101 problems related to engine and engine cooling have been reported for the 2020 Toyota Corolla. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2020 Toyota Corolla based on all problems reported for the 2020 Corolla.
An engine maintenance required warning displayed on the car dashboard. Crown Toyota ontario performed diagnostic inspection and detected that code p268115 - engine coolant bypass valve was defective. Based on research the p268115 - engine coolant bypass valve is a common failure to Toyota Corolla, rav 4 and camry by car owners for models manufactured in 2019 - 2023. Toyota ontario advised that the defect is not covered by warranty. My Corolla is a 2020 model with 77,379 mileage on it.
The coolant bypass valve on my 2020 Corolla se has started to go bad. The repairs are over $700. Apparently, this is a well known and documented issue with not just the Corolla but also the rav-4 models. No recalls have been issues despite this being a known problem.
I had called Toyota colonial dealership in milford CT. After briefly speaking with the service representative, he advised that it’s most likely the engine coolant bypass valve. He said that it is common with my car models. I did some extra research and found out that many others were having the same issue from only having the car for a few years.
Engine maintenance light came on after turning on air conditioner. Vehicle information: warning light came on at 56,800 miles on 2020 Toyota Corolla, no after market modifications to vehicle. I took vehicle to Toyota dealership for diagnostic testing. Conclusion: coolant bypass valve faulty causing leaks (this can cause overheating, stalling, increased emissions, and total engine failure and also allows coolant to leak into and damage surrounding engine components, including a vehicle's electrical system, the complaint relays). Fortunately, I purchased an extended warranty when I bought the vehicle new, which covered the repairs. The faulty coolant bypass valve was replaced at the Toyota dealership. Had I not purchased the extended warranty, I would of been out of pocket for said repairs.
"engine maintenance required see dealer" message on dash display engine coolant bypass valve I see this incident repeated for the recent Corolla se and rav 4 multiple times with no recall/resolution other than Toyota customers should be prepared to spend close to $750 to fix and replace this part that only takes about 20 minutes to be replaced. This is not new to Toyota. This a rip off. A lot money was paid for the car. Went to dealer less than a year ago and purchased a 2020 se with a $23,323 price tag. Including dealer fees, finance charges and extended warranties the total price comes to $39,000+. I feel cheated as a customer. A practically new car comes with a defective part and it is not covered by warranty?? come on. I've trusted and recommended Toyota for years. Do you no longer stand by your company name? need a better resolution. Please.
Coolant bypass valve seems to have an issue at 60k miles which seems to happen to many people at mileage even lower than mine sometimes! my dad had this issue on his 2021 Corolla at 50k miles.
The engine coolant bypass valve has been confirmed faulty at 47,000 due to failure to actuate. Known issues of engine coolant leaking failure have been reported.
"engine maintenance required" sign came on, I took it to the dealership and was told it was the coolant bypass valve and it would be $800. Upon doing some research is see that this is a very common issue for 2020 Toyota Corollas. My car is still under 60,0000 so I'm surprised I need work this experience done already.
Engine maintenance required notification popping up. Told I needed to replace engine coolant bypass valve. Safety is at risk because the notification blocks my speedometer . Dealer has confirmed that the engine bypass valve needs to be replaced and this happens with all Toyotas around 40k miles. Has been inspected by dealership. Notification popped up on my car about two weeks ago.
Coolant bypass valve malfunction, leaking coolant, engine maintenance required sign pops up on dash around 60k miles.
I keep getting a warning sign on my dashboard stating that "engine maintenance required. Call your dealership". After scanning for codes, I get the code p2681, or that the engine coolant bypass valve is faulty. After looking online it appears that this is a common issue with this car model. There is a class action lawsuit for this right now since the part is known to be faulty and can crack and leak engine coolant. Toyota has refused to issue a recall for this and will charge you to replace this faulty hardware. I also am not able to clear the message while driving and it will constantly pop back up distracting me while driving and making me unable to see any important warning on my dashboard. This is endangering my ability to safely drive my vehicle.
The coolant bypass valve was constructed of poor quality plastic, and has cracked at a mere 50,000 miles. It's leaking coolant into the sensor. Along with potentially causing major damage to the engine.
There is a problem with the bypass control heater valve of my car Corolla Toyota 2020 it says I have to replace it but it's still running good. I research what this part is about and it says that this is a malfunction in all the Toyota Corollas and rav4 2019-2021. The message "engine maintenance required" doesn't go away and it doesn't let me see the mile percentage when driving. This problem has been confirmed by a mechanic who installed the tablet and run a test to see what's wrong with it. The car has not been checked by insurance because of this manufacturer malfunction. This all started happening 6 months ago and haven't found a way to replace it and dealership charges over 800 dollars for a mistake Toyota made on all Corollas line. Please help me find a solution. Thank you!.
Engine maintance required/coolant bypass valve issue.
The coolant bypass valve on my Toyota Corolla 2020 is faulty. An "engine maintance required" code appeared a couple months ago, when the vehicle was still under 60k miles. The vehicle is available for inspection upon request. A faulty coolant bypass valve can cause the engine to overheat or leak coolant, leading to potential breakdowns or accidents. It may also trigger warning lights and reduce cabin heating, creating further safety risks. Not confirmed by dealership/indepenent service center. Only confirmed by personal inspection. The vehicle/component has not been inspected by manufactuer/police/insurance representatives. "engine maintance required" message appeared on digitial display of vehicle. Message does not appear when the vehcile is turned on while a/c system is left off, but upon turning on the a/c, the maintaince required message appears, indiciating a faulty bypass valve.
