VehicleVerdict

2018 Hyundai Ioniq Electric problems

Verdict · NHTSA data

Limited data — recalls on file

NHTSA has just 0 complaints on file for the 2018 Hyundai Ioniq Electric — too few to judge reliability from owner reports alone — but one recall campaign applies to this year, so any used example should have its VIN checked for completed recall work.

0

NHTSA complaints

1

Recalls

1

Investigations

0

Crash-involved

0

Fires reported

0

Injuries

0

Deaths

—

NCAP overall

How does 2018 compare to other Ioniq Electric years?

Ioniq Electric NHTSA complaints by model year, 2018 highlighted15 complaints2017: 15 complaints2018: 0 complaints2019: 10 complaints2020: 9 complaints2021: 1 complaints
Ioniq Electric NHTSA complaints by model year, 2018 highlighted. Red bars are years to avoid.

See all Ioniq Electric years to avoid →

Does the 2018 Hyundai Ioniq Electric have recalls?

1 NHTSA recall campaign on file. Recall repairs are free at franchised dealers.

21V944000Electrical SystemDecember 7, 2021 · 2,679 units

Defect

Hyundai Motor America (Hyundai) is recalling certain 2017-2019 Ioniq electric vehicles. An unstable electrical ground may cause the vehicle to enter a fail-safe mode with reduced acceleration and power. In certain conditions while in fail-safe mode, the vehicle may accelerate after the gas pedal is released.

Consequence

Unexpected acceleration following gas pedal release can increase the risk of a crash.

Remedy

Dealers will update the EPCU (Electric Power Control Unit) software and repair the ground wiring, free of charge. Owner notification letters were mailed February 9, 2022. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 215.

2018 Hyundai Ioniq Electric — common questions

Is the 2018 Hyundai Ioniq Electric reliable?

The record is thin — 0 NHTSA complaints — so owner-report data can't strongly confirm reliability either way, though 1 recall should be verified as completed.

Does the 2018 Hyundai Ioniq Electric have recalls?

Yes — NHTSA lists 1 recall campaign affecting the 2018 Hyundai Ioniq Electric. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Is the 2018 Hyundai Ioniq Electric under NHTSA investigation?

NHTSA opened one investigation into this model year; all are now closed.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.