A number of things can cause the examine engine light to turn on. Sometimes it is not caused by a serious difficulty with her car. Proceed reading to learn just how to reset this light and save yourself the dealership cost.


This article applies to the Honda civic (1992-2000), and Accord (1990-2002).

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The inspect engine irradiate in your Honda offers crucial diagnostic information, which will certainly alert friend of a serious trouble like a poor catalytic converter. However, the check engine light also appears as soon as the fuel tank cap is loose, or a readjust in humidity has actually occurred. Since this signal istransfer via the electric system in her car, friend don\"t have to drive to a mechanic to reset it. You likewise don\"t have to buy components or products for this task, and the process takes simply minutes come complete. Yet if the light comes on again, visit your neighborhood Honda\"s dealership service department to have actually it taken care of.

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Step 1 – examine the check engine irradiate on the dash

Turn on the ignition, and also then check if the examine engine irradiate (CEL) is stable or flashing. A stable light typically indicates a problem with the vehicle\"s computer system, such as a sensor the is not carrying or receiving the exactly data needed. On the various other hand, a flashing light typically indicates a misfire in the ignition system. Turn the key into the \"off\" position if one of two people of this occurs.

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Figure 1. A steady check engine light.

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Step 2 – locate the examine engine irradiate jumper plug

In the passenger\"s side foot well, remove the absent panel by the next door. This will permit you accessibility to the Engine control Unit (ECU) and also jumper plug (service connector). Relying on your Honda\"s model, the jumper plug is one of two people a blue or gray colored two-pin cable plug. A blue plug has actually one brown and also one black wire, whereas the gray plug has actually one brown and also one green/white stripe wire.

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Figure 2. Eliminate the passenger\"s side absent panel.
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Figure 3. Blue jumper plug through brown and also black wires.
Pro Tip

While that is possible to reset the CEL irradiate at this time, your finest option is to decipher the problem codes provided by the system. Doing therefore will assist you to recognize if further diagnostics room needed.


Step 3 – interact the jumper plug

Strip two ends of a brief speaker wire. Insert each end of the cable (or paperclip) right into each terminal the the jumper plug.

Figure 4. Jumper plug with stripped wire.

Step 4 – turn on ignition switch

Turn ~ above the ignition switch without beginning the engine. The check engine light will certainly flash together normal. Counting the number of flashes to identify the applicable CEL code (trouble code).

A lengthy flash (or around one second) amounts to 10.A short code (or approximately half a second) amounts to one.

For example, two long flashes followed by two brief flashes will certainly equal to the password 22. Any kind of subsequent codes will certainly follow in 2.5 2nd intervals.

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Step 5 – Reset the check engine light

Now you deserve to clear the ECL password by resetting the ECU. Gain accessibility the interior fuse box, which is located to the left that driver\"s side dash. Remove the dashboard cover to access your vehicle\"s fuses. Use the fuse panel diagram top top the inside cover to identify the place of each individual fuse. Making use of the fuse puller (or needle nose pliers), remove fuse 7.5A. Wait 3 minutes, then re-attach the fuse. This need to reset the CEL.