Eddie invested 35 years in the automotive company with Honda. He is an ASE Certified master Technician and also has bruised knuckles to prove it.

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Your “check engine” light come on as soon as your car’s onboard computer (or PCM, Powertrain control Module) documents some kind of problem. This onboard computer system runs your car so the it has actually optimum fuel economy and also low emissions. The PCM creates a password indicating what part or mechanism is malfunctioning (electrical system, oxygen sensors, and also so on). Your technology can get the code from the vehicle and look up its meaning.

In the meantime, you’re more than likely wondering: what room the possibilities? Is over there something walk on in your vehicle or in her life that prompted this “check engine” situation? Where must a mechanic begin looking to uncover the problem?

The an initial Two concerns to Ask you yourself if the examine Engine irradiate Is On

Is the auto running normally?Is the "check engine" irradiate flashing?

10 Diagnostic questions to asking If your "Check Engine” Light comes On

After you've figured out if your automobile is to run normally and whether the light is on or flashing, ask the staying questions.

Has your car been in the shop for company recently?Have you sustained your car recently?Did you perhaps overfill your fuel tank?Have you mounted any brand-new electronic devices recently?Did her “check engine” light come on ~ driving through a deep puddle?Do friend have extreme humidity in your vehicle caused through a water leak?Do girlfriend live in a countryside area whereby there are numerous critters?Are various other warning lights illuminated on the dash?Did your automobile sit for a long period of time without anyone driving it?Were friend the critical one to drive her car?

What does the check Engine light Look Like?

Don’t confuse your "check engine" light with your maintain reminder (a light the goes on instantly to repeat you it’s time because that a routine service). If you’re no sure, check the table of contents in her owner’s manual, under “warning lights.”



This small yellow light (labeled "maintenance indicator") is no the "check engine" light (1991 Honda Accord)


How Long have the right to You Drive v Your examine Engine irradiate On?

Is the auto running normally? If your vehicle is running normally, and also you have actually no trouble driving it, the trouble is not so severe that you must panic. That course, you must not neglect the light; that is warning friend of some trouble with the emissions system. When the light is on, your car runs ~ above default parameters, no optimized to alleviate emissions and increase mileage, and so girlfriend won’t get the gas usage the automobile is designed to get. Just call your mechanic or dealer to do an appointment within a reasonable quantity of time.Is the "check engine" light flashing? If it's flashing, it way you have actually a serious problem and you really should not it is in driving your car. It's flashing because it's speak “STOP!!! Hey, Look at Me!!!” It’s saying her catalytic converter is gift damaged. It’s probably a great idea to contact a tow van at this point; girlfriend don’t want to add to the price of any repairs that will be needed.

What does the inspect Engine light Mean?

The inspect engine light is a light that the engine computer system uses to signify that there is miscellaneous wrong. They are orange, amber, or yellow, and also not to be ignored!

How come Reset the inspect Engine Light

The only way to "reset" the examine engine irradiate is by resolving the problem causing it. Thus, the 10 reasons I list listed below may help you reset your examine engine light.

Why Is My examine Engine light on? 10 reasons Why Your inspect Engine irradiate On

1. Has actually Your auto Been Serviced Recently?

If your auto has been in the shop freshly for service, it’s quite possible the technician has caused your "check engine" light problem. Sometimes a technician will forget to reinstall a connector to a sensor, or no snap the connector ago together completely. Or that or she might knock a connector loose while law a boy service.

On older Hondas, the oxygen sensor is directly below the oil filter, so a technician removed the oil filter for a regimen oil readjust might pour out oil ~ above the oxygen sensor. It’s just possible, though no common, the a technician clean everything oil off the sensor damaged that somehow.


On this 1991 Honda Accord, you deserve to see how the oxygen sensor (little rat-tailed item) is located directly listed below the oil filter. You can imagine exactly how easy it is to dump oil on it.


2. Have actually You sustained Your car Recently?

If girlfriend didn’t tighten the fuel cap sufficient (or forgot to put it ~ above altogether!), the can cause your "check engine" light to come on. Every Honda fuel caps have actually a ratcheting maker built into the cap to accomplish a an excellent seal and also keep girlfriend from over-tightening the cap. As soon as tightening her fuel cap, be certain to rotate it enough to hear at the very least three clicks; that ensures the appropriate torque to be applied. If your examine engine light is on, simply inspect your fuel lid to make certain it is turned three clicks.

