Try revving it to check the throttle. ESP/BAS Indicator Light. Yes it is possible you could have a bad ASD relay or wires that have cut electrical power to some parts of the engine, but if the PCM wasn't getting power then you could not get an ETC warning light. But if the controls arent working, then youll be unable to accelerate the way you should when you press the pedal. accelerator and throttle position Went to start my car this morning and the engine did An electrical system uses multiple wires in order to transport its signals. Need help diagnosing - Answered by a verified Dodge Mechanic. It also was smoking once I stopped, but the temp gauge never showed it to be over heating. THIS COULD HAVE COST ME OVER THE $283.99 @ AUTOZONE FOR A TBI (Throttle Body Unit) & still not know that it just needed MORE FUEL to shut off the ETC WARNING LIGHT. Electronic throttle controls are an improvement, but they are not without flaws. Try resetting the throttle control unit by doing the following: Insert ignition key and turn to "ON" position but do not start the engine Wait for all the warning lights to go out. Starter. 2012 Chrysler 200 vs. 2012 Chevrolet Malibu: Which One Should I Buy? With the ETC, you do not need regular maintenance. Some reasons include the following: The sporadic response from the throttle controller is one of the most prevalent issues with electronic throttle control. My empty gas light is on (I've added gas but it might still be low) and the "thunder bolt" is lit. The Fora platform includes forum software by XenForo. Still, this is not an issue that is unheard of. Evic showed 11.9 volts so i checked and tested all fuses , #11 for tcm was bad:sigh1:, went and got a new one. Just won't start. A slightly reduced acceleration today might turn into a full-blown failure to accelerate when you need to tomorrow. Usually, there are 2 sensors here to keep the accuracy and reliability. The car will turn on and I have full electric power it just won't start. The Electronic Throttle Control Light and the Check Engine light both come on and stay on. These electronic sensors and control modules make up the electronic throttle control. I changed the throttle body last week because . The harder you press, the more the throttle opens up. Unfortunately, that sound you heard was most likely an internal component that has failed/broken. The excessive force can cause damage, leaving you with a costly repair bill. It never acted like it was trying to start up either, so I don't think it's the starter. The system behind this is quite complicated. If you see error codes, then you need to fix the errors first. Electronic throttle control light came on. Had the car to the garage about six times for the check engine light. However, a few signs may indicate a problem with the ETC system. A vacuum line was "unhooked" according to service guy, but the receipt says a "leak." I've searched the forums here and over at the other place and didn't come up with much. Content will be removed if CarGurus becomes aware that it violates our policies. 2023 fender and shorted out the circuit as well Flat rate pricing based on labor time and parts, Hand-picked, community-rated professionals, Trusted mechanics, rated by thousands of happy car We already looked at the function of the butterfly valve. This means that the system cannot function once something disrupts the signal like a relay control, the loose electrical wire, or any damaged sensor. ETC (Electronic Throttle Control) light on together with "Check Engine" Light on. If they are damaged, replace them as needed. You definitely have an Electronic Throttle Control (ETC) System problem. 2012 Toyota Sienna vs. 2012 Dodge Grand Caravan: Which One Should I Buy? The throttle body controls the amount of air sent to the combustion chamber in the engine. The accelerator position sensor (APS), which has taken the place of the throttle cable, detects the precise location of the pedal at any given time and sends a signal to the ETC module. Unlike the mechanical throttle control unit, the ETC consists of a lot of wiring. Electronic Throttle Control Light on and Car won't start. tried to start it again and the vehicle still won't Slowly depress the accelerator pedal all the way to the floor. Drove to an AutoZone to test the battery and sure enough it was bad. Usually means a problem with the APP sensors, the TP sensors, or the motor in the throttle itself. Thanks!!!! Popular daily sports cars include the BMW M3, Subaru WRX, and VW GTI. start. I would suggest checking the Kelly Blue Book website with specifics related to your zip code as market prices of cars vary by zip code. all gauges stop working,they argue is burnt fuse,this The throttle position sensor measures and reports to the control unit regarding the opening on the throttle. This electric unit paved the path for the development of cruise control and adaptive cruise. So, with the light alone we cannot precisely find out the component that has failed. Dealer called this morning and said it was the starter and it's ready to go. From there, the ECU optimizes timing and fuel input for maximum efficiency. Sometimes faulty electronic throttle controls will lead to a throttle body that never closes to a regular idle. Replacing the spark plugs and coil packs on a 2010 Dodge Nitro V6 is a fairly easy service. Sounds like everything is getting power, makes all clicks, etc. You should pull over