This write-up will go over the signs and symptoms the will aid you decide whether or not your ECT sensor requirements to be replaced. So proceed reading to save the ECT sensor in your civic working together it should.


This article applies to the Honda civic (1992-2000).

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Your Honda Civic"s engine coolant temperature (ECT) sensor is situated in the front appropriate section of her engine block. The engine manage module (ECM) uses this sensor come constantly measure up the engine"s temperature. That is then able to regulate the fuel levels and idling, so it can adjust the spark and the exhaust gas regulation (EGR) valve functions. For this reason if her ECT sensor does walk bad, there room a couple of symptoms that will assist you pinpoint the problem. This short article will go over the details symptoms the a poor ECT sensor, and some alternatives to repair it.

Step 1 – Is your public using an ext fuel 보다 usual?

Because the ECT sensor theatre a large part in how the ECU regulates temperature and also fuel, you would certainly likely notice a decrease in fuel mileage if the sensor has actually gone bad. Since lower fuel economic climate often does indicate that the ECT has gone bad, change it v a brand-new one and observe your car"s fuel economy. If the is still reduced than normal, the source of this concern may be caused by an additional faulty ingredient of engine.

Standard Honda civic ECT sensors run from around $20 come $40. Instead of it you yourself is a basic task, therefore you have the right to avoid payment the professional cost.

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Figure 1. A decrease in fuel economy may suggest a faulty ECT sensor.

Step 2 – Is the check engine irradiate (CEL) on?

If the CEL in your dash flips on, either traction the code v an OBD scan device or execute it manually. Engine password readers deserve to run indigenous $25 to $80 in ~ your regional auto parts store. If you decide to pull the code manually, the technique to execute so deserve to be uncovered here.

You may not gain a password that directly coincides to the ECT sensor. However if the CEL code suggests a difficulty related come the sensor, the cheapest solution might still it is in to change it.

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Figure 2. Location of ECT sensor in former of the engine.

Step 3 – go your civic have problem starting?

Does your civic have challenge starting after ~ you have just filled up on gas? If your car does have some problem starting, especially after the engine has warmed up to operating temperatures, this may likewise indicate that the ECT sensor is faulty. In addition, if you need to pump the gas pedal when cold-starting your vehicle to store it native dying, this may be one more indication that your ECT sensor has actually gone bad.

Another technique is to watch the temperature gauge when the auto has currently started. The gauge needle must read a temperature just below the halfway point. If the gauge is analysis too high or also low a temperature, consider replacing the ECT sensor.

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Figure 3. Regular operating temperature should be just listed below the halfway suggest of your temperature gauge.

Step 4 – Is black color smoke comes from your exhaust?

Lastly, is black smoke coming the end of her Civic"s exhaust pipes? If so, this is additionally a sign that you should replace her car"s ECT sensor. If the ECM that your car is not receiving the correct temperature reading, that may adjust other contents of the engine. This reasons them to run under abnormal settings, and also causes a change in fuel mixture or also a complication within the engine block.

If your car has presented any type of of this symptoms, that is really likely the they are related to a negative ECT sensor. Replacing the sensor is one easy, inexpensive, quick repair, and could conserve you from i have lot of money engine damage in the future.

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Figure 4. Inspect if your exhaust is emitting black smoke.

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