Toyota 2.4L turbo four (T24A-FTS): years, specs & known problems
By CarWhere Research · Updated
The T24A-FTS is Toyota's 2,393 cc turbocharged four-cylinder. It replaced the V6 in the 2023 Highlander at 265 hp and 310 lb-ft, powers the 2024+ Tacoma and 2025+ 4Runner at up to 278 hp and 317 lb-ft, and a 2.4L turbo is the gas engine in the Crown and Grand Highlander Hybrid MAX, rated at 340 and 362 hp.
Toyota's owner's manual lists the T24A-FTS at 2,393 cc with an 87.5 × 99.5 mm bore and stroke, and it runs on 87-octane regular. It uses D-4S direct and port injection, dual VVT-i and balance shafts. It arrived in the 2023 Highlander, where 310 lb-ft was a 17 percent gain over the 3.5L V6 it replaced, then went into the 2024 Grand Highlander, the truck-based Tacoma, 4Runner and Land Cruiser, and the Hybrid MAX powertrains.
Tune depends on the vehicle: 228 hp and 243 lb-ft in the Tacoma SR, 270 hp with the Tacoma's six-speed manual, 278 hp and 317 lb-ft in other Tacoma and 4Runner grades, and 265 hp in the Highlander and Grand Highlander. In the truck hybrids it is the base of the 326 hp i-FORCE MAX; in the Crown and Grand Highlander it is paired with a six-speed automatic and electric motors as Hybrid MAX.
2.4L turbo four (T24A-FTS) at a glance
| Engine | Model years | Fuel | Peak hp | Peak torque (lb-ft) | Documented problems | Recalls |
|---|---|---|---|---|---|---|
| 2.4L turbo gas engine (228–278 hp) | 2023–present | Gasoline (87 octane) | 278 | 317 | 0 | 0 |
| Hybrid MAX (340–362 hp system) | 2023–present | Gasoline hybrid | 362 | 400 | 0 | 0 |
CarWhere lists 0 documented problems and 0 NHTSA recalls for the 2.4L turbo four (T24A-FTS), each with a source.
2.4L turbo gas engine (228–278 hp)
The non-hybrid T24A-FTS. It makes 265 hp in the Highlander and Grand Highlander with an eight-speed automatic, and up to 278 hp and 317 lb-ft as the i-FORCE engine in the Tacoma and 4Runner.
2.4L turbo gas engine (228–278 hp) specifications
| Specification | Value |
|---|---|
| Engine code | T24A-FTS[5] |
| Displacement | 2,393 cc (146.0 cu in)[5] |
| Bore × stroke | 87.5 × 99.5 mm (3.44 × 3.91 in)[5] |
| Fuel | Unleaded, 87 octane or higher[5] |
| Injection and valvetrain | 16 valves, D-4S direct and port injection, dual VVT-i[6] |
| Balance shafts | Yes[1] |
| Transmissions | Eight-speed automatic; six-speed manual offered on the 2024 Tacoma[3] |
| EPA listing, 2023 Highlander | 2.4 L turbo, SIDI & PFI, eight-speed automatic[7] |
| EPA listing, 2025 4Runner | 2.4 L turbo, SIDI & PFI, eight-speed automatic[8] |
2.4L turbo gas engine (228–278 hp) horsepower and torque by year
| Model years | Application | Horsepower (hp) | Torque (lb-ft) | Source |
|---|---|---|---|---|
| 2023 | HighlanderToyota's earlier May 2022 release listed 309 lb-ft | 265 | 310 | [1] |
| 2024 | Grand HighlanderTorque not stated in Toyota's release | 265 | — | [2] |
| 2024 | Tacoma SR | 228 | 243 | [3] |
| 2024 | Tacoma (automatic, above SR) | 278 | 317 | [3] |
| 2024 | Tacoma (six-speed manual) | 270 | 310 | [3] |
| 2025 | 4Runner | 278 | 317 | [4] |
"—" means we could not confirm the figure from a primary source.
Which vehicles have the 2.4L turbo gas engine (228–278 hp)?
| Model | Model years | Notes |
|---|---|---|
| Highlander | 2023–present | Replaced the 3.5L V6 on gas grades |
| Grand Highlander | 2024–present | |
| Tacoma (i-FORCE) | 2024–present | |
| 4Runner (i-FORCE) | 2025–present | |
| Tacoma, 4Runner, Land Cruiser (as i-FORCE MAX hybrid) | 2024–present | See the i-FORCE MAX page |
Hybrid MAX (340–362 hp system)
The car-based performance hybrid: the 2.4L turbo with a six-speed automatic, a front motor and a rear eAxle. Toyota rates it at 340 hp in the Crown Platinum and 362 hp in the Grand Highlander, with 400 lb-ft in both.