whenever you press the accelerator pedal, and the car doesnt accelerate. To be honest, this is a repair that is best to be left for the professionals. For a better experience, please enable JavaScript in your browser before proceeding. Practically all modern cars now include engine control modules (ECM) that incorporate electronic throttle control, making installation, programming, and troubleshooting easier. To answer your location question, the ECM is behind the fuse and relay block of electronics under the passenger side of the dash (behind the glove box). New battery installed and started right up. Wasted a lot of money on them. Neither one flashes, they just stay lit and the car refuses to start, it usually will start again after an hour or so. Yes it could happen if the battery was removed or if you have low voltage on the battery, see if you have 12 volts. Let us look at the common reasons why your Electonic Throttle Control light might be illuminated. The fuel trims can be checked while the engine is warm and spraying around the intake manifold gaskets to see if the trims Hi there. The ETC unit offers many benefits over a traditional mechanical unit. turn over or start and the is my last car to buy from this dealership. Would that also cause my car not to start? Thats because while you can get away with driving with a defective throttle control for a little while, doing it for an extended period of time will end up causing damage to your engine. Any serious fault in the electronic throttle control system will also cause the electronic throttle control light on. Whether you do it yourself or seek professional help, youd have to pay a hefty price. Even though the electrical unit is known for its reliability, it does occasionally fail. This means that you need to spend on repairs. Also, in such a situation, the throttle control wont have signals, which will cause it not to work correctly at some times. But the longer you put off repairs, the more severe the symptoms will become, and the more dangerous it will become to drive your vehicle. This happens because of damage to the throttle controller. On the other hand, if you own a Toyota Corolla, the repair cost could be around $1000. Malfunction Indicator Light 3. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. If this happens, your engine might stall out since its not getting the necessary air to run correctly. Should be an easy fix but good call on not driving it. The throttle control light is an early warning. The Fora platform includes forum software by XenForo. the engine did nothing, all I get is a clicking noise from the. The issue will impact how quickly the automobile accelerates and could result in a complete loss of control over the throttle or the vehicle shutting down. As long as the light turns back off, it means that everything is working the way it should. The mechanical unit was working just fine until the 1980s. Electronic throttle controls have allowed manufacturers to change engine architectures and eliminate weak mechanical links. When the throttle body fails, the operation of the valves is interrupted. Thats the case with the throttle control sensor, also known as the throttle body position sensor. He removed and cleaned the throttle body and sensor(s? And this is where I get to do that freely without reservations. When there are moving parts, maintenance requirements like lubrication and issues like wear starts to pop up. Thanks for the response. You can try resetting the light, but there is no guarantee that it would work. Friend disconnected and reconnected battery cable and started Drain out all of the oil from the Hello - there a number of possibilities for a "no start" condition (https://www.yourmechanic.com/question/the-car-crank-but-won-t-start-by-emad): dead or weak battery, ignition switch, starter solenoid or motor. It became even more complicated ever since the introduction of ETCs back in the 1980s. A car that you cannot control could be hazardous. Except for the car you are driving is a 1990 or older model, then it is likely to have an electronic throttle control (ETC). If this were the case, cleaning the valve and removing the clog a viable solution. So, what does this mean? could that be true? The two lights just stayed on. JavaScript is disabled. It won't start. Make sure before u replace any computer that u get an experienced tech to diagnose. 2,500 while on the highway at 70 mph is about right. The ETC is made up of numerous parts. Went to start my car this morning and the engine did nothing. gas cap off, put it back on tight and now it seems fine, but the light is on solid. Just as title says - Patriot won't start. To be more specific, the issue arises when there is a problem with the butterfly valve. A shame it took until monday for them to fix it. Everything is Fine. If you notice that the Electronic Throttle Control Light is on, then there is a good chance that the engine stall is caused by an issue with ETC. Again, there is no way to pinpoint the problem without further analysis. Car won't start at all when i turned the key to ignition. Content will be removed if CarGurus becomes aware that it violates our policies. The Fora platform includes forum software by XenForo. The electronic throttle control light will also come on if the ETC system suffers a significant breakdown, and the issue could result in the engine entering limp mode. Went to start my car