YearToAvoid

2018 Kia Sportage Electrical System Problems

NHTSA lists 33 electrical system complaints for the 2018 Kia Sportage, 20% of all complaints filed for that year. These complaints include 3 crashes, 3 fires, and 1 injury, with a median failure mileage of 7,662.5 miles. No related recalls are listed in this data.

Electrical System complaints
33
20% of 164
Crashes reported
3
Fires reported
3
Injuries reported
1
Median mileage
7,663 mi
Related recalls
0

Typical electrical symptoms owners report

  • Some vehicles caught fire, with owners describing smoke or fire coming from the engine area, in some cases while parked or shortly after driving.
  • Headlights, dashboard lights, and navigation displays flicker or go dark while driving, sometimes at night on the highway.
  • Owners report sudden loss of engine power or the engine cutting off at low speed, in one case coupled with loss of steering and brakes.
  • A wiring harness failure caused a sudden drop to 20 mph on the highway in one case, initially misdiagnosed as an engine failure.
  • Some owners heard a high-pitched whirring sound from the starter motor area while the vehicle was parked.
  • Dashboard instrument lights went dark while driving, requiring dealer replacement of a gauge dimmer cluster.

When 2018 Kia Sportage electrical complaints were filed

First complaint May 24, 2018, latest Sep 10, 2026.

2018 Kia Sportage electrical system complaints: complaints filed per month2May 2018May 2019Dec 2019May 2021Nov 2021May 2023Jun 2025May 2026
33 complaints filed with NHTSA from May 2018 to Sep 2026; peak Jun 2023 (2).

Electrical System recalls for the 2018 Kia Sportage

No safety recalls on record for this model year.

Electrical System complaints by Sportage model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 20102 (10%)
  2. 201143 (24%)
  3. 201231 (8%)
  4. 201322 (6%)
  5. 20148 (7%)
  6. 201520 (14%)
  7. 201620 (15%)
  8. 201774 (19%)
  9. 201833 (20%)
  10. 201913 (19%)
  11. 202022 (14%)
  12. 20217 (14%)
  13. 20228 (17%)
  14. 202345 (24%)
  15. 202414 (20%)
  16. 202515 (29%)

Frequently asked questions

How many electrical system complaints does NHTSA list for the 2018 Kia Sportage?
NHTSA lists 33 electrical system complaints for the 2018 Sportage, which is 20% of the 164 total complaints filed for that model year.
Is there a recall for the 2018 Kia Sportage electrical system?
This data lists no related recalls for the 2018 Kia Sportage electrical system, though owners reported fires and one complaint referenced a manufacturer recall related to fire risk.
At what mileage do electrical problems typically show up on the 2018 Kia Sportage?
The median mileage at failure for electrical system complaints on the 2018 Sportage is 7,662.5 miles.
Did the 2018 Kia Sportage electrical issues cause any crashes or injuries?
NHTSA data shows 3 crashes, 3 fires, and 1 injury tied to electrical system complaints for the 2018 Sportage.
How does the 2018 Sportage compare to other years for electrical complaints?
The 2018 Sportage's electrical complaints made up 20% of its total complaints, close to the 2017 model's 19% and 2023 model's 24%, and higher than years like 2013 at 6%.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.