2018 Hyundai Elantra Safety Report
2018 Hyundai Elantra Safety Report
Safety Decision Cockpit for the 2018 Hyundai Elantra
This page is the hub for deciding what to inspect next on the 2018 Hyundai Elantra. It connects recall campaigns, owner complaint patterns, service bulletins, sibling model years, component issue hubs, and the model buying guide so a shopper or owner can move from a single report into the wider safety graph.
| Signal | Value | What to inspect next |
|---|---|---|
| Recall burden | Low (0) | Review campaign numbers, affected components, and dealer remedies below. |
| Owner complaints | High (264) | Scan complaint narratives for recurring symptoms, mileage, crashes, fires, injuries, and dates. |
| Crash and fire reports | 18 | Treat any crash, fire, injury, or fatality-linked pattern as a priority pre-purchase inspection item. |
| Primary component hub | Engine | Compare engine issues across vehicles. |
| Cleaner nearby model year | 2021 | Compare against the 2021 Hyundai Elantra with 122 complaints and 6 recalls. |
| Riskier nearby model year | 2017 | Check the 2017 Hyundai Elantra before buying across this generation. |
Hyundai Elantra Year-by-Year Comparison
The safest purchase decision usually comes from comparing neighboring model years, not reading a single page in isolation. The table below uses only validated Hyundai Elantra years already present in the cleaned NHTSA dataset, so each comparison links to a real vehicle safety report rather than a generated combination.
| Model Year | Complaints | Recalls | Use case |
|---|---|---|---|
| 2019 Hyundai Elantra | 229 | 1 | Compare as a potentially cleaner alternative. |
| 2017 Hyundai Elantra | 750 | 4 | Inspect as a potentially higher-complaint year. |
| 2020 Hyundai Elantra | 218 | 3 | Compare as a potentially cleaner alternative. |
| 2016 Hyundai Elantra | 278 | 1 | Inspect as a potentially higher-complaint year. |
| 2021 Hyundai Elantra | 122 | 6 | Compare as a potentially cleaner alternative. |
| 2015 Hyundai Elantra | 254 | 2 | Compare as a potentially cleaner alternative. |
2018 Hyundai Elantra Complaint Theme Map
Complaint counts become more useful when they are grouped into inspection themes. For the 2018 Hyundai Elantra, these are the component areas with the clearest NHTSA complaint signals. Use each link to jump from this single vehicle into broader component hubs and make-specific issue pages.
Engine
76 owner complaints mention this component in the current safety profile.
All Engine issues Hyundai onlyUnknown Or Other
28 owner complaints mention this component in the current safety profile.
All Unknown Or Other issues Hyundai onlyStructure
8 owner complaints mention this component in the current safety profile.
All Structure issues Hyundai onlyAir Bags
8 owner complaints mention this component in the current safety profile.
All Air Bags issues Hyundai onlySteering
8 owner complaints mention this component in the current safety profile.
All Steering issues Hyundai onlyFuel/Propulsion System
7 owner complaints mention this component in the current safety profile.
All Fuel/Propulsion System issues Hyundai onlyAI Safety Analysis for the 2018 Hyundai Elantra
Reliability Score
The 2018 Hyundai Elantra receives a reliability score of 45 out of 100 based on analysis of NHTSA complaint data, recall history, crash reports, and safety ratings. This indicates average reliability — some notable concerns exist that prospective buyers should be aware of.
NHTSA Safety Ratings for the 2018 Hyundai Elantra
The National Highway Traffic Safety Administration (NHTSA) evaluates vehicles through controlled crash tests and assigns star ratings from 1 to 5, with 5 being the safest.