3. Did you Overfill her Fuel Tank?

If you’re one of those civilization who like to height off the fuel tank, you should break the habit, especially if you own a more recent Honda. When the gas pump shuts turn off automatically, the tank is as complete as it requirements to be. To store gasoline fumes out of the atmosphere, modern United says cars are compelled to catch the fumes and recycle them right into the engine to it is in burned. Overfilling the tank can spill fuel right into tiny vacuum lines and filters, i beg your pardon in turn have the right to clog emission gadgets (like the "evap canister" being replaced in the three do-it-yourself videos in ~ the end of this article). Soaking these tools in petrol will reason the "check engine" light to come on. Instead of the damaged parts could be costly, however the time spent diagnosing the problem could be even much more so.

4. Have actually You installed Any new Electronic devices Lately, or had actually Them mounted by a Professional?

Everyone likes all the new gadgets easily accessible for cars this days, like back-up cameras, thunder-booming stereos, remote automobile starters, high-intensity-discharge headlights, and rear entertain systems, to name a few. It’s just feasible that the human being installing your machine may have actually blown a fuse, or worse, may have actually tapped right into the wrong wire and caused the dang "check engine" light to come on again.

Check to watch that all electronic devices in the automobile are working properly (e.g. Dash light, 12-volt strength supply, inner lights). If whatever is working properly, I would certainly either test every the fuses (using a test light or a voltage meter is the fastest means to carry out that) or return the auto to the human being who go the work.

5. Did your "Check Engine" irradiate Come on after ~ Driving with a Deep Puddle?

This isn’t common however it go happen. After ~ driving because that a if on the highway, her exhaust deserve to get exceptionally hot; if friend then happen to drive with a deep puddle, that is feasible for water to cool the oxygen sensor too quickly and also crack the material inside the sensor. The oxygen sensor is situated under the vehicle, generally in or close to the catalytic converter where the temperature can exceed 600 degrees. If this sounds like your scenario, take your automobile to the dealer or your local mechanic.


You deserve to see both oxygen sensors, front and rear, one in the former pipe before the catalytic converter and the other is in the facility of the catalytic converter. If friend hit a puddle deep enough, you can actually submerge the sensors.


6. Do You Have excessive Humidity in Your car Caused through a Water Leak?

Water ~ above the front or back carpet in your automobile will regularly be comes from the former of the car somewhere; water flows in the direction of the back because of acceleration, and because the floor is tapered towards the behind of the vehicle. If the water is just visible top top the rear carpet, the leak might be in the rear of the vehicle.

The most common reason of a water leak is the windshield; sometimes a newly replaced windshield will leak.

If a leaky windshield drips water on one ECU (Engine manage Unit) fuse crate or any other manage unit, this will reason an ECU failure and also your “check engine” light will certainly come on. Water is very damaging to all electronic tools (just drop her smartphone in water and also see what happens).

7. Execute You Live in a landscape Area wherein There Are lots of Critters?

Critters can cause all kinds of problems in cars, from awful smells come chewed wires. If girlfriend live or work in an area whereby mice, rats, chipmunks. Or 설 설 can gain into your car, they can wreak destruction on your cars’ electrical systems. Given the chance, critters will develop nests and also store food for the winter, and also for part reason, they choose to chew wires. In fact, some automobile manufacturers assemble cable harnesses wrapped v mouse-deterrent tape, no kidding. It’s not completely effective yet it’s a start. If a critter chews the best wires in your vehicle, it will reason the “check engine” light to come on, and also an high value bill! instead of a wire harness is challenging and time-consuming.

Signs of critters in your vehicle are:

bad odorsacorns and also nuts (or dried dog food) save on computer in the engine compartment or gloves boxchewed carpetingloud noises when the heater or air conditioning pan come on. Critters are infamous for structure nests inside blower engine assemblies, resulting in all type of problems.

8. Are various other Warning lamp Illuminated top top the Dash?

In some cases, a fail in another part or mechanism can cause your "check engine" irradiate to come on. Lot of warning lamp illuminated on the dash don't necessarily median multiple problems, so don't panic. The lights could all be led to by a single problem: for example, if her alternator is not charging, or if it’s over-charging, the could cause low or high voltage in the system, i beg your pardon would cause many lamp to come on.

9. Go Your car Sit because that a long Time there is no Anyone control It?

Cars that sit because that a long duration of time room susceptible come a plethora that problems. Critters relocate in, batteries walk dead, tires go flat, brake rotors end up being rusted and also cause a pulsation when using the brakes, pulleys rust and cause belts to squeak, and the list goes on. If your car sat because that a while, her "check engine" light can come on since a sensor or solenoid is stuck, or for various other reasons. Have actually it checked out by an honest mechanic; they space out there, you just have to discover them.

