---
title: "2015-2019 Hyundai Sonata Transmission Fluid & Coolant"
description: "Which transmission fluid, coolant, and brake fluid the 2015-2019 Hyundai Sonata takes, with capacities and the specifications each one has to meet. Transmission: Hyundai/SK ATF SP-IV (6-speed auto, 2.4L/2.0T); 7-speed dual-clutch uses its own DCT fluid (Eco 1.6T). Coolant: Hyundai Long Life Coolant (silicate-free); capacity not independently confirmed this session."
url: "https://whichcarparts.com/cars/hyundai/sonata/2015-2019/fluids"
updated: "2026-08-21"
---

# 2015-2019 Hyundai Sonata Fluid Types and Capacities

Which transmission fluid, coolant, and brake fluid the 2015-2019 Hyundai Sonata takes, with capacities and the specifications each one has to meet. Transmission: Hyundai/SK ATF SP-IV (6-speed auto, 2.4L/2.0T); 7-speed dual-clutch uses its own DCT fluid (Eco 1.6T). Coolant: Hyundai Long Life Coolant (silicate-free); capacity not independently confirmed this session.

## 2015-2019 Hyundai Sonata fluid guide (Check your manual)

| System | Fluid type & capacity |
| --- | --- |
| Coolant | Hyundai Long Life Coolant (silicate-free); capacity not independently confirmed this session |
| Transmission | Hyundai/SK ATF SP-IV (6-speed auto, 2.4L/2.0T); 7-speed dual-clutch uses its own DCT fluid (Eco 1.6T) |
| Brake fluid | DOT 3 brake fluid |
| Power steering | Electric power steering (no fluid) |

Note: Plain washer fluid; no special spec

## Which Hyundai Sonata model years does this cover?

These fluids specifications apply to every Hyundai Sonata built from 2015 through 2019, the LF (7th generation), mid-size sedan. Nothing in this specification changes between those model years.

- [2015 Sonata](https://whichcarparts.com/cars/hyundai/sonata/2015)
- [2016 Sonata](https://whichcarparts.com/cars/hyundai/sonata/2016)
- [2017 Sonata](https://whichcarparts.com/cars/hyundai/sonata/2017)
- [2018 Sonata](https://whichcarparts.com/cars/hyundai/sonata/2018)
- [2019 Sonata](https://whichcarparts.com/cars/hyundai/sonata/2019)

## What changed during the 2015-2019 Hyundai Sonata

| Years | What changed |
| --- | --- |
| 2015 | Generation launch on the LF platform; Eco 1.6T added |
| 2016 | Hybrid and Plug-in Hybrid trims join the lineup with the Nu 2.0L GDI hybrid powertrain |
| 2018 | Mid-cycle facelift arrives; a new mid-range SEL trim is added with Blue Link telematics, SiriusXM, HD Radio, and a power driver's seat standard (base SE and Eco lose those items as standard equipment) |
| 2018-2019 | Mid-cycle facelift: new front/rear styling, revised interior with digital instrument cluster option, Eco 1.6T dropped from some markets late in the run |
| 2019 | Final model year of the LF generation; facelifted trim lineup and styling carry over unchanged ahead of the all-new DN8 for 2020 |

## 2015-2019 Hyundai Sonata fluids: common questions

### What transmission fluid does a 2015-2019 Hyundai Sonata take?

Hyundai/SK ATF SP-IV (6-speed auto, 2.4L/2.0T); 7-speed dual-clutch uses its own DCT fluid (Eco 1.6T). Transmission fluid specifications are not interchangeable. Friction modifiers differ between them, and the wrong fluid causes shudder long before it causes failure.

### What coolant does a 2015-2019 Hyundai Sonata use?

Hyundai Long Life Coolant (silicate-free); capacity not independently confirmed this session.

### What brake fluid does a 2015-2019 Hyundai Sonata take?

DOT 3 brake fluid.

## Sources

- [Wikipedia, Hyundai Sonata, seventh generation (LF) production/model-year details](https://en.wikipedia.org/wiki/Hyundai_Sonata)
- [Checkered Flag Hyundai, Sonata oil type/capacity by model year](https://www.checkeredflaghyundaiworld.com/blog/hyundai-sonata-oil-type/)
- [Lionheart Tires, Hyundai Sonata factory tire sizes by generation](https://lionharttires.com/hyundai-sonata-tires/)
- [YouTube, LF Sonata cabin air filter part number (97133-C...)](https://www.youtube.com/shorts/Cpzsf9WLPbI)
- [Filterbuy, Sonata cabin air filter location and hybrid part number](https://filterbuy.com/air-filters/cabin/by-vehicle/hyundai/sonata/)
- [NHTSA, Hyundai consent order, Nov. 2020 (Theta II engine warranty extension)](https://www.nhtsa.gov/document/hyundaiconsentorder11272020)

## Other Hyundai Sonata generations

- [2020-2025 Hyundai Sonata fluids](https://whichcarparts.com/cars/hyundai/sonata/2020-2025/fluids)
- [2011-2014 Hyundai Sonata fluids](https://whichcarparts.com/cars/hyundai/sonata/2011-2014/fluids)

Or [compare all generations](https://whichcarparts.com/cars/hyundai/sonata/fluids).

## More for the 2015-2019 Hyundai Sonata

- [Oil & filter](https://whichcarparts.com/cars/hyundai/sonata/2015-2019/oil)
- [Battery](https://whichcarparts.com/cars/hyundai/sonata/2015-2019/battery)
- [Tires & wheels](https://whichcarparts.com/cars/hyundai/sonata/2015-2019/tires)
- [Wiper blades](https://whichcarparts.com/cars/hyundai/sonata/2015-2019/wipers)
- [Air & cabin filters](https://whichcarparts.com/cars/hyundai/sonata/2015-2019/filters)
- [Bulbs](https://whichcarparts.com/cars/hyundai/sonata/2015-2019/bulbs)
- [Brakes](https://whichcarparts.com/cars/hyundai/sonata/2015-2019/brakes)
- [Service schedule](https://whichcarparts.com/cars/hyundai/sonata/2015-2019/service-schedule)
- [Problems & reliability](https://whichcarparts.com/cars/hyundai/sonata/2015-2019/common-problems)
- [Oil light reset](https://whichcarparts.com/cars/hyundai/sonata/2015-2019/oil-reset)
- [Key fob battery](https://whichcarparts.com/cars/hyundai/sonata/2015-2019/key-fob-battery)
- [Specs](https://whichcarparts.com/cars/hyundai/sonata/2015-2019/specs)

Specifications vary with engine option, production date, and market.