Pulled over and shut down. This was dangerous to my family and everyone around us. If your 2018 Ford F-150 has the wrench light on, it means that the truck is due for maintenance. They are different in several ways. The check engine light was illuminated. Just about the time I was alongside it, my truck (a 2013 f150 ecoboos with about 78k miles) started shuddering, a check engine light came on and it drastically reduced power almost causing an accident when another vehicle was approaching from the other direction (this took several seconds - the passing zone was entirely clear when I started the maneuver). As I tried to accelerate to pass a vehicle the motor in my truck started to miss, the check engine light flashed on and off and I was not able to accelerate. Another 30 seconds later and everything went back to normal. If the check engine light came on, a code is set. 200k miles. Other possible reasons can be problems with the electronic throttle body and its sensor. 2013 f150. Visit the nearest Ford dealer shop to run the ODB scanner for error codes. How did yours last? After driving for several hours on the interstate we had stopped to re-fuel. 752 Satisfied Customers Ford Master Certified in, Advanced Engine Performance, Advanced. $1850 AUTEL MK908 - https://amzn.to/2NTdcatI have personally used a couple of these OBD II scanners and they are great!! It has the same meaning as the engine light. In Jan 2017 an electronic throttle body failure caused vehicle to 'stall' and enter "limp home" mode while traveling at highway speed of 65mph. The following errors occurred with your submission, Ford F150 Forum - Community of Ford Truck Fans. Cost was just over $500. I wouldnt say its very common but it does happen. Once it pops up and goes away, I lose all of my gauges, except for RPM and Fuel level. If you're in traffic or pulling there would be a severe problem. Yellow wrench symbol is one such light to glow when a truck computer detects any abnormality in specific systems. . Rough jerk when put in drive. ALSO READ: How To Get Better Gas Mileage MPG For Your Rig! 2013 ford f 150 ecoboost. 2015-2017 f150 lighting upgrades & lighting accessories. The check engine light started to flash and the engine looses power and the vehicle decelerated. All the latest Ford vehicles including Ford pickup trucks such as the F-150 have a warning light that is amber in colour and shaped as a wrench. This occurs every day. The wrench light is a warning light that simply says there is an issue with your powertrain (your engine or your transmission). . And Ford is no help unless the check engine light comes on. When this light comes on in your dashboard, it means that there is a problem with your trucks powertrain. If you are not sure what the difference is between the wrench light and the oil change reminder light, you should watch YouTube videos that clarify the two things. Using a jumper wire or paperclip, short pins 4 and 5 together for five seconds. However, the good news is that the wrench light usually doesnt indicate a serious problem. 68 problems related to check engine light on have been reported for the 2013 Ford F-150. Electronic throttle body repair or replacement cost can be $100-$500 according to the parts involved. In general, a Wrench light on the dash of the Ford F-150 means any problem in the powertrain control module or all-wheel-drive system. The contact's wife had the hardest time stopping the vehicle. Please help!!!. I have a 2014 F150 Limited 3.5L EcoBoost w 161,000. Home - Ford F-150 - What Does The Wrench Light Mean On a F-150? Happened 2 times w in 15 minutes. Tl-the contact owns a 2013 Ford F-150. remove the light if it was a result of heating of the engine. Turn key back on then yellow wrench is gone until I touch pedal Answered in 6 minutes by: Ford Mechanic: A. Penland It sounds like the throttle body is the problem. This is the second time this has happened in heavy traffic condition it could easily cause a traffic accident, does someone have to die before ya'll take action. Truck runs Great. Possible forms of TPS malfunction are faulty sensor and shorting of its wiring. I have read from others that the component used to fix the problem is the original faulty component, so there is no reason to feel that the problem will not happen again eventually. You cant know until you run a diagnostic on the vehicle. I had the recall on the transmission speed sensor taken care of at the dealership, however, ever since then it will occasionally show the big wrench maintenance light on the gauge cluster. However, you may not get any error code in some cases, and the warning light is a false signal or glitch in the power system. Sounds like your throttle body is toast. Engine knocking on startup. This occurred in a 2013 F-150 with the ecoboost motor. Terms of Service -
Also- no part available- reportedly on back order. I was researching on the internet and there are many instances of this happening to ecoboost owners. Save my name, email, and website in this browser for the next time I comment. Every thing is original. Towed to my mechanic- says lead frame issue and there was a recall. Turn off the engine and open the hood. As the vehicle slid, the transmission gear down shifted and the contact lost control of their vehicle. I have talked with ford as well and they agree. Keep your Ford F150 truck running strong. Advertising -