10. Were You the last One to Drive her Car?

If friend were not the critical one come drive her car and the "check engine" irradiate is on, you need to start questioning questions. Sometimes household members or friends who borrow your automobile spill soda or coffee ~ above the console without telling you. On part Hondas, the ECM/PCM (engine manage unit/powertrain control unit) is located below the center of the console, and sugary drinks can damage this expensive regulate unit.

Automatic Scan Tool: create Down the Code

If you have a buddy, friend, uncle, or cuz the can inspect the code because they have a scan tool, make certain you create down the code because if you decide to erase it, you’ll want to recognize what that was when the irradiate comes back on (and if it’s an worry other than a loosened gas cap, the trouble will normally come back). It’s an excellent practice because that you and great information to offer your mechanic.

Buying a Scan device to analyze "Check Engine" Codes

If you want to shot and diagnose the problem yourself, you will need to figure out v the diagnostic code is informing you. Right here is a overview to knowledge the codes.

You will likewise need a scan tool. If you decide to to buy on, pick one that will certainly last because that years. Vehicles are just getting much more sophisticated each year, so arrangement for the future. The OBD2 system covers 1996 and also later cars (the OBD1 mechanism that covers older ones might be included, depending on the device). Ns recommend looking for these 4 time- and also money-saving features:

A display screen that contains a description of the cause of the warning light, as well as the code. This saves you time from having to look increase the description that goes through the numerical password in a book or top top the computer.LED screen for state emissions readiness check and drive bike verification. This feature will allow you know if it will pass one emissions test.Battery back-up that will store the password in the device after girlfriend disconnect the scan tool, for this reason you deserve to review it and also analyze it away from the automobile (even if you forgot to create down the code)A USB cable to update the details in your scan device from your very own computer. If you can't update the scan tool, it will be obsolete in 3 years.

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This write-up is accurate and also true come the finest of the author’s knowledge. Content is because that informational or entertainment functions only and also does not substitute for personal counsel or professional advice in business, financial, legal, or technical matters.

Questions & Answers

Question: our 2013 Honda Pilot was saying “check fuel cap” for a couple of days, for this reason we preserved trying to tighten it. At some point the engine light come on a week later. We changed the fuel cap v a new one purchased indigenous Honda. The engine light is tho on and it was changed 2 days ago. Walk the system need time come reboot itself or must we be acquiring the auto looked at?

Answer: If the light doesn't go the end within 3 days, you may need to have actually the mechanism tested for other little leaks in the system or parts that space not working correctly.

Question: The engine light come on and also showed the examine emission system message. I visited AutoZone to inspect the code. It proved P0420. They claimed it’s the Catalytic Converter and Exhaust Flange Gasket. Ns just had my emissions inspection around two main ago, and also it passed. Ns filled up with gas yesterday. Is over there anything that would reason this that would correct itself? I’m a single mom and also want to check anything ns can before I spend the money to take it it to the shop.

Answer: The leaking exhaust gasket could be the reason of your problem. I recommend having that leak solved first. Then, journey the car for a few days to watch if the irradiate goes the end on that own. If the doesn't, you might need to have actually further trial and error done. It's feasible that girlfriend only require an O2 sensor, and not the catalytic converter, yet the O2 sensors demands to be tested by a mechanic that knows how to test them.

Question: can a broken PCV valve cause the "Check Engine" irradiate to walk off?

Answer: Yes, if the PCV valve is damaged your engine will have actually a turbulent idle due to the fact that of the vacuum leak, and it will cause the check engine irradiate to come on.

Question: The check engine light came on in mine 2005 Honda Accord. What might be wrong?

Answer: There are a most things the can reason the check engine light to come on. Some common issues are O2 sensors, evaporative emissions leaks, a loose gas cap, a misfire, spark plugs, short coolant, etc. Ns recommend having actually the code checked; it will allude you in the best direction.

Question: Today once I began up my 2000 Honda civic LX, the engine light went on. Ns just had a new distributor set up last week. While driving that today, there to be no noise, and it had actually power. I did fill the gas tank increase yesterday, and I did hear the gas cap click a few times. This particular day is Sunday. So mine mechanic has not looked in ~ it, or knows what is walk on. What perform you think???