Hybrid MAX (340–362 hp system) specifications
| Specification | Value |
|---|---|
| Gasoline engine | 2.4L inline-four turbo, tuned for peak torque between 2,000 and 3,000 rpm[9] |
| Transmission | Direct-shift six-speed automatic[9] |
| Rear drive | Water-cooled rear eAxle motor; all-wheel drive[9] |
| EPA listing | 2.4 L turbo with a six-speed automatic (Grand Highlander Hybrid AWD)[11] |
| Grand Highlander towing | Up to 5,000 lb[2] |
| EPA listing, 2023 Crown | 2.4 L turbo with a six-speed automatic (AV-S6)[12] |
Hybrid MAX (340–362 hp system) horsepower and torque by year
| Model years | Application | Horsepower (hp) | Torque (lb-ft) | Source |
|---|---|---|---|---|
| 2023 | Crown Platinum (system)Manufacturer-estimated net horsepower | 340 | — | [9] |
| 2027 | Crown Platinum (system) | 340 | 400 | [10] |
| 2024 | Grand Highlander Hybrid MAX (system) | 362 | 400 | [2] |
"—" means we could not confirm the figure from a primary source.
Which vehicles have the Hybrid MAX (340–362 hp system)?
| Model | Model years | Notes |
|---|---|---|
| Crown Platinum | 2023–present | |
| Grand Highlander Hybrid MAX | 2024–present |
Related Toyota research
Confirm a car really has the 2.4L turbo four (T24A-FTS).
The engine a Toyota left the factory with is part of its build record. The CarWhere Toyota build sheet reconstructs factory colors, options and packages from licensed VIN-level build data — availability is checked free, and it is $9.99 only when detailed build data is found for that VIN.
Frequently asked questions
What engine replaced the Highlander V6?
For 2023, gas Highlanders switched from the 3.5L V6 to a 2.4L turbocharged four-cylinder rated at 265 hp and 310 lb-ft. Toyota says the torque figure is 17 percent higher than the V6's 263 lb-ft.
Does the Toyota 2.4 turbo need premium fuel?
No. The owner's manual for the 2.4L turbo Highlander specifies unleaded gasoline with an octane rating of 87 or higher.
How much horsepower does the 2024 Tacoma 2.4 turbo make?
It depends on grade and transmission: 228 hp and 243 lb-ft on the SR, 278 hp and 317 lb-ft with the eight-speed automatic on other grades, and 270 hp and 310 lb-ft with the six-speed manual. The i-FORCE MAX hybrid makes 326 hp and 465 lb-ft.
What is Toyota Hybrid MAX?
Hybrid MAX pairs the 2.4L turbo with a six-speed automatic, a front electric motor and a rear eAxle motor. It is rated at 340 hp and 400 lb-ft in the Crown Platinum and 362 hp and 400 lb-ft in the Grand Highlander.
Is the T24A-FTS a Dynamic Force engine?
Toyota's US releases describe the 2.4L simply as a turbocharged engine, i-FORCE in the trucks and Hybrid MAX in the cars. CarWhere has not found a Toyota source that places it in the Dynamic Force family, so it is listed separately here.
Sources
Ratings are Toyota-published figures as cited; descriptions are CarWhere’s own summaries of the sources below. Repair costs appear only where a source states them and vary by shop and region.
- New Toyota Highlander Turbocharged Engine Offers More Torque and Fewer Emissions — Toyota Motor North America (pressroom.toyota.com)
- 2024 Toyota Grand Highlander Touches Down in Driveways This Summer (May 30, 2023) — Toyota Motor North America (pressroom.toyota.com)
- All-New 2024 Toyota Tacoma is Adventure Ready Out of the Box (Nov. 28, 2023) — Toyota Motor North America (pressroom.toyota.com)
- The All-New 2025 Toyota 4Runner: The Icon That Inspires Exploration — Toyota Motor North America (pressroom.toyota.com)
- Toyota Highlander (2.4L turbo) owner's manual: Maintenance data (engine specifications) — Toyota Motor Sales, U.S.A. (owner publications)
- Comfort and Style Mile After Mile in the 2026 Toyota Grand Highlander — Toyota Motor North America (pressroom.toyota.com)
- 2023 Toyota Highlander, 2.4 L turbo (SIDI & PFI) (fueleconomy.gov vehicle record) — U.S. EPA / DOE (fueleconomy.gov)
- 2025 Toyota 4Runner 2WD, 2.4 L turbo (SIDI & PFI) (fueleconomy.gov vehicle record) — U.S. EPA / DOE (fueleconomy.gov)
- Toyota Crown Returns to the US with Bold Style and New Hybrid MAX Powertrain — Toyota Motor North America (pressroom.toyota.com)
- Leveling Up Luxury: 2027 Toyota Crown Adds Next-Gen Hybrid Power and Bold Styling — Toyota Motor North America (pressroom.toyota.com)
- 2024 Toyota Grand Highlander Hybrid AWD, 2.4 L turbo, 6-speed automatic (fueleconomy.gov vehicle record) — U.S. EPA / DOE (fueleconomy.gov)
- 2023 Toyota Crown AWD, 2.4 L turbo (fueleconomy.gov vehicle record) — U.S. EPA / DOE (fueleconomy.gov)
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Independent reference compiled by CarWhere — not affiliated with or endorsed by Toyota Motor Corporation, Toyota Motor North America or any Toyota distributor. Toyota, TRD, i-FORCE MAX, Hybrid Synergy Drive and the model names are trademarks of their owners.