What is the engine code for a 2002 Lexus IS 300?
The engine code for a 2002 Lexus IS 300 is 2JZ-GE.
In this article, we unpack what that code means, how it identifies the powerplant in the IS 300, and why it matters for maintenance, repairs, and owner knowledge. We also note regional variations and how this engine compares to the turbocharged relatives in the Toyota/Japan lineup.
Understanding the designation
The 2JZ-GE designation identifies a particular engine family and variant used in the 2002 IS 300. It sits within Toyota and Lexus’s legendary JZ engine family and denotes a naturally aspirated, electronically controlled six-cylinder powerplant that powers the IS 300 in several global markets.
Below are key facts about the engine used in the 2002 IS 300.
- Engine code: 2JZ-GE
- Displacement: 3.0 liters
- Configuration: Inline-6
- Induction: Naturally aspirated
- Application: Also used in other Lexus models such as the GS300/IS300 in the early 2000s
These features define the IS 300’s powertrain and help distinguish it from the turbocharged 2JZ-GTE used in other Toyota performance models.
Engine family and generation
The 2JZ-GE is part of Toyota’s JZ engine family, a series renowned for durability and smooth power delivery. The “GE” suffix identifies the naturally aspirated, electronically controlled variant within the 2JZ lineup. In the IS 300, this engine was paired with rear- or all-wheel drive layouts depending on market and model year, contributing to the car’s balance and driving character in the early 2000s.
Regional and variant considerations
While the engine code remains 2JZ-GE in many markets, there can be minor regional differences in emissions equipment, tuning, and service documentation. North American IS 300 models from 2001–2005 typically use the 2JZ-GE, but the exact specs and ancillary components can vary by year and local regulations.
Common misconceptions
A frequent mix-up is confusing the IS 300’s engine with the turbocharged 2JZ-GTE found in the Toyota Supra. The IS 300 uses the naturally aspirated 2JZ-GE, not the turbocharged GTE variant. The distinction matters for performance expectations, maintenance needs, and replacement part compatibility.
How to verify in your vehicle
To confirm the engine code on a specific 2002 IS 300, owners can:
Understanding the exact engine code helps with parts compatibility, service procedures, and verifying specifications when purchasing used parts or vehicles.
Summary
The 2002 Lexus IS 300 runs a 3.0-liter inline-6 engine designated 2JZ-GE. This code situates the powerplant within Toyota/Lexus’s JZ family as a naturally aspirated, electronically controlled engine used in the IS 300 (and related models) in various markets. Recognizing the 2JZ-GE helps owners source the correct parts, perform accurate maintenance, and distinguish it from the turbocharged 2JZ-GTE used in other vehicles.