Known Issues for the 2018 Hyundai Elantra
The following issues have been identified from NHTSA complaint data and owner reports for the 2018 Hyundai Elantra:
| Issue | Severity | Frequency | Typical Mileage |
|---|---|---|---|
| Engine Failure Engine failures have been reported, with some cases leading to seized engines. This can result in significant damage and loss of vehicle functionality. |
High | Rare | 30k-60k miles |
| Excessive Oil Consumption The vehicle has consumed excessive oil, leading to engine dryness and overheating issues. This can cause severe drivability problems and engine damage. |
High | Rare | 30k-60k miles |
| Structural Issues Structural issues, such as chipping and peeling paint, have been reported. These can affect the vehicle's appearance and potentially its safety. |
Medium | Rare | 30k-60k miles |
| Air Bag Malfunctions Air bag malfunctions have been reported, which can compromise passenger safety in the event of a collision. |
Medium | Rare | 30k-60k miles |
Common Problems Reported by Owners
Based on NHTSA complaint data, the following components account for the majority of reported issues with the 2018 Hyundai Elantra:
Engine failures are the most common issue, with 23% of reported problems.
Excessive oil consumption is the second most common issue, with 18% of reported problems.
Structural issues, such as paint peeling, are the third most common issue, with 14% of reported problems.
Air bag malfunctions are the fourth most common issue, with 14% of reported problems.
NHTSA Complaint Summaries for the 2018 Hyundai Elantra
Below are complaint narratives filed by owners of the 2018 Hyundai Elantra with the National Highway Traffic Safety Administration. 2 complaints involved crashes. 2 reported injuries or fatalities.
I am writing to formally report a safety concern regarding my 2018 Hyundai Elantra. The vehicle has experienced a failure of the heater hose/pipe, which appears to be made of plastic and connected to a metal component. This failure has resulted in a coolant leak, creating a serious risk of engine overheating. This issue is not only inconvenient but also dangerous. A sudden loss of coolant while d...
The paint is chipping and cracking and just falling off. It started on the hood now it’s going to around the windows seals and part of the roof.
Cars engines stopped for no apparent reason pulled over and it started back up but it stopped two more times within a two block radius both times it restarted the date was2/17 26 on the next day it did the same thing but only once
The oil plug fell out and caused significant damage to the engine where the engine is seized and no longer works. It can be inspected if requested. Check oil light did not turn on. The car wouldn't run and almost got stuck in the middle of the road. The problem is common and recognized by you. No remedy has been made with the manufacturer. Insurance inspected it and told us that it was due to an ...
The paint, there was a recall in the last but my vehicle isn’t apart of it but I have a silver 2018 Hyundai Elantra and my paint is just peeling like crazy! It’s peeling all of the good the roof and now starting in the back of the trunk where the rear window is located. It is starting to rust on the hood.
The rare brake light is working fine but the car dashboard computer keeps on saying „Check rare brake light“ intermittently. It either needs a repair (although brake lights are working) or a replacement. Please resolve this issue because other Elantra owner have reported the same.
I have a 2018 Hyundai Elantra with about 155k miles. It has been consuming oil excessively and has developed serious drivability issues. If I try to accelerate even slightly harder than normal—especially above 2,000 RPM—it makes a metallic, chain-type rattling noise, loses power, and produces heavy smoke from the exhaust. The smoke sometimes continues even after shutting the engine off and restart...
What component or system failed or malfunctioned, and is it available for inspection upon request? The car began stalling and started to become unresponsive while I was driving to work. While I was not 100% sure of what component was malfunctioning at the time, I suspected that it might be a timing chain problem because I had this same exact issue happen to to this car back in January 2025. I did ...
It is showing signs of excessive oil consumption. 200 miles before my next scheduled oil change there was no oil in the car, causing overheating issues. It uses the same engine as other recalled years for the same issue. However they never issued a recall for the 2018. The only update I've ever received was a surprise notice from Valvoline, mid oil change, that if I didn't use the more expensive o...
Initial Fault Code: P0303 Replaced all 4 spark plugs and all 4 ignition coils. The check engine light extinguished momentarily but returned, logging P0303 and a new P0301 Replaced all 4 fuel injectors. CEL extinguished momentarily and then returned, logging P0303. Replaced the entire engine electrical harness. Concurrently, all related electrical components and connectors were meticulously cle...