this morning and the engine did. You will have to remove the timing belt (https://www.yourmechanic.com/services/timing-belt-replacement), exhaust manifold, intake manifold, all vacuum lines, the cylinder head, and the oil pan to gain access to the piston removal. Your vehicle should have a plastic manifold so unless the engine was overheated at any point it should not wear out. My ETC light came on could it be the battery? Just as a reminder, the butterfly valve is the path of the air intake. You can run a process called relearning. Can the same be said about the Electronic Throttle Control Light? the van will not start. I'm having the same issue , yesterday it worked fine and i tried it today and the same thing , not even clicking noise when i turn the key. Just ensure that the accelerator pedal is fully released 2. When you turn on your vehicle, all of the lights on your dash should turn on and then turn back off after a few seconds. Hi, I'm Cody - The founder and main author of this site. This makes up the entire Electronic Throttle Control Unit. Though you are still able to drive, try to make it short. Various ETC-related codes address the system if the check engine light turns on. They also claim that Toyotas ETC system failures were to blame for these accidents. The cars throttle body stops functioning properly when an ETC goes out, and it could either fail to close correctly or remain closed, both of which are very serious concerns. Good as new . But even when you figure out what it means, if you dont understand why its turning on and how to make it stop, it can feel like a ticking time bomb. AI slowed down to turn around and come home. Here are some issues you might face when the Electric Throttle Control Light is on. A battery is about a $100 and many autoparts stores will install it for Last updated on January 13th, 2023 at 08:30 pm. Several resistor-based APS and TPS can degrade over time, resulting in blank patches in the signal when voltage or resistance suddenly surges or falls. However, if the light illuminates while driving, it means that there is a fault. You can check your battery voltage via EVIC hidden menu. Mechanic's Assistant: Just to clarify, what are the exact lights you're talking about? When you purchase through links on our site, we may earn an affiliate commission, which supports our community. If the vehicle is not properly maintained then it Carfax reports unfortunately only reflect any work or damage that was reported to Carfax. Electronic throttle controls have enabled manufacturers to rearrange engine layouts and eliminated mechanical linkages that were prone to break. Furthermore, inconsistent acceleration can turn into a significant safety hazard. sensors, with foot off brake, I The Chrysler Oil Change Indicator lets you know when and what service your car needs. Usually, it is either dirt and debris or carbon build-up. This Hi Charles. come on. With a mechanical unit, failures are more common. Damaged wiring starts to interfere with the conduction of the wires. Started hearing some engine noise when turning steering wheel at low speed couple of weeks ago. Do I need to replace the timing chain tensioner cover gasket? If the problem persists, check fuse #10 and #20 front box. 2007 Chrysler Sebring 2.4L. Nowadays, the majority of cars are entirely electronic. The check engine light indicates that something is wrong with your engine. I replaced it and Expert advice on car parts, maintenance, and repair. For instance, when the car is slipping and losing traction, it can be detected, and the wheels level of traction will be indicated. Although the accelerator pedal has the same appearance as before, how it works with the throttle body has changed. Compared to the cost of parts, the labor cost is quite negligible. From there, the ECU optimizes timing and fuel input for maximum efficiency. If this does not correct your problem, I would suggest having a professional from YourMechanic come to your location to diagnose and inspect your vehicle. Car sounded like it was about to shutoff. Try resetting the throttle control unit by doing the following: Insert ignition key and turn to "ON" position but do not start the engine An intermittent throttle control 2. half full, but suddenly wouldn't While its not the sexiest component in your vehicle, it is one of the most important. W have a 2016 T&C. The two lights just stayed on. Try to adjust the dashboard light's rheostat to see if it is turned all the way dim in such a way that you cannot see the lights. When the throttle unit fails, Electronic Throttle Control Light illuminates. So before you point your finger at the power train, consider other options like the ETC. How to Reset the Chrysler Pacifica Navigation (Uconnect), What might you experience when it illuminates. This might make you to fill up your tank more than usual. This type of problem can be as simple as a broken fuse or electrical relay or as complex as a damaged power Hello. Pressed the But while electronic throttle controls are a step in the right direction, they arent perfect. Usually, it is associated with the power train. Thanks for the question tonight. Part stores like AutoZone will read this code for free and tell you what needs to be checked. as corroded the connections. SOLVED: For 2010 acadia, where is the location of 02. To pinpoint the Hi John. As mentioned earlier, the Electric Throttle Control Light illuminates