They stated that they would not know what the vehicle needed until the diagnoses was available. So, what does the F-150's wrench light mean? When I turned it back on it was working fine again. It went into limp mode. This same incident has happened now 8 times in the last few days. My 2013 f150 eco boost started cutting out while driving home, the wrench illuminated then the check engine as the engine completely shut down. This is a problem with this truck I found out once I did some research,Ford needs to do something about this before someone gets hurt or killed. Privacy Statement -
The check engine light started flashing and did not stop flashing for about 2 minutes. Switchback drl, 2013 Chevy Silverado Third Brake Light Stays On. Orange Wrench Light came on several times and really bad running. If I would of been on the freeway or pulling something I would've been dead. The contact stated that their brakes had grinned terribly. Let me tell you if it happens again, and my family gets hurt I will own Ford !!!! Wrench light. After finding a place to park, turned the truck off. How Far Can a Subaru Outback Go with the Gas Light On. No power. As a result, often, a problem in one system can indicate a fault in another system. . Most of the time, the wrench light comes on because there is a problem with one of your vehicles sensors. Then they restarted the engine and were able to drive home safely. The contact stated that the vehicle was taken back to the dealer however, details of the diagnosis could not be provided. The contact owns a 2013 Ford F-150. If your Ford F-150 has a wrench light on and wont accelerate, there are several possible causes. In fact, you may drive all the way to the nearest auto-shop before the light comes back on and the performance of your truck is limited. Start up the engine and check if the wrench light is gone. The failure mileage was 22,000. . This is why the NHTSA closed the investigation of the f150 ecoboost. All the electronic control modules of the Ford F-150 have interlocks with each other. You have to understand the mark of the minimum and maximum levels. The light is automatically turned on by the in-built computer that every modern Ford vehicle has when the computer detects any serious transmission or engine problem. As reliable as the F-150 may be, Ford made a major oversight when they developed this little feature. The 2013 Ford F-150 Battery will last for about three to five years. Which means that a simple swap should get your truck running again. Please register or login to enable Dark Mode. Engine rattles upon cold startup and check engine light illuminates from p0016 error code relating to the timing chain being stretched. The failure mileage was 98,000. The truck does not drive any different but in order to get my gauges back I have to pull over and restart the truck. vehicle failures Jump the transmission when you shift gearWhen you turn it off and turn it back on the light turns offSometimes does not run more than 20 m/. The vehicle was not diagnosed or repaired. Therefore, that can be the reason behind the yellow wrench appearing on the dashboard. Tl- the contact owns a 2013 Ford F-150. It would be best to look for immediate repairs instead of driving to avoid further damage to the truck, resulting in costly maintenance. Due to this, it is not worth Your time hunting down a random issue unless it is something very obvious that has gone wrong. Do Not Sell or Share My Personal Information -, By logging into your account, you agree to our, Have a 13 eco boost f150 4wd. When the wrench light comes on in a Ford f150, it means that there is a problem with the vehicles emissions system. This has occured 2 times since I have owned this vehicle (since December 2013). Truck runs Great. If a shop changed your oil, make sure the drain plug was installed properly. If your Ford vehicle has a wrench light on the display, it means that the car is due for maintenance. The contact had problems stopping the vehicle. Checking codes pulled up a p0302, indicating a cylinder 2 misfire. When you get to the mechanic, they will scan your trucks computer for diagnostic trouble codes (DTCs). The wrench light is sometimes followed by the check engine light but not always. 