2021 Kia K5 Electrical System Problems
NHTSA component category: ELECTRICAL SYSTEM · data through 07/12/2026
Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.
How electrical system ranks on this vehicle
Share of the 153 complaints citing each category; one complaint can cite several. Full breakdown on the 2021 Kia K5 overview page.
What owners report
“Air/hearing works intermittently. Iâve had fuses replaced and this seems to be a known and ongoing issue that Kia refuses to acknowledge. Many have reported…”NHTSA complaint 11674755 — filed 07/19/2025
“Having issues with the blower motor and harness which is a known issue with this car. I canât keep my AC working plus my defroster…”NHTSA complaint 11662629 — filed 05/22/2025
“Main wiring harness melted in my fuse box, had to pay $5000 to replace, turbo leaked into my engine and cause for the engine to…”NHTSA complaint 11661765 — filed 05/19/2025
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Electrical System complaints by year filed
Frequently asked questions
Does the 2021 Kia K5 have electrical system problems?
Electrical System is the most-reported problem area on the 2021 Kia K5: 42 of 153 complaints on file (27.5%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2021 Kia K5 have in total?
153 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 7 involved a crash, 2 involved a fire, 7 reported injuries, and 1 reported deaths.
What does NHTSA's electrical system category include?
NHTSA assigns each complaint to standard component categories; this page reports the ELECTRICAL SYSTEM category exactly as NHTSA defines and records it.
