2022 Kia K5 Fuel System Problems
NHTSA lists 43 fuel system complaints for the 2022 Kia K5, 34% of its 127 total complaints. Two recalls (25V794000 and 21V519000) cover fuel tank expansion and fuel pipe leaks, with a median failure mileage of 83,000 miles.
- Fuel System complaints
- 43
- 34% of 127
- Crashes reported
- 0
- Fires reported
- 3
- Injuries reported
- 0
- Median mileage
- 83,000 mi
- Related recalls
- 2
Typical fuel system symptoms owners report
- Owners describe a loud pop or bang from the rear seat area as the fuel tank expands and lifts the backseat cushion.
- Some report a hissing or air sound in the cabin along with the fuel gauge suddenly dropping to empty.
- Others say the fuel cap or fuel system triggers a check engine light along with shuddering and hesitation when accelerating.
- Several drivers report the fuel gauge or mileage-to-empty readout fluctuating or blanking out unpredictably.
- One report describes the car stalling and losing power on the road after the fuel gauge falsely read empty.
- A few owners mention smelling gas or hearing a loud boom from the rear seat, consistent with the fuel tank expanding into hot exhaust components.
When 2022 Kia K5 fuel system complaints were filed
First complaint Feb 22, 2023, latest Sep 10, 2026.
Fuel System recalls for the 2022 Kia K5
- NHTSA 25V794000Nov 17, 2025Fuel System250,547 vehicles
Fuel system, gasoline
Kia America, Inc. (Kia) is recalling certain 2021-2024 K5 vehicles. A damaged check valve can allow air to enter the fuel tank, causing it to expand and contact hot exhaust components, melting the tank.
Risk: A melted fuel tank can leak, increasing the risk of a fire.
Remedy: Dealers will replace the check valve. The fuel tank will be inspected for damage and replaced as necessary. All repairs will be performed free of charge. Owner notification letters were mailed January 16, 2026. Owners may contact Kia customer service at 800-333-4542. Kia's number for this recall is SC356. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning December 1, 2025.
- NHTSA 21V519000Jul 8, 2021Fuel System21,575 vehicles
Fuel system, gasoline:delivery:hoses, lines/piping, and fittings
Kia Motor America (Kia) is recalling certain 2021 Sorento and 2021-2022 K5 vehicles equipped with 2.5L turbocharged engines. Fuel may leak at the pipe connection between the high-pressure fuel pump and fuel rail.
Risk: A fuel leak increases the risk of a fire.
Remedy: Dealers will inspect and tighten, or replace the fuel pipe as necessary, free of charge. Owner notification letters were mailed July 21, 2021. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC214.
Fuel System complaints by K5 model year
Raw complaint counts per model year; newer years have had less time to accumulate complaints.
Frequently asked questions
- How many fuel system complaints does the 2022 Kia K5 have?
- NHTSA lists 43 fuel system complaints for the 2022 K5, which is 34% of all 127 complaints filed for that model year.
- Is there a fuel system recall for the 2022 Kia K5?
- Yes. Recall 25V794000 covers a damaged check valve that lets air into the fuel tank, causing it to expand and contact hot exhaust parts. A separate recall, 21V519000, covers fuel leaking at the high-pressure fuel pump connection on 2.5L turbo models.
- At what mileage do 2022 K5 fuel system problems tend to appear?
- The median mileage at failure for fuel system complaints on the 2022 K5 is 83,000 miles.
- Have the fuel system issues caused fires or crashes?
- NHTSA data shows 3 fires reported in connection with this problem area on the 2022 K5, but 0 crashes and 0 injuries.
- Is the fuel system problem worse in 2022 than other K5 years?
- The 2022 K5 shares a 34% complaint share with the 2021 model year, while 2023 is higher at 50% and 2024 drops to 13%, based on NHTSA data.