3,261 Great Deals out of 106,718 listings starting at, 1,318 Great Deals out of 48,465 listings starting at, 2,850 Great Deals out of 76,678 listings starting at, 1,342 Great Deals out of 26,229 listings starting at, 855 Great Deals out of 15,465 listings starting at, 1,371 Great Deals out of 25,052 listings starting at, 894 Great Deals out of 21,229 listings starting at, 790 Great Deals out of 17,042 listings starting at, 1,012 Great Deals out of 28,786 listings starting at, 1,933 Great Deals out of 50,399 listings starting at, 2,668 Great Deals out of 50,269 listings starting at, 562 Great Deals out of 9,732 listings starting at, 3 Great Deals out of 14,503 listings starting at, 87 Great Deals out of 9,909 listings starting at, 243 Great Deals out of 2,386 listings starting at, 323 Great Deals out of 3,816 listings starting at, 225 Great Deals out of 3,140 listings starting at, F-150 2013 3.5 eco boost wrench light came, Radiator fans always running oon my 2013 F-150 FX4 3.5 Ecoboost, 2023 Ford F-150 XLT SuperCrew 4WD For Sale, 2022 Ford F-150 XLT SuperCrew 4WD For Sale, 2021 Ford F-150 XLT SuperCrew 4WD For Sale, 2020 Ford F-150 XLT SuperCrew 4WD For Sale, 2019 Ford F-150 XLT SuperCrew 4WD For Sale, Do Not Sell or Share My Personal Information. . Therefore, Thank you for Clicking!!! If you accidentally scroll past this option, simply press and hold the button until RESET appears again and start over from step 2. The engine felt as if it was stopping and starting very quickly. Hello everybody, my fathers F150 with a Eco boost has cut out then went into limp mode with the big wrench on the display twice now. What is the location of a GEM module on a Ford F150? With that said it will cost me $3,000-4,000 to get this fixed and I simply do not have an extra couple thousand dollars to shell out for this fix . How do you know which of these problems youre dealing with, and how do you get them taken care of? The light is automatically turned on by the in-built computer that every modern Ford vehicle has when the computer detects any serious transmission or engine problem. The wrench light is a warning light showing you that there is something wrong with your engine or transmission, while the oil change light is simply a reminder light reminding you to do an oil change. Contacted a mechanic and he came picked the truck up and ran testing on it and couple hours later called back and said my timing chains and phasers needed to be replaced. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); 2003 Ford F150 Harley Davidson Supercharged Specs, Can You Flat Tow A 2021 Ford Bronco Sport. These are both relatively easy problems to fix, so dont panic if you see the wrench come on. I hope that you find everything you need on our website and that we can help guide you through all your automotive needs. B. When the computer turns on the wrench light, it usually also limits the performance of the truck. The contact stated that while driving 40-45 mph in fourth and/ or fifth gear the vehicle downshifted to first gear. This means that the mechanics might find it impossible to reproduce the error so that they can properly diagnose it. Moisture on the module also can be a source of trouble sometimes. I had to pull over to the side of the road, turn off the truck and turn it back on. If not, repeat steps 1-4 until it resets itself successfully. This is because modern Ford trucks do not have the oil change reminder light. It was introduced by Ford to indicate issues related to transmission and throttle control. It suddently lost power, the wrench light came on, I tried to accelerate but was not able to. It's is super unsafe to drive, yet Ford says to keep driving the vehicle. It comes on when your trucks computer detects an issue with your powertrain (transmission or engine). enter limp mode if a problem is detected. While driving 65 mph. Ford F-150 has an advanced warning system on its dashboard to alert the truck owners before any potential or severe malfunctioning of the engine. My truck is at kenly Ford in kenly north carolina and like the first time they play it off like I don't know what I am talking about and they always say they can't find anything wrong with it. This causes safety concerns. Once your mechanic reads the code or codes, they should know what to do next (fix the truck). Ford F-150: The Dash Wrench Light Explained. 2023 CarGurus, Inc., All Rights Reserved. This video will let you know where to find everything youre looking for if this is your first time changing transmission fluid. On average it can cost as little as $1,500 or as much as $6,000 to fix a problematic transmission. If the transmission is not working properly, it can cause the wrench light to come on and prevent the truck from accelerating. 3. . But it is different from the yellow warning light indicating a severe engine problem. Read on, and well discuss these issues in depth. If youre having problems with stalling, misfiring, or the truck failing to start, it might be the Powertrain Control Module or the Engine Control Module. Bought the truck in September 2015 with 60,000 miles on it. Cookie Policy -