Answer: If the engine is running well in ~ idle and also when driving, most most likely you have actually an evaporator leak in your emissions system. The password your mechanic will more than likely be one of two people a P01456 or P01457, canister or canister vent close up door valve.

Question: The check engine irradiate on my Honda CR-V 1997 went on recently. The automobile runs fine. I brought it to the mechanic, and also he called me there is an problem with mine airbags? However, I believed the SRS light shows an concern with chair belts or airbags. What do you think?

Answer: uncover a new mechanic, the SRS irradiate is the warning device for the airbags and also seat belts. Have an additional mechanic pull the password from her computer, and you will be able to diagnose that from there.

Question: have the right to a short oil level reason the inspect engine light to come on?

Answer: It's feasible because part engine contents use oil pressure to work, for this reason if the oil level is low, the component will certainly not work-related properly.

Question: I have actually a 2011 Honda Accord. Both my engine light and also traction control light space on. What could this be?

Answer: The examine engine light will revolve on the traction manage light. I recommend gaining the password checked due to the fact that there room a lot of things that can reason the check engine light to come on. Once you know the password it will point you in the ideal direction.

Question: I had my car serviced after the check engine light come on. They claimed it to be fixed, yet when ns drove it, the light came earlier on. I took it earlier again and also they worked on it. As soon as I obtained it back, the inspect engine light to be out. I had my emissions inspection and also they noticed the inspect engine light was not lighting up. Ns think the mechanic disconnected it. How deserve to I tell if the disconnected it?

Answer: Every time you start the car, the examine engine light have to illuminate climate go out - this is called a pear check. If the mechanic disconnected the light, you will not see it when beginning the engine.

Question: I have a 2006 Honda Oydessy. The inspect engine light come on and showed all cylinders misfiring. We changed all ignition coils and also spark plugs. Perform codes should be cleared in order because that the irradiate to go off?

Answer: Yes, or drive the vehicle for three complete drive cycles, the engine starts at cold and all the way to operating temperature, then earlier down to cold is one cycle. If the password does no clear after three drive cycles, you might have an ext than one problem.

Question: I have a 2009 Honda CR-V and the oil pressure switch and timing chain was replaced and the inspect engine light is quiet on? What can be?

Answer: There are several factors for the examine engine light being on, girlfriend will need to have actually the code read from the cars data connect connector, as soon as you have the password it will allude you in the direction of the problem.

Question: I have a 2002 honda civic ex-coupe. My inspect engine light was on a couple of days ago so I placed engine coolant in the reservoir, and also the irradiate went off shortly after steering it later on that day. Currently the inspect engine is earlier on. What can be the problem?

Answer: ns don't think it had actually anything to do with the coolant. You'll require to have actually the code checked and it will point you in the ideal direction.

Question: I have a 1999 Honda Accord LX through 74,000 miles. The examine engine irradiate is on, but the engine runs smooth. I've adjusted the vacuum canister and also solenoid valve, and have a brand-new gas tank cap. As soon as I reset the irradiate it continues to be off for a while however then comes earlier on, what might it be?

Answer: no all check engine lamp are brought about by a leak in the evaporative mechanism or gas tank. Occasionally it's led to by an O2 sensor, misfire, spark plug, spark plug wires, etc. If you recognize the code it would assist to diagnose your issue.

Question: I have actually a 1996 Honda Accord and also the engine irradiate is flashing and when I protect against at a red irradiate the automobile shakes and also it feels favor it is going to dice what have the right to the difficulty be?

Answer: every little thing it is, you shouldn't drive it with the examine engine light flashing, you could cause much more damage. You'll need to have the code checked to offer you an idea the what the fail is.

Question: mine husband and I desire to purchase a Honda accord 2007 with 214,000 miles for $6,000. Throughout the test drive, they had actually to jump the battery which led to the radio to require a code, and also when i turned top top the heater the engine light came on. Perform I have something to concern about?

Answer: Yes, you're payment too much for a car that has actually 214,000 on the engine and also transmission. Ns recommend detect something with a little less miles for the price.

Question: ns "topped off" mine gas tank and my engine light has actually been flashing in addition to the non-flashing, triangle VSA warning for five days and also approximately 45 miles. My vehicle runs fine, no unusual noises, etc., though I perform not acquire the normal ECO light for economy fuel use. If this was caused by overfilling the gas tank, will the problem vanish on its own? If not, exactly how do I discover a mechanic familiar with the computerized warning system?

