How to Reset Check Engine Light for Toyota Cars

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Learn how to reset engine light for Toyota. If you own a Toyota car and you notice the check engine light coming up, it means the engine is not working properly. The car would not stop working but trust me, the engine needs attention and the earlier the better.

The check engine light is indicated by an engine sign with “check” without quotes written under it. The sign is the same for all Toyota cars including Toyota Camry, Toyota Corolla, Toyota Rav4 and Toyota Venza.


How to Reset Check Engine Light for a Toyota Corolla



Let me mention this before I get into the tutorials about resetting the check engine light. The check engine light itself is not a bad thing but what is causing it to come on could be dangerous to your car’s engine.

Follow the guide below to get started

  • Turn on the car by switching the ignition on
  • Make sure the odometer comes on and fully displaying
  • Press and hold the reset button on the trip meter
  • Turn the ignition to position I, not the start position
  • Upon completing the fifth step, the odometer will display some dashes
  • The dashes will disappear and then Zeros will the appear
  • Continue holding the button down until all the zeros disappear

Wow, if you have just completed these steps then the check engine light on your Toyota Corolla should be gone now. If this process does not make the light go away then there might be another issue with the engine, visit a professional for diagnosis. This method is only for Toyota Corolla car models; it is most likely not going to work on a Toyota 4Rev.

Generally, the check engine light comes on on a Toyota Corolla to serve as a warning sign that the engine or something in the engine bay is not working well. However sometimes the car’s computer system might misbehave and trigger the check engine light to come up.

The only reason why you personally as a Toyota Camry owner would want to reset check engine light, is when it is unnecessarily illuminating after the problem might have been resolved.


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How to Reset Toyota Camry Check Engine Light Without Scanner


The procedure for turning off a Toyota Camry 2007 is quite simple and it can be applied to some other models of Toyota too. Like I have said before, check engine lights come on as indicators that something is wrong in the engine bay.

The check engine light comes on in response to the Electronic control unit (ECU) that detects error codes from different sensors. Just before you get started with resetting the check engine light, just make sure the problem is fixed.

Follow the steps below to get started with resetting your Toyota Camry engine light

  • Turn of the car by turning off the ignition
  • Make sure the ignition is at II then remove the key
  • Now locate the fuse panel cover
  • Using your finger, pull the cover down to open it
  • Go through the fuse panel diagram to find the ECU fuse
  • Remove the fuse by pulling it out from the panel
  • Now put the kay back into the car and turn it to I position not to on car
  • Make sure the engine does not turn
  • After a couple of minutes insert the ECU fuse back to the panel
  • On putting the fuse back in, the check engine light will blink then go away
  • Finally turn of your car and cover the Fuse panel back

After successfully carrying out these steps, your Toyota Camry check engine light should be gone. This process works for many other vehicle models including the Toyota corolla and some Ford and Honda too.


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Remember, the check engine light itself is not bad but it is an indication that something is wrong. So before you think of resetting the check engine light in your vehicle, please run a diagnostics test and fix whatever first.

If you fail to fix the problem before resetting the light, it will persist and might not even go off. Now let’s see how to reset check engine light using an OBD code scan tool.


How to Reset Check Engine Light Using an Obd


On board diagnostic scan tool otherwise called the OBD is an electronic device used to scan and read trouble code from the car computer. You can use an OBD to scan your car’s computer for error codes then fix the problem in respect to the code and the engine light will go off by itself.

Enough of talking lets see how to use an OBD code scanner to reset check engine light. Follow the guide below to get started with the OBD Code scanner

  • Connect the OBD-II code scanner to the OBD connector
  • The OBD connector is usually located under the steering column
  • Turn the ignition key on and switch off all accessories in the car
  • Wait for the connection between the OBD and your car computer to be established
  • This should take less than 2 minutes
  • Now press the read button, it is usually red in color
  • Wait for the tool to complete scan for error code stored on the computer
  • Write down the error,
  • Refer to our OBD engine code list here or google the code on google
  • Get the code interpretation
  • Fix the problem
  • Erase the code from the computer using the OBD-II scan tool
  • Wait for a couple of minutes the check engine light should go off

That was easy right, yes using the OBD code scanner to reset the check engine light is easy. But always make sure that the problem that caused the computer to trigger the light is fixed to avoid further problems.


How to Reset Check Engine Light Without Disconnecting


In the event that the check engine light is on, it is best to have a mechanic inspect your car. If the light is off and you would like to reset it, you can do so by disconnecting the battery.

  1. Disconnect your car’s battery by unscrewing the negative cable from the terminal and then unscrewing the positive cable from its terminal.
  2. Wait five minutes before reconnecting them.
  3. Start your car and let it idle for at least five minutes before driving again.
  4. You can also try disconnecting and reconnecting both cables at once if there are no signs of power in the engine compartment or dashboard lights when starting the engine.


Can the engine light reset itself?


Yes check engine light does reset itself sometimes after some days of fixing the problem and driving around. Once the problem is fixed, the car’s computer can detect it and trigger the check engine light to go off by itself.

This is true for most models. If you are certain that you have resolved the issue that caused your check engine light to come on in the first place, then the light should reset itself after at least 20 cycles.

Check engine light also translates to engine problems and malfunctions in all car manufacturers but might differ depending on model. However whether you drive a Honda or a Toyota this article will still be helpful in resetting check engine light.

If you are not patient enough to wait for this, you can try other means of resetting the light. You can do this either by using the OBD-II scan tool or by removing the ECU fuse under the steering.


How Long Does Engine Light Take to Reset?


When the engine light turns on, it is important to take it to the mechanic for inspection. However, there are some instances where a car will not be able to make it to the mechanic.

In this case, there are some ways that a driver can check and reset the engine light themselves. A driver can use a code reader or scan tool to diagnose their car’s problem.

This tool will tell them what is wrong with their car and what needs to be fixed. If they do not have access to these tools, then they should follow these steps:

  • Turn off the engine
  • Wait 10 seconds
  • Start your vehicle again and see if the light goes off


How to Turn off the Engine Warning Light?


The engine warning light is a warning light that alerts the driver of the car when there is a problem with the engine.

The engine warning light can be turned off by turning off the ignition or restarting the vehicle.

It can also be turned off by pressing and holding down the trip odometer reset button for 10 seconds.


Does Disconnecting Battery Clear Codes?


The answer to this question is yes. Disconnecting the battery will clear codes. However, if the battery is not disconnected for a long time, it might not work and will need to be replaced.




“Check Engine” is indicated by a sign with the word “check” written to the left of it. This symbol is present on all Toyota models- Camry, Corolla, Rav4 and Venza.

In this guide i have covered all you need to know about how to reset check engine light for Toyota and reasons why the light comes on. If you have any questions please ask using the comments section.

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