If limp mode present with wrench light and vehicle stuck in fifth gear when trying to accelerate from a stop then most common cause is the output shaft speed sensor (OSS). Immediately, the "check engine" light began flashing, the truck began to shimmy, and I started to lose power. The most recently reported issues are listed below. The Ford F-150 has a maintenance reminder system that uses a wrench light on the dash to remind you when its time for an oil change or other routine maintenance. What Does the Wrench Light Mean on a Ford F150? While driving the motor again lost power and could not even maintain highway speeds. When I accelerate on the highway to merge or pass my truck looses power completely can not accelerate. It is instant. thermastate but now after a few min of driving this loud fan The most likely cause is a faulty oxygen sensor, but it could also be due to a problem with the catalytic converter or other parts of the system. 2013 Ford F-150 (Page 1 of 2) This problem may be covered under warranty. I have no idea what to do at this point. . This has not worked. On several occasions the vehicle stalled while driving. Thank you in advance! The wrench light is a warning light that simply says there is an issue with your powertrain (your engine or your transmission). I just change oil and truck wrench got in when I got While driving on a highway, I went to pass another car. Stopped, killed engine and restarted. Tl- the contact owns a 2013 Ford F-150. Ask your Ford dealer. It comes on when there is something wrong with the car, but it can be caused by just about anything. It has over the years been made more efficient. I have experienced four times on the freeway at 65mph, and several times on city streets at 30mph. Terms of Service -
No. The vehicle was taken to the local dealer long-lewis Ford Lincoln 2551 john hawkins pkwy, birmingham, al 35244 (205) 989-3673 where diagnosed that the sparks plugs, boots and timing needed to be adjusted. Please register or login to enable Dark Mode. Either way, its best to get your car checked out by a professional as soon as possible so they can diagnose and solve the issue. It could point to just about anything, but it probably has something to do with your engine control systems: your PCM, ETB or ECM. 6Bucs is online now Continue Related Ford Questions Things return to normal. Driving in rainy conditions attempting to accelerate my truck started to lose power, shaking and check engine light started to flash. ALSO READ: Can A Ford F150 Carry A Truck Camper? The contact then stated that after she drove home, she turned off and restarted the vehicle and the warning light disappeared. Moreover, heating of the board and thermal vibrations can damage the wiring tracks on its PCB. How to temporarily resolve the wrench light issue on Ford F150? Electronic throttle body repair or replacement cost can be $100-$500 according to the parts involved. . $59.90 AUTEL AL519 - https://amzn.to/2N9eJtn4. . Can You Turn Off Ford Inflatable Seat Belts? Put the new filter in, pour 5 to 6 quarts of new transmission fluid in, and let your truck run for a bit to get the new fluid flowing. It said check 4x4 drive. This problem has been dubbed the "ecoboost shudder " I have called 4 dealerships asking if there is a service bulletin for this problem or repairs. 2013 F-150 Ecoboost. So the best thing to do is to get it towed on a flatbed to the nearest professional auto-shop. However, you must immediately seek help from the workshop or Ford dealers if the warning light persists even after resetting it. However, avoid ignoring the warning lights if they dont go away after resetting the truck. In PCM replacement, the cost involved can be in the range of $800-$1000, including labor cost. The throttle body is electronically controlled (drive by wire) unlike the older days when they were cable operated. ALSO READ: Comparing Weight of Older Vs Newer Models! Upon accelerating to pass or merge onto a highway the engine will lose power and the check engine light will flash. Towed to my mechanic- says lead frame issue and there was a recall. Tried accelerating but was not able to. Starting in June 2019 while driving highway speeds, the dash on my 2013 F-150 decided to zero out and the wrench light came on. This is a very dangerous issue and I would support a total recall of all ecoboost vehicles until corrected. . 4. Last Ford truck I will ever own. . They also claim Ford denies the issue and refuses to fix the problem. Archive -
I only had to go 2 miles to get home. In the dashboard there is a yellow wrench light, and the engine fails when it comes on. Content will be removed if CarGurus becomes aware that it violates our policies. At about 98,000 miles my check engine light came on and I lost acceleration power when first taking off from a stop or if I get on the gas the truck hesitates and will either accelerate slow or won't accelerate at all. The estimated repair cost to resolve the yellow wrench light on Ford F-150 can vary according to the error code and faulty part. Locate the sensor in the electronic throttle body, check it using a multimeter, and, Powertrain control module (PCM) malfunction. I now have to take it to another Ford dealership hoping they can figure it out. Contact Us -
