ENGINE COOLANT TEMPERATURE (ECT) SENSOR [SKYACTIV-G 1.5, SKYACTIV-G 2.0, SKYACTIV-G 2.5]

id0140g5006200

Purpose/Function

• Detects the ECT as basic information (mainly used to determine the fuel injection amount) and sends it to the PCM as an ECT signal.

Construction

• Installed to the water outlet case.

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• A thermistor has been adopted (as the detecting element) for detecting the ECT.

Operation

• Sends the signal, which fluctuates according to the ECT, to the PCM.

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ECT sensor characteristic

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Fail-safe

DTC No.

Fail-safe function

P0117:00

•  Fixes the water temperature for the engine control at 40 °C {104 °F}, and for the idle air control at 80 °C {176 °F}.

•  Operates the cooling fan (high speed rotation).

•  Inhibits the fuel cut control during shift change.

P0118:00

•  Fixes the water temperature for the engine control at 40 °C {104 °F}, and for the idle air control at 80 °C {176 °F}.

•  Operates the cooling fan (high speed rotation).

•  Inhibits the fuel cut control during shift change.

DTC No.	Fail-safe function
P0117:00	• Fixes the water temperature for the engine control at 40 °C {104 °F}, and for the idle air control at 80 °C {176 °F}. • Operates the cooling fan (high speed rotation). • Inhibits the fuel cut control during shift change.
P0118:00	• Fixes the water temperature for the engine control at 40 °C {104 °F}, and for the idle air control at 80 °C {176 °F}. • Operates the cooling fan (high speed rotation). • Inhibits the fuel cut control during shift change.