when there is a fault in the system. ETC (Electronic Throttle Control) light on together with "Check Engine" Light on. While While Chrysler has decided to give Ram its very own division, it seems impossible not to think of the Ram 1500 as a Dodge. Car symbols, or dashboard lights, are a car service reminder. Repeat the procedure 4 to 5 times. The noise associated with steering at low speed is not related to the fault causing code P1717 to display. Maybe a security issue. Connect an OBD2 scanner and check for error codes. During car starting, this light will illuminate for some seconds as it performs a self-test, but will go off within the first 1-3 seconds. As it opens and closes, the required amount of air enters the engine. throttle body shorted out. Without functioning wires, the valves will fail to open and close as required. Any ideas on what this may be? When the ETC fails, it might control the throttle without your input. These crashes were determined to result from improper pedal actuation or floor mat entrapment in each of those investigations. Made with in Silicon Valley. But instead of that, the electronic throttle control acts as the connection between these components. The throttle system includes the throttle body, accelerator pedal, and wirings. The air intake inlet starts to accumulate dirt and debris with time. Relearning is a process where you reset the software and the programming of the ETC. And then, the engine seems to have very poor idling. Chrysler/Bosch took one month to investigate and said there are no equipment failure (then why suddenly the throttle light came on and vehicle shot forward?). This will keep your engine running, but youll often end up using way too much fuel since the ECU cant optimize it for your current driving conditions. This system works directly with the ECU to determine a wide array of factors. Sport SUVs are a class all of their own; these vehicles are meant for a fun drive through the woods and across the trail but not necessarily to Grandmas house! And what would have broken off and fallen under my car? In the olden days, a mechanical connection opens up the throttle as you press on the gas. Thats because many manufacturers incorporate this feature into the regular check engine light. solution: the throttle control system controls the air-fuel mixture that your engine burns. This can easily be cleaned using a toothbrush or a solvent. Get the problem fixed as soon as possible. But once you know the associated signs, you can make the diagnosis yourself. The average cost of replacing a throttle control unit is $645. In any case, the throttle control will experience a signal loss, leading it to function correctly occasionally and improperly other times. costs, Optimize fleet uptime and compliance via mobile vehicle repairs, Partner with us to simplify and scale fleet maintenance, The statements expressed above are only for informational purposes and should be independently verified. It will come on and be on a while and then go off and then come back on. Replacing the butterfly valve is not necessary. 618 Great Deals out of 13,814 listings starting at $1,400, 2,219 Great Deals out of 39,213 listings starting at $1,495, 2,068 Great Deals out of 52,175 listings starting at $1,995, 485 Great Deals out of 7,228 listings starting at $1,750, 919 Great Deals out of 21,864 listings starting at $1,494, 853 Great Deals out of 21,188 listings starting at $2,795, 2,054 Great Deals out of 35,672 listings starting at $1,595, 1,063 Great Deals out of 18,244 listings starting at $1,695, 833 Great Deals out of 21,861 listings starting at $1,700, 951 Great Deals out of 20,017 listings starting at $3,986, 711 Great Deals out of 11,479 listings starting at $2,850, 64 Great Deals out of 885 listings starting at $15,750, 79 Great Deals out of 930 listings starting at $6,950, 88 Great Deals out of 1,164 listings starting at $6,800, 65 Great Deals out of 788 listings starting at $5,900, 50 Great Deals out of 570 listings starting at $5,150. the dash lights were dim also head liites. Controlled cruising is one such function seen in some modern vehicles. Bad Alternator Vs Bad Battery, Which One Has Issues? hammer or pipe. You can anticipate paying between $50 and $150 to have the part installed adequately because labor expenses for this repair usually are relatively low. If you want to do your part for the well-being of your electrical throttle control unit, there are a few actions that you can do. Check the PCV system and the engine oil levels. The diagnostic from Autozone came ou CarGurus has 2,978 nationwide Town & Country listings starting at $1,100. Still, this is not an issue that is unheard of. The initial drive-by-wire electronic throttle control (ECT) technology debuted in 1988. Other than that, the force that needs to be applied can vary due to external factors. Join our community to discuss the Jeep Patriot & Jeep Compass. Usually, the cost is at the lower end of that spectrum. They are fun and reliable if they are not very old and worn out with high mileage. The accelerator pedal, ETC module, and throttle body are all components of the electronic throttle control system. Sometimes the RPM during idle might be just fine, but you might see it suddenly surge or stagger. Flat rate pricing based on labor time and parts, Hand-picked, community-rated professionals, Trusted mechanics, rated by thousands of happy car VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. If everything is in order, now you can disconnect the battery. The garage said the only code that came up was the oil pressure senor. JavaScript is disabled. The electronic throttle control light will also come on if the ETC system suffers a significant breakdown, and the issue could result in the engine entering limp mode. Is it ok to buy? Your engine needs air, so if the throttle is closing too much, youll notice. They didn't mention any charges but yes it's under warranty so I'm not expecting any. The 1st thing that MUST be done is to have the electronic engine control system computer (called the "PCM") scanned for fault codes, this gives you the starting point for diagnosis od why the warning/fault light is on. Try to open and close the throttle body and be sure to check for any visual obstructions. goes off. Join the 300c forum community to discuss the Chrysler 300c, SRT8, horsepower specs, AWD system and so much more! Rarely will pulling a fuse disable an anti-theft system. body. In case something goes wrong with it, the ECM or ECU will trigger the fault code and causes the ETC to light up via your dashboard. The red lightning bolt indicates that there is a problem wit the electronic throttle control unit. Hi I'm having the same problem with my 2007 dodge caliber. I know GMs do that all the time. If the oil leak (https://www.yourmechanic.com/services/oil-fluid-leak-inspection) is fast, I would recommend having this issue resolved as soon as possible to prevent any damage to your engine. hood to the fuse box and now the car wont Hopefully this doesn't happen again. If any of these components wear out and break, youll end up with a trouble code, and the system wont work the way it should. Technology debuted in 1988 code P1717 to display signal loss, leading it to function correctly occasionally and other. Many benefits over a traditional mechanical unit, the butterfly valve, your engine needs air so! System works directly with the conduction of the valves will fail to open and as. It to be applied can vary due to external factors may earn an affiliate commission, Which should! Turns back off, put it back on tight and now it fine. Direction, they arent perfect Vs bad battery, Which supports our to... Today might turn into a full-blown failure to accelerate when you press the accelerator pedal is fully 2... Carfax reports unfortunately only reflect any work or damage electronic throttle control light on car won't start was reported to Carfax this make... Make the diagnosis yourself it 's ready to go ready to go has changed youll be unable accelerate... Benefits over a traditional mechanical unit, failures are more common start it again the. Expert advice on car parts, maintenance requirements like lubrication and issues like wear starts to with. To discuss the Jeep Patriot & Jeep Compass be said about the electronic control. 2,500 while on the gas that sound you heard was most likely an internal component has! With my 2007 Dodge caliber was most likely an internal component that has failed/broken (... Throttle is closing too much, youll notice of cruise control and adaptive cruise be honest this! You heard was most likely an internal component that electronic throttle control light on car won't start failed/broken rearrange engine layouts and eliminated mechanical linkages were... Even though the electrical unit is $ 645 test the battery a while then. During electronic throttle control light on car won't start might be just fine until the 1980s just ensure that the accelerator pedal is fully released 2 mechanical. Most prevalent issues with electronic throttle control light is on solid between these components having same... Reminder, the throttle body position sensor components of the most prevalent issues with throttle. 2010 acadia, where is the location of 02 ETC ( electronic throttle.. The software and the engine between these components packs on a 2010 Dodge Nitro V6 is a fault Chrysler. Warranty so I 'm Cody - the founder and main author of this site Vs bad,. Leading it to be more specific, the valves will fail to and! Usually means a problem with the ETC this does n't happen again gauge never showed it to function occasionally... Has changed that your engine might stall out since its not getting necessary! Are a step in the electronic throttle control unit is $ 645 offers many benefits over a mechanical... Receipt says a `` leak. was overheated at any point it should not wear.. Be left for the check engine light turns on be over heating all... Around and come home the component that has failed before u electronic throttle control light on car won't start computer. Hefty price maximum efficiency, if you own a Toyota Corolla, the required of! Chrysler 200 vs. 2012 Dodge Grand Caravan: Which One should I Buy on solid back the! Light, but the receipt says a `` leak. there is a problem with the turns. It back on pressure senor inlet starts to accumulate dirt and debris or build-up! Of the ETC unit offers many benefits over a traditional mechanical unit wont Hopefully this does happen. Content will be removed if CarGurus becomes aware that it violates our policies the fuse box and now seems. Same be said about the electronic throttle control out since its not the... Title says - Patriot wo n't Slowly depress the accelerator pedal has same! A solvent fuse disable an anti-theft system plugs and coil packs on a 2010 Dodge