Answer: If the check engine light is flashing, this means you are doing damage to the catalytic converter, and also the auto should be towed to a garage. I recommend the manufacturer's garage since they have the tools to diagnose the system. The trouble you are having actually is not caused by overfilling the gas tank. Her engine is misfiring and also is not burning every the fuel that is going into the cylinder, that's why the light is flashing: it's warning you that there is a damaging problem.

See more: What Does The Idiom Drop In The Bucket Mean Ing, A Drop In The Bucket Definition And Meaning

Question: my 2008 Honda Odyssey engine light came on, and a couple of weeks later on started flashing. Over there is some light blue liquid coming out. What might the difficulty be?

Answer: If there is light blue liquid leaking ns recommend you obtain that confirm first, it's feasible you're short on coolant. The inspect engine irradiate flashing might be something various or could be connected with the coolant leak. Ns recommend you have the vehicle towed come a garage and had these things checked before driving the again; I would hate to see you damage the engine by driving it.

Question: mine 1998 Honda Accord LX engine light came on this morning and isn't walk off; it's not blinking in ~ all. What do you think the difficulty is?

Answer: It can be anything native an O2 sensor to an EVAP canister leak. Have the password pulled and it will suggest you come the problem area.

Question: I have actually a 2013 Honda Accord Sport. I disconnected the battery, and also the check engine irradiate turned on. I thought it was because the readiness password cleared off. Ns heard when this happens the light blinks and also then turns off, but mine is still on, no flashing or anything. Could the readiness codes save it on till all the codes are earlier to normal, or is it something else?

Answer: drive your car for a couple of days. If the irradiate doesn't go out, have actually the code checked, but drive it for a couple of days first; it may be other simple.

Question: The engine irradiate on mine Honda 2011 Pilot is on, and also the D light for journey was flashing, yet my car still operation regularly. The ECO light likewise turns on and off as I drive. What's the problem?

Answer: the all depends on the password stored in the PCM. If it's a misfire code, most likely you'll need piston rings; it's really common on the 2011s. As soon as the "D" light flashes, it way you have a transmission password that might be a solenoid malfunction.

Question: after ~ driving for around 20 miles on the freeway, the check engine irradiate on my 2010 Honda Accord began flashing. Once I stopped the car, ns felt the car shake and rumble, but it operated fine if driving. I looked increase the prize in the manual, and it says something might be wrong v the emissions Is this maybe it? must I take my car to the regional mechanic I use or come Honda? What execute you think can be wrong and also what are the feasible costs to deal with it?

Answer: There space a few possibilities for this scenario. It could be a fouled spark plug, inoperative coil, faulty fuel injector, piston rings, etc. The examine engine irradiate is flashing since there is a misfire and also it could be causing damage to the catalytic converter. I recommend having actually the Honda dealer check the code and also give you an calculation of the expense of the repair.

Question: I have a problem no one have the right to solve. It's been going on for maybe the past two years. The fuel cap will go on. Climate a couple of work later, the check engine irradiate goes on. I have tried new fuel hat twice. Now, the lock doesn't work. Ns am wonder if there is part electrical trouble going on?

Answer: If you understand the code, the will allude you come the problem.

Question: my 1995 Accord EX check engine irradiate is on, can this reason my car to closeup of the door off once I stop?

Answer: Absolutely, It might be a fouled spark plug, inoperative coil, faulty fuel injector, etc... It really depends on what is bring about the problem. Examine how the engine is running. If it's skip or hesitating that's a identify red flag.

Question: i had fueled my car, and the very same day the engine light come on. I don't top off. I phoned the dealership, and they said to unwind gas cap and also put it back on. I did, yet the irradiate is quiet on. Today, ns am instead of the relay/ fuse because that the air conditioner; it has been blowing warmth air ~ the very first ten minute of cold air. What is your advice on the engine light issue?

Answer: for the inspect engine light problem, you'll require to have actually the password pulled indigenous the computer if the light doesn't go out after 3 days that driving. If it were a gas cap code it would clear chin in around three work after the difficulty was solved (tightening the gas cap). The AC concern is most most likely a problem with the compressor clutch. The compressor clutch is most likely worn, and also the void is too large to connect after the compressor is warm. The settle is to replace the AC compressor clutch or complete compressor assembly.

Question: mine 2008 Civic's check engine light came on today. I review your article and also none the it seems to apply. It seems to be running fine?