My engine blew in September 2024. I had it replaced. When I replaced it I got a one year warranty and unlimited mile warranty. It now blew in July 2025. I have had it hyundai of mankato which they didnt want to wait on hyundai of America to do anything to fix it and told my mechanics to have my car get offline their lot. My mechanics towed my car to Happy Hyundai of Rochester. HYUNDAI of America ...
Excessive oil consumption. Engine completely dry after 3500 miles in between oil change with no check oil warning light
The contact owns a 2018 Hyundai Elantra. The contact stated that after an oil change was performed at Jiffy Lube, the engine seized while driving. The contact stated that while driving at an undisclosed speed, the vehicle lost motive power. Several unknown warning lights were illuminated. The vehicle was coasted to the side of the highway and parked. The vehicle was towed to the residence, and the...
In early May 2023 I was driving my 2018 Elantra vehicle on the expressway. I had hot an area where there was traffic and had to slow down and move along with the speeds everyone else was going. When I slowed down my engine quit. Everything turned off and the car was stalled. I was able to turn the car back on and start the engine but there was a loud knocking sound coming from the engine and when ...
We were heading back to Ohio at Mile marker 8 75N Kentucky when we heard a boom. Then we saw smoke as my husband was pulling over. We jump out to get our child out of the car seat and at the same time a pickup truck pulls up with two guys. They yell that our cars on fire and began putting the fire out with a fire extinguisher. We had an oil change before we left Ohio by Valvoline. This area of the...
Passenger side brake light keeps going out and has been replaced twice
Oil consumption will cut off while driving
The engine of my 2018 Hyundai Elantra has a rod bearing defect covered under a safety recall. The vehicle has not been repaired yet, and the issue prevents the car from being safely operated. I have incurred towing expenses due to the inability to use the vehicle, and I am concerned about potential engine failure or safety hazards if the defect is not addressed promptly.
The dealership replaced my engine and spark plugs when the pistons were grinding metal causing a catastrophic failure in November of 2024. In July of 2025 I started experiencing the same issues and the dealership stated that Hyundais ignition coils have a high rate of failure because they changed the design and used my old ones from my engine replacement. It is now I brought my car into the dealer...
Oil leaking from pistons in engine just like the recalled engines
Showing 20 of 264 complaints. Additional complaints are available via the NHTSA database.
Frequently Asked Questions About the 2018 Hyundai Elantra
Has the 2018 HYUNDAI ELANTRA been recalled?
No, the 2018 HYUNDAI ELANTRA has no recalls on record with NHTSA as of our latest data update.
How many complaints does the 2018 HYUNDAI ELANTRA have?
The 2018 HYUNDAI ELANTRA has 264 complaints filed with NHTSA. Of these, 11 involved crashes. 6 injuries and 1 deaths have been reported.
What is the safety rating for the 2018 HYUNDAI ELANTRA?
The 2018 HYUNDAI ELANTRA received an overall NHTSA safety rating of good (4/5). Frontal crash: 4/5. Side crash: 4/5. Rollover: 4/5.
What are the most common problems with the 2018 HYUNDAI ELANTRA?
The most commonly reported problems with the 2018 HYUNDAI ELANTRA involve engine (76 complaints), unknown or other (28 complaints), structure (8 complaints). Other affected components include air bags, steering, fuel/propulsion system.
How many crash reports does the 2018 HYUNDAI ELANTRA have?
There are 11 crash reports associated with the 2018 HYUNDAI ELANTRA out of 264 total complaints (4.2% of complaints involved crashes).
How many fire reports does the 2018 HYUNDAI ELANTRA have?
There are 7 fire reports for the 2018 HYUNDAI ELANTRA out of 264 total complaints. Fire reports are among the most serious safety concerns tracked by NHTSA.