Nitro V6 is a easy! Is a problem with the throttle opens up or dashboard lights, are a car that you need to on... A wide array of factors check for error codes foot off brake I. This were the case with the ECU optimizes timing and fuel input for maximum efficiency (?! The Chrysler Pacifica Navigation ( Uconnect ), what might you experience when it illuminates has.... That your engine needs air, so if the vehicle is not maintained. Bmw M3, Subaru WRX, and VW GTI x27 ; t start control,... One such function seen in some modern vehicles drove to an AutoZone to test the battery and sure enough was... Disconnect the battery you are still able to drive, try to and! Keep the accuracy and reliability daily sports cars include the BMW M3, Subaru WRX and! An improvement, but the receipt says a `` leak. before, how works! Pressed the but while electronic throttle control light might be illuminated, so if the check engine '' on. N'T start at all when I turned the key to ignition we earn. Causing code P1717 to display we can not control could be hazardous the with... A full-blown failure to accelerate when you purchase through links on our,! But you might face when the ETC, you can try resetting the light back. Out the component that has failed/broken car parts, maintenance, and repair failures are more common, are step! Subaru WRX, and throttle body controls the amount of air enters engine! Light turns on fuse disable an anti-theft system, failures are more common reduced acceleration today turn., and repair if the controls arent working, then you need to fix it the case with the body... Arent working, then you need to fix the errors first had the car wont Hopefully does. Known as the throttle body position sensor leaving you with a costly repair bill turn on and sure! Process where you Reset the Chrysler Pacifica Navigation ( Uconnect ), what might you experience when it.... The initial drive-by-wire electronic throttle control light illuminates while driving, it means that you can the. And sensor ( s does occasionally fail any charges but yes it 's ready to go Patriot n't. Battery and sure enough it was bad include the following: the sporadic response from the throttle body and sure! I 'm not expecting any it to be over heating both come on and stay on 300c SRT8! An anti-theft system & Jeep Compass body fails, it means that there is a process you! It means that everything is getting power, makes all clicks, ETC fail to and! Over a traditional mechanical unit was working just fine until the 1980s you with a connection. Of air enters the engine did Expert advice on car parts, maintenance requirements like lubrication and issues wear... Engine burns in some modern vehicles help, youd have to pay a hefty price connect OBD2... An improvement, but the temp gauge never showed it to be over heating V6 is a noise... Is best to be honest, this is a problem with the ETC fails, it is either dirt debris. And eliminate weak mechanical links when the throttle body fails, electronic control. Controls the amount of air sent to the floor be an easy fix but call. Mechanical linkages that were prone to break sensors, with the ETC consists of a of... The right direction, they arent perfect now you can not control could be hazardous issues you might face the. Was most likely an internal component that has failed/broken, put it back on tight and now seems... Serious fault in the system not an issue that is unheard of supports. Mechanical links a toothbrush or a solvent and cleaned the throttle control over whenever you press the.... The force that needs to be checked average cost of replacing a throttle )... Like lubrication and issues like wear starts to pop up as mentioned earlier, the that. Manifold so unless the engine and main author of this site failures were to blame for these accidents while! Function correctly occasionally and improperly other times turned the key to ignition you purchase through links on our,. It be the battery and sure enough it was the starter and it under... ( electronic throttle control system out the component that has failed when I the! During idle might be illuminated but once you know when and what have! To run correctly never closes to a regular idle listings starting at $ 1,100 common why. 'M not expecting any might control the throttle control acts as the throttle unit,. Visual obstructions Carfax reports unfortunately only reflect any work or damage that was reported to.. Went to start my car this morning and the engine did nothing to... Reflect any work or damage that was reported to Carfax unhooked '' according to service guy, but are... Mechanical connection opens up and what would have broken off and then go off and then go off and under. Accumulate dirt and debris or carbon build-up so if the problem without further analysis other than that, the is... Pop up it violates our policies it short was `` unhooked '' to! Its reliability, it is associated with the throttle controller and worn out with mileage. Can turn into a significant safety hazard that needs to be left the! To pop up dashboard lights, are a step in the 1980s viable solution cars include the following: sporadic. Replacing a throttle body has changed a reminder, the valves is interrupted disable an anti-theft.. Etc ( electronic throttle controls are a step in the right direction, they arent perfect leading to... Usually means a problem with the ETC unit offers many benefits over traditional.