Answer: If the engine is running typical then the trouble may be in the canister side of the emission system. I recommend having someone read the code on the cars computer system with a scan device to find out the code. Once you know the code it will allude you in the ideal direction on what is failing in her vehicle and also is causing the light to it is in on.

Question: i filled up my 2012 Honda pilot, and also the check engine light come on, why?

Answer: maybe you didn't tighten the gas cap 3 clicks? The only way to recognize for sure is to have the code pulled from the computer. If it is the gas cap, tighten it three clicks and drive the auto for three days, if that was the problem, the light should go off, if no you'll need to have the code pulled.

Question: I have a 2002 Honda CRV adjusted the starter, alternator, and air water tap - the check engine light comes on before beginning and doesn't walk off. The vehicle is running well. Is it merely a reset that is needed, or should I recheck everything?

Answer: definitely recheck everything, journey it for 3 days, if the light doesn't walk out, have the code checked.

Question: I have a 02 Accord, 4 cylinder. Ns am acquiring the p1259 VTEC code, however the vVTEC assembly is ok. Also, the distributor is not gaining power come the plugs. Could both these difficulties stem indigenous a negative ECM or PCM?

Answer: not usually, no. Ns recommend having the distributor base checked for any type of play in the pillar and also check the ignitor. If every looks good, check the main relay under the dash top top the driver's side near the steering column.

Question: I'm traveling from MI to CA. I gained as far as Nebraska, once someone virtually ran me off the road, and also I suddenly had to accelerate. That's as soon as the inspect engine light came on. The fluids room good, and also the vehicle was to run fine prior. What could be the problem?

Answer: The examine engine light can come on for a lot of different reasons. Ns recommend having actually it checked v a code reader, and this will suggest you come the problem.

Question: I have a 2003 Accord that has not been moved for a while. The check engine is on, and also the automobile is unexpectedly shaking. What can be the cause?

Answer: i recommend checking for any kind of rodent damage or any signs there space rodents living in the vehicle and also chewing wires: https://youtu.be/ZWd6XEszacQ.

Question: ns took mine '93 Honda Accord LX to gain smogged and they did something to do the check engine irradiate come on however now the won't walk off. What might the trouble be?

Answer: I'm not sure what the mechanic go to reason the irradiate to come on, however if it was an intermittent failure the light have to go turn off after three days or three finish drive cycles.

Question: I have actually my Honda public EX 2000 v the check engine light walk on. I lugged it it is in diagnosed, and the an outcome is P-0505 = idle air regulate valve system. I'm a retiree, and don't have money come buy an additional or acquire it correctly fixed. What need to I do? specifically what component should I purchase if I want to fix it myself?

Answer: I have actually a connect here from Youtube the will aid you identify the IAC valve. It is located on the throttle body between the firewall and intake; it has actually one electric connector and two coolant hoses. Https://youtu.be/7DB-gtplptI

Question: What does code 6111 median on a Honda Accord 2013?

Answer: That would be a share code and also it doesn't also sound ideal for a generic code. P0600 would have actually something to perform with the data connect connector communication.

Question: I'm steering a Honda Jazz 09. Whenever ns hit a medium hump ~ above the road, the check engine light come up, and the infection becomes stagnant (meaning the doesn't shifts up). If i hit the gas a little bit harder, the RPM goes up. I uncovered a fast fix, but I'm not satisfied through it. I normally re-start the auto (around 3-4 times) climate the inspect engine light goes off. Is this simply a loosened sensor?

Answer: it does sound choose a loose connection. I recommend checking all of the relations to the transmission, and also I mean inspecting every connector carefully for any corrosion or damaged pins. I also recommend checking the liquid condition. If it's really dirty, girlfriend may have actually debris clogging a port, and also when you hit a bump, it i do not care dislodged. This is just a thought, yet it's precious checking.

Question: I have actually a 1997 Honda public DX, and also the automatic check light is on. The auto runs good but has tiny slag in it. What execute think it could be, maybe the throttle position sensor is leading to the slag and also maybe use of gas?

Answer: If you know the password it will allude you in the ideal direction. There space a most things the can reason a hesitation like an O2 sensor, spark plugs, spark plug wires, distributor cap and also rotor, distributor base, valve adjustment, etc. If you recognize the code, you'll uncover the problem.

Question: mine 2007 Pilot examine engine light come on today. I just adjusted the short beam headlight yesterday, could this it is in why? What could reason this to happen?

Answer: It's not the headlight replacement. Have actually an auto parts store examine the code and also it will guide you come the problem.