This is usually a bad plug or ignition coil. Here are the most common.

Honda Civic Why Is My Check Engine Light Flashing Honda Tech

It s flashing to let you know that if you keep driving the vehicle you are going to ruin the catalytic converter and or damage the engine in a meaningful way.

2002 honda civic check engine light blinking. Not all check engine lights are caused by a leak in the evaporative system or gas tank. Sign in to reply. If there are no other symptoms.

There can be other situations that can cause the check engine light to blink as well. Sometimes it s caused by an o2 sensor misfire spark plug spark plug wires etc. You should see a spark in between the plug gaps and it should be a bright white flash.

If you know the code it would help to diagnose your issue. While i m driving the car shakes and it has a flashing check engine light. The check engine light in your honda offers important diagnostic information which will alert you of a serious problem like a bad catalytic converter.

If the spark ignites outside of the gap or the spark color is yellow or orange then the spark is weak. Replace the spark plug wires if they are fouled. There will always be trouble codes associated with the check engine light blinking.

The light flashing with the engine struggling indicates you have a misfire. Mencia29 in hialeah fl on. This is evidenced also by the running rough you are experiencing.

If you don t notice any performance issues and check engine light is not flashing tighten the gas cap and continue driving. Have a friend crank the engine. When i took it to the dealer they found bad grey and burnt fluid metal pieces in the pan and eventually replaced the transmission.

Average failure mileage is 139 950 miles. However the check engine light also appears when the fuel tank cap is loose or a change in humidity has occurred. O2 sensor performing below efficiency is a widespread problem that will cause your honda check engine light to come on.

Then only time will tell. It is not advisable to drive the car in this fashion you can and will cause related damage to other components. My light was blinking 2002 ex.

The engine check light has continually been coming on regularly between 100 to 500. The computer code said it was a failed transmission temp sensor. Let a real mechanic do the job on this code.

If you can get the codes read it will normally tell you which cylinder is misfiring and you can just replace the coil on that cylinder. Most parts stores will check the codes for you at no charge. 1 answer 0 comments.

Blinking check engine light diagnosis. Bad fluid problems shifting etc. The 2002 honda civic has 3 problems reported for engine light on.

I have a 2002 honda civic ex coupe. Questions honda honda civic 2002 honda civic. Check the remaining spark plugs.

Hello if the check engine light is flashing it indicates there is a misfire detected with the engine. This article applies to the honda civic 1992 2000 and accord 1990 2002. These trouble codes will be able to tell you where to start hunting down the problem.

A loose or missing gas cap will trigger your honda check engine light to come on.