What is the engine code for a 2015 Lexus IS250?
The engine code for a 2015 Lexus IS250 is 4GR-FSE.
Across markets, the IS250 used a 2.5-liter V6 with direct injection. The 4GR-FSE designation identifies this specific powerplant in the Lexus IS lineup and helps with service, parts, and maintenance information.
Engine code and what it means
The 4GR-FSE is a member of Lexus/Toyota's GR family of engines. Here's what you should know about this code and the engine it identifies:
- 2.5-liter V6 displacement (approximately 2,487 cc).
- Direct fuel injection (FSE indicates direct injection; many later references use D-4S for combined port and direct injection in related engines).
- Part of the GR engine family, designed for smooth power delivery in mid-size sedans like the IS250.
- Commonly used in the IS250 model years around the mid-2000s to mid-2010s across various regions; specifications can vary slightly by market and emission standards.
In short, the engine code 4GR-FSE identifies the 2.5-liter V6 direct-injected engine used in the IS250, which continued into the 2015 model year in many regions.
Additional context and market notes
For owners trying to verify by label or parts catalog, the engine code is typically found on the engine block plate or on a vehicle information sticker. When shopping for replacement parts, using the exact code helps ensure compatibility of intake components, fuel injectors, sensors, and exhaust hardware tied to this motor.
What to check when verifying engine code
Check the VIN, the owner's manual, or the engine bay stamping to confirm the engine code. If you're reviewing a US-spec 2015 IS250, you should expect to see 4GR-FSE on the engine, but always verify via the vehicle’s build sheet for your exact car.
Summary
The 2015 Lexus IS250 uses a 2.5-liter V6 engine with direct injection, identified by the engine code 4GR-FSE. This code is the primary identifier for the IS250’s powerplant across most markets and is useful for service, parts compatibility, and maintenance records.