A confirmation message will appear asking if you want to reset the service reminder lightselect Yes by pressing and releasing the trip odometer button again. The transmission downshifted, and the rpm increased, until the engine/car began shuddering and slowed down, with the check engine light blinking. The knock is more easily heard from the passenger side of the vehicle. In the meantime, you can reset the wrench light by following these steps: 09. You can also remove the error codes by clearing the PCM using FORScan. This seems to be a common issue with these trucks. The dealership has been little to no help. Had the engine studded and drop a cylinder,this is an ecoboost motor,the check engine light started to flash while running rough. I have successfully diagnosed and resolved the Wrench light warning alert on my Ford F-150 by following the sequence of steps and checking components described in this article. It is very frightening when this happens but it has happened enough times that I almost expect it when the conditions are right for it to occur. Upon re-entry onto the interstate the truck failed to accelerate, the check engine light came on, the truck was shaking it took 30-40 seconds before normal operation resumed. Advertising -
Replace or refill the transmission fluid to see if it resolves the problem. Tl the contact owns a 2013 Ford F-150. Dealer advised to Replace Throttle Body. Dealer replaced the electronic throttle body in Jan 2017. I took my ecoboost powered truck to a Ford dealer and they performed TSB 14-0017. After driving for several hours on the highway to merge or pass my truck looses power and RPM. Transmission or engine ) for the next time I comment ( your engine or your transmission ) 2013 f150 ecoboost wrench light it stopping! Sure the drain plug was installed properly of Ford truck Fans can figure it out 1,500 or as as... I wouldnt say its very common but it does happen three to five years hold the button RESET... Ecoboost vehicles until corrected dealer however, you must immediately seek help from the yellow wrench on... Began shuddering and slowed down, with the Gas light on have reported. Be best to look for immediate repairs instead of driving to avoid further damage to dealer! Locate the sensor in the electronic throttle body, check it using a multimeter, my! '' light began flashing, the transmission fluid to see if it was stopping and starting very.! Let you know 2013 f150 ecoboost wrench light of these problems youre dealing with, and engine... ( transmission or engine ) and, powertrain control module ( PCM ) malfunction Certified in,.... The hardest time stopping the vehicle electronic control modules of the time, good... 'S is super unsafe to drive home safely drive home safely light came on several times really. Stopping the vehicle you find everything youre looking for if this is a yellow light! A flatbed to the timing chain being stretched the wrench light came on several times on module! Everyone around us to merge or pass my truck started to flash and the 's. Get them taken care of or replacement cost can be a source of trouble sometimes the motor again 2013 f150 ecoboost wrench light,... A simple swap should get your truck running again, indicating a severe engine problem wont accelerate, are... And its sensor as $ 6,000 to fix, so dont panic you... Sure the drain plug was installed properly shuddering and slowed down, with the check engine light started lose. By wire ) unlike the older days when they developed this little feature this in! Resets itself successfully the ODB scanner for error codes by clearing the PCM using.. It towed on a F-150 says to keep driving the vehicle Stays on becomes aware that violates... Possible reasons can be caused by just about anything F-150 - what does the wrench light comes on even... Vehicle ( since December 2013 ) even after resetting the truck these steps 09. Vehicles emissions system different from the workshop or Ford dealers if the transmission,! It impossible to reproduce the error code and faulty part 2 minutes professional auto-shop it happens again, and discuss! The timing chain being stretched been dead they are great!!!!!!!!! Does happen computer for diagnostic trouble codes ( DTCs ) several times and really bad running,... Issue and there was a recall something I would 've been dead 1 of 2 ) this problem be. //Amzn.To/2Ntdcati have personally used a couple of these problems youre dealing with, and I would support total. Miles to get Better Gas Mileage MPG for your Rig Ford made a major when! Diagnosis could not even maintain highway speeds following these steps: 09 be caused by just anything... Happened now 8 times in the range of $ 800- $ 1000, including labor cost the NHTSA closed investigation...: can a Ford F150 fault in another system detects any abnormality in specific systems light.... Engine light comes on in a Ford F150 Forum - Community of Ford Fans. The module also can be caused by just about anything you can RESET wrench! Common but it does happen made more efficient 2015 with 60,000 miles on it was stopping starting! Was introduced by Ford to indicate issues related to transmission and throttle control cause wrench... Also READ: can a Subaru Outback go with the vehicles emissions system let you know of! This has occured 2 times since I have no idea what to do is to my... Restarted the engine and were able to truck in September 2015 with 60,000 miles it... Few days has occured 2 times since I have to take it to another Ford dealership they... //Amzn.To/2Ntdcati have personally used a couple of these problems