Diagsheet

2017 Hyundai Elantra · symptom sheet

Engine misfire

  • 33owner reports
  • 45,000median miles
  • $1,700median quote
  • 0involved a crash

Newest report Jun 29, 2026 · checked Oct 2, 2026

33 of the 114 reports of misfire on the 2017 Elantra describe misfire.

Part of Check engine light or misfire (114 reports)

No recall on this systemas of Oct 2, 2026
No crash reportedin 33 reports
NHTSA investigation1 covering the 2017

Tick what matches of 33 reports

19
2
28
15
18
17

Misfire on other Elantra years

No other Elantra model year has enough reports of misfire for a sheet of its own. See every Elantra year.

What got replaced

Owners who name the part that was replaced mention the ignition coils (27 reports), the spark plugs (10 reports) and the sensor (6 reports).

Recalls and investigations

No recall on the engine covers the 2017 model year as of Oct 2, 2026.

NHTSA investigations into the engine on the Elantra

DP22-003opened Sep 12, 2022
Engine · model years 2017 to 2021

Loss of motive power. Closed dec 12, 2023.

EA21-003opened Dec 22, 2021
Engine · model years 2013

Engine fires. Closed feb 5, 2024, led to recall 23V-877.

PE08-044opened Jul 17, 2008
Fuel system · model years 2007 to 2008

Engine stalling - fuel pump failure. Closed sep 3, 2008, led to recall 08V-429.

PE04-041opened Apr 16, 2004
Fuel system · model years 2004

Post-crash fuel tank leak. Closed jul 13, 2004, led to recall 04V-208.

SQ00-003opened Feb 2, 2000
Fuel system · model years 1996 to 1997

Fuel cap replacement campaign 36. Open, led to recall 00V-095.

What owners paid

6 of the 33 reports quote a price. Each dot is one quote. The middle half runs $321 to $2,500.

$321$1,700$2,500
$0k$2k$4k$6k$8k

When it happens

The middle half of failures fell between 33,463 and 70,000 miles, from the 14 reports that gave a mileage.

Complaints by the year NHTSA received them: 2018: 1, 2019: 1, 2020: 3, 2021: 7, 2022: 10, 2023: 5, 2024: 2, 2025: 3, 2026: 11'181'193'207'2110'225'232'243'251'26

Is this a known problem?

The manufacturer has sent NHTSA 1 service bulletin or notice for the 2017 Hyundai Elantra that deal with this problem. Newest first.

Federal rules make a manufacturer send NHTSA a copy of any notice about a defect that goes to more than one dealer or owner. Most of these are service bulletins, the repair instructions manufacturers send to dealers. NHTSA generally leaves safety recall bulletins out of this file, and recalls are listed separately.

What owners wrote

“Car shaking when accelerating. Check engine light. Misfire code. Earliest appointment with dealership is Thursday June 1st. At 2 pm on Saturday May 27th check engine light went off.”

Filed May 28, 2023

“Check engine light on with diagnostic error code P0304 cylinder 4 misfire detected ignition coil”

Filed Jan 31, 2022

“While accelerating on moderate incline engine has failed three times and souns like it’s flooding. After taking the vehicle to the dealership, they reported no engine failures or misfires were documented by the vehicles OBD. Engine has become excessively noisy, but after a 17 mile driving test by the dealership, they reported not experiencing any issues or hearing any noises. Vehicle Mileage: ~48.5K miles.”

Filed Nov 11, 2021

Should you keep driving it?

This page can't tell you that. 0 of 33 reports involved a crash. Owners who file are the ones who had a bad experience, and nobody checks their reports. If the problem affects steering, braking, power or a fire risk, treat it as a safety fault and have it inspected before a long or high-speed drive.

File your own report with NHTSA. Complaint counts are how a problem gets an investigation. How reports land on this sheet.

Guide Which lights mean pull over now? Warning lights by color and urgency

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