TSB ENG264 — Kia Service bulletin
ENG264 is a service bulletin on file with NHTSA for 2 Kia models, 2024–2025 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. TECHNICAL SERVICE BULLETIN: CUSTOMER ACTION: ECU LOGIC IMPROVEMENT FOR DTC P2B59F0 (CA2516) - This bulletin provides information to upgrade the Engine Control Unit (ECU) software on certain 2024–2025MY vehicles equipped with 2.5 GDI or 2.5 T-GDI Theta III engines listed in the…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years ENG264 names
| Vehicle | Model years |
|---|---|
| Kia Sorento | 2024, 2025 |
| Kia Sportage | 2024, 2025 |
Every document filed under ENG264
| Document ID | Filed | Type |
|---|---|---|
| TSB_ENG264 | April 1, 2026 | Service bulletin |
What ENG264 covers
Engine — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB ENG264?
ENG264 is a service bulletin filed with NHTSA by Kia, covering 2 Kia models across the 2024–2025 model years. NHTSA's summary reads: TECHNICAL SERVICE BULLETIN: CUSTOMER ACTION: ECU LOGIC IMPROVEMENT FOR DTC P2B59F0 (CA2516) - This bulletin provides information to upgrade the Engine Control Unit (ECU) software on certain 2024–2025MY vehicles equipped with 2.5 GDI or 2.5 T-GDI Theta III engines listed in the…
Which vehicles does ENG264 cover?
NHTSA's file names Kia Sorento (2024–2025); Kia Sportage (2024–2025). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.
Is TSB ENG264 a recall, and is the repair free?
No. ENG264 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.
How do I get the full text of ENG264?
Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under ENG264, its date, and NHTSA's own summary from the public file.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under ENG264. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.