Are there any deaths reported for the 2018 HYUNDAI ELANTRA?
Yes, 1 death has been reported in NHTSA complaints for the 2018 HYUNDAI ELANTRA. These are self-reported by complainants and do not imply the vehicle caused the death.
How many injuries are reported for the 2018 HYUNDAI ELANTRA?
6 injuries have been reported in NHTSA complaints for the 2018 HYUNDAI ELANTRA. These are self-reported by vehicle owners as part of their safety complaints.
Should I buy a 2018 HYUNDAI ELANTRA?
Based on NHTSA data, the 2018 HYUNDAI ELANTRA is research thoroughly before purchasing. It has 264 complaints, 0 recalls, and a good (4/5) safety rating. Note: 1 death(s) have been reported. Always have a pre-purchase inspection done by a qualified mechanic.
What components fail most on the 2018 HYUNDAI ELANTRA?
The components with the most failures on the 2018 HYUNDAI ELANTRA are: 1. ENGINE (76 complaints), 2. UNKNOWN OR OTHER (28 complaints), 3. STRUCTURE (8 complaints), 4. AIR BAGS (8 complaints), 5. STEERING (8 complaints). ENGINE is the single most-reported problem area with 76 complaints.
What should I know before buying a 2018 HYUNDAI ELANTRA?
Be cautious of engine failures and excessive oil consumption, as these can lead to significant safety and drivability issues. Regular maintenance is crucial. The 2018 HYUNDAI ELANTRA has 264 NHTSA complaints and 0 recalls on record. NHTSA rates it good (4/5).
How reliable is the 2018 HYUNDAI ELANTRA?
The 2018 HYUNDAI ELANTRA receives a reliability score of 45/100, indicating average reliability. This is based on 264 owner complaints, 0 recalls, and 18 crash/fire reports in the NHTSA database. Key known issues include Engine Failure and Excessive Oil Consumption.
What are the known issues with the 2018 HYUNDAI ELANTRA?
Known issues with the 2018 HYUNDAI ELANTRA include: Engine Failure, Excessive Oil Consumption, Structural Issues, Air Bag Malfunctions. These are based on patterns found across 264 NHTSA complaints.
What are the most common issues with the 2018 Hyundai Elantra?
Engine failures and excessive oil consumption are the most common issues.
Can I inspect the engine if it fails?
Yes, engine failures can be inspected upon request.
What should I do if I experience engine stalling?
Address the issue immediately, as engine stalling can indicate serious problems.
Buyer Advice
Our recommendation: Be cautious of engine failures and excessive oil consumption, as these can lead to significant safety and drivability issues. Regular maintenance is crucial.
NHTSA Data Summary for 2018 Hyundai Elantra
This safety report is based on a comprehensive analysis of data from the National Highway Traffic Safety Administration (NHTSA) for the 2018 Hyundai Elantra. The data includes 264 consumer complaints filed by vehicle owners, 0 manufacturer-initiated safety recalls, 11 reported crashes, 7 fire incidents, 6 reported injuries, and 1 fatalities associated with this vehicle.
The NHTSA has assigned the 2018 Hyundai Elantra an overall safety rating of 4 out of 5 stars, with a frontal crash rating of 4 stars, a side crash rating of 4 stars, and a rollover rating of 4 stars. These ratings are determined through controlled crash testing conducted by the NHTSA.
All data presented in this report is sourced from public NHTSA databases. Our AI analysis identifies patterns across complaint narratives, correlates them with recall history, and produces the safety assessment above. This analysis is updated as new complaints and recalls are filed with the NHTSA.
Consumers are encouraged to report vehicle safety problems to the NHTSA at nhtsa.gov. If your vehicle is subject to a recall, contact your dealer to schedule the free repair.
Disclaimer: This analysis is AI-generated from NHTSA public data and does not constitute professional automotive or safety advice. Always verify recall status at NHTSA.gov and consult a qualified mechanic.
Analysis last updated: 2026-05-16