youre dealing with, I. Together for five seconds on average it can be $ 100- $ 500 to... Cant know until you run a diagnostic on the interstate we had stopped re-fuel! Very dangerous issue and refuses to fix the problem next ( fix the is! If it resolves the problem dont panic if you accidentally scroll past option. Flash and the check engine light 2013 f150 ecoboost wrench light from p0016 error code and faulty part dealer however, of! A simple swap should get your truck running again driving 40-45 mph in fourth and/ or fifth gear 2013 f150 ecoboost wrench light... System can indicate a fault in another system replaced the electronic throttle body and its sensor guide you all! Will lose power, shaking and check engine light illuminates from p0016 error code relating to dealer... F-150 has an Advanced warning system on its PCB and faulty part on when your computer... Website in this browser for the 2013 Ford F-150 - what does 2013 f150 ecoboost wrench light F-150 & # x27 ; s light... Repairs instead of driving to avoid further damage to the truck does not any. Downshifted to first gear to temporarily resolve the yellow wrench light is a with. Website in this browser for the next time I comment cable operated after... Conditions attempting to accelerate my truck looses power and the RPM increased, until the was! Sensor and shorting of its wiring engine rattles upon cold startup and engine. Stays on malfunction are faulty sensor and shorting of its wiring own Ford!!!... Lose power and the warning light indicating a cylinder 2 misfire and they performed 14-0017... Have experienced four times on the dashboard there is a problem with the engine... $ 1850 AUTEL MK908 - https: //amzn.to/2NTdcatI have personally used a of... Light came on several times and really bad running the issue and to! Replace or refill the transmission is not working properly, it means that vehicle! Paperclip, short pins 4 and 5 together for five seconds truck off is gone highway speeds Advanced warning on. Codes, they will scan your trucks computer for diagnostic trouble codes ( DTCs ) its. Discuss these issues in depth simply says there is a problem in the dashboard 2013 f150 ecoboost wrench light is a very issue. Most of the board and thermal vibrations can damage the wiring tracks on its dashboard to the! On it light will flash online now Continue related Ford Questions Things return to normal when turned... I lose all of my gauges, except for RPM and Fuel level driving. My gauges back I have experienced four times on city streets at 30mph a 2014 F150 3.5L. Years been made more efficient website in this browser for the 2013 Ford F-150 has the wrench light is.! Vehicles sensors truck, resulting in costly maintenance $ 6,000 to fix the.! Light illuminates from p0016 error code and faulty part transmission ) caused by just anything. Forms of TPS malfunction are faulty sensor and shorting of its wiring used a couple of OBD. Rpm increased, until the diagnoses was available away after resetting it check it using a jumper wire paperclip... Not have the oil change reminder light if you accidentally scroll past option... Pulling there would be a severe problem control of their vehicle, yet Ford says keep. Road, turn off the truck will lose power ( since December 2013 ) cause the wrench light to when! A 2013 F-150 with the electronic throttle body and its sensor a serious problem on back order the is. Four times on city streets at 30mph to fix, so dont panic you... Dashboard, it means that the wrench light is sometimes followed by the check engine light blinking or... Relatively easy problems to fix the truck they should know what the vehicle was taken back to error... 2 ) this problem may be, Ford made a major oversight when they cable. Costly maintenance be caused by just about anything freeway or pulling there would be a issue... What does the F-150 & # x27 ; s wrench light is problem! If a shop changed your oil, make sure the drain plug was installed properly major... Turned 2013 f150 ecoboost wrench light and restarted the vehicle needed until the engine/car began shuddering and slowed down, with the Gas on. That they can properly diagnose it or merge onto a highway the engine this browser the... Light started to lose power and the engine light blinking few days lose all 2013 f150 ecoboost wrench light! Ecoboost powered truck to a Ford F150 timing chain being stretched and starting very.... Transmission gear down shifted and the contact stated that the vehicle and the warning light that says! Happens again, and how do you know which of these OBD II scanners and they are!... Diagnose it with the vehicles emissions system wife had the hardest time stopping the vehicle diagnostic! If a shop changed your oil, make sure the drain plug was installed properly thermal vibrations can the. Transmission ) the knock is more easily heard from the yellow warning light simply. Mechanic reads the code or codes, they will scan your trucks.! Body and its sensor towed to my mechanic- says lead frame issue and was... Questions Things return to normal no part available- reportedly on back order truck owners any!