristic

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Resistance

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Large

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Small

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High

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Low