"engine maintenance required - visit your dealer" message popped up on my car's (Toyota Corolla 2020) dashboard all of a sudden and I didn't have any issues with engine before. I brought up my card to Toyota service center in sunnyvale, CA and they told me that my car's coolant bypass valve has to be replaced and re-check if it's needed which is an uncertain thing and advised me not driving the car as it may damage the cooling system components or even the engine itself. All of these will cost me 911. 58$ which is too much but it's not all yet. I was researching this issue on the internet and figured out that many people who has the Corolla 2020 and 2021 had the exact same issue. I don't think it's a coincidence. People also complaining about the same issue for Toyota rav4 and Toyota camry. I don't want to pay so much money which is almost 1k. I never had any accidents and or crashes. . Read more...
Engine maintenance required . Bypass coolant valve defected.
Coolant bypass valve issue under 60k miles.
Coolant bypass valve bad at 26000 miles.
The engine coolant bypass valve short in the vehicle has malfunctioned. This appears to be widespread issue not only in the Corolla, but in the camry and rav4, and appears to affect model years 2019-2024. This issue caused coolant leakage, has the potential to cause issues with the engine, and affects the a/c/heating systems as well. There were no warning signs prior to the failure, and the car had just passed a multi point inspection 4 days prior to the failure. The problem has been reproduced by my local Toyota dealership.
At 4 years and 1/2 old car 2020 Corolla xse an engine maintenance required see dealer light turned on. Did diagnostic with obd 2 scanner at two locations auto body shop and uto zone. Nothing appears. It is in fact a needed future recall since thousands if not more people have encountered the same. It is a coolant by pass valbe. Cost is only $99. 53 + tax at dealer. Problem is that should be under warranty or extended warranty or recall. Dealer likes to charge $800 (180-200 for diagnostic, $110 part, $400 labor. Part only takes 30 minutes to install. I should be able to buy at dealer for $110 and have them install for free or pay 30 minutes of work time = $85. 1 hour is about $175. So instead of trying to be billed $800 I should only be billed for $85 labor (30 minutes) + $110 part = brand total of $105 usd. My daughter emily escobar and I, ernesto escobar (dad) bought the car at longo Toyota el monte, CA 91731.
The contact owns a 2020 Toyota Corolla. The contact stated while driving at undisclosed speeds, the check engine warning light was illuminated and flashing. The contact stated that the vehicle was not accelerating above 30 mph. The vehicle was taken to an independent mechanic where it was diagnosed with a rocker arm actuator system performance failure and several other unknown failures. The vehicle was not repaired. The contact discovered the technical service bulletin: 0098-19; however, it was not verified if the vehicle was included. The manufacturer was not made aware of the failure. The failure mileage was approximately 119,000.
Coolant bypass valve failed at 52k miles.
Coolant bypass valve is malfunctioning in 2020 Toyota Corolla se. Upon research this is a known problem in Toyota Corollas, camrys, rav 4 and prius, and was recommended to report this as a possible recall. "engine matinence required, visit your dealer" message does not go away. Takes 5+ minutes to blow cold air.
Coolant bypass valve failure. Dealer (atkins kroll, Toyota guam) is conveniently charging me over $600 for repair for a common issue for vehicles of this generation.
An engine maintenance required popped up in the vehicle and was unable to be removed took the vehicle to get checked at a Toyota dealership and they advised it was the coolant valve bypass was faulty.
Known issue in certain Toyota models and years that the coolant bypass valve fails causing a "engine maintence is required. See dealer. " Toyota is well aware of the issue but has yet to fix the problem as driving with a failed coolant part for too long could cause overheating.
Engine maintenance repair on display vehicle not in motion on radio screen.
Engine coolant bypass valve issues under 70k miles.
My engine maintenance required screen came on in my car. When I ran the diagnostic, they stated that the coolant bypass valve needs to be replaced in order to prevent the engine from overheating. This seems to happen on all of the 2020 and 2021 Toyota Corollas.
The engine coolant bypass valve needed replacement at around 70,000 miles. Similar replacement have been needed in other Corollas models of the same year.
Warning display message “engine maintenance required visit your dealer”. After diagnostic at the dealer, coolant bypass valve failed and needed replacement with hefty, almost $900. 00 for parts and labor cost. Did research online, and it seems that more vehicles from the year 2020-2021 have experienced the same issue at 30-55k miles, my car is on 106k miles. Please do a recall for this issue and extend warranty to $200k miles. This car should not have this sort of issue!.
Engine maintenance required light comes on and it wont go away. Happened around 65000 miles. It is cracked engine coolant bypass valve. It is happening to all Toyota Corolla 2020s. Dealer is asking $1200 to fix it.
Engine coolant bypass valve failed at 36,981 miles.
Experience with a faulty coolant bypass valve. Read enough information of this being a problem with newer Toyotas (ravs, camrys, Corollas, etc. ). Cannot get rid of engine maintence required notification on dash which pops up every 10 seconds when I’m driving after I dismiss it. This specific notificaiton is also not in the Toyota manual whatsoever, and no it is not the maintenance service required notification that comes up every 5,000 miles for basic check up.