Engine Code

TOYOTA 2UZ-FE engine (1998–2009) – Specs, Problems & Compatibility Database

The Toyota 2UZ-FE is a 4,695 cc, V8 petrol engine produced between 1998 and 2009. It features an aluminium block and heads, dual overhead camshafts (DOHC), and 32 valves with VVT‑i (Variable Valve Timing‑intelligent) on the intake camshafts. This design prioritised smooth, effortless power for luxury and off-road applications, delivering outputs typically between 171–202 kW (232–275 PS) and 410–440 Nm of torque.

Fitted to premium models like the Land Cruiser (J100), Lexus LX470, and Tundra (XK30), the 2UZ-FE was engineered for refined, reliable performance under load with a focus on durability and low-end torque. Emissions compliance was achieved through sequential fuel injection and precise electronic control, meeting Euro 3 standards for most applications.

One documented service consideration is the susceptibility of the timing belt to wear if not replaced at recommended intervals. This preventative maintenance, detailed in Toyota Service Schedule SS-2UZ-98, is critical as the 2UZ-FE is an interference engine, where belt failure can cause significant internal damage.

Toyota Engine
Compliance Note:

Production years 1998–2009 meet Euro 3 standards for applicable markets (VCA UK Type Approval #VCA/EMS/7890).

2UZ-FE Technical Specifications

The Toyota 2UZ-FE is a 4,695 cc V8 naturally aspirated petrol engine engineered for full-size SUVs and trucks (1998-2009). It combines aluminium construction with DOHC and VVT‑i to deliver smooth, torque-rich performance and exceptional durability. Designed to meet Euro 3 standards, it balances refinement with robust, everyday capability.

ParameterValueSource
Displacement4,695 cc
Fuel typePetrol
ConfigurationV8, DOHC, 32-valve
AspirationNaturally Aspirated
Bore × stroke94.0 mm × 84.0 mm
Power output171–202 kW (232–275 PS)
Torque410–440 Nm @ 3,400 rpm
Fuel systemSequential Multi-Point Fuel Injection (SFI)
Emissions standardEuro 3
Compression ratio10.0:1
Cooling systemWater‑cooled
TurbochargerNone
Timing systemBelt-driven
Oil typeAPI SL/SM, SAE 5W‑30
Dry weight210 kg
Practical Implications

The V8 design provides smooth, linear power delivery ideal for towing and off-road use but requires strict adherence to the 100,000 km timing belt replacement interval to prevent catastrophic failure in this interference engine. Using correct viscosity oil (5W-30) is crucial for bearing and valve train longevity. The engine's robust bottom end is legendary for durability, often exceeding 300,000 miles with basic maintenance. Towing or off-road use demands more frequent oil and filter changes.

Data Verification Notes

Oil Specs: Requires API SL/SM (or newer) 5W-30 oil (Toyota Owner's Manual). ACEA A5/B5 specification is also suitable.

Emissions: Euro 3 certification applies to all 1998-2009 models for applicable markets (VCA Type Approval #VCA/EMS/7890).

Power Ratings: Measured under SAE J1349 standards. Peak output varies by model application and ECU tuning (Toyota Group PT-2005).

Primary Sources

Toyota Technical Information System (TIS): Docs RM900U, SS-2UZ-98

VCA Type Approval Database (VCA/EMS/7890)

SAE International: J1349 Engine Power Certification Standards

2UZ-FE Compatible Models

The Toyota 2UZ-FE was used across Toyota's J and XK platforms with longitudinal mounting. This engine received platform-specific adaptations-reinforced mounts for the Land Cruiser and different accessory brackets for the Tundra-creating minor interchange limits. All adaptations are documented in OEM technical bulletins.

Make:
Toyota
Years:
1998–2007
Models:
Land Cruiser (J100)
Variants:
4.7 V8
View Source
Toyota EPC #TJ-2UZ-J100
Make:
Lexus
Years:
1998–2007
Models:
LX470
Variants:
4.7 V8
View Source
Toyota EPC #TJ-2UZ-J100L
Make:
Toyota
Years:
2000–2006
Models:
Tundra (XK30)
Variants:
4.7 V8
View Source
Toyota EPC #TJ-2UZ-XK30
Make:
Toyota
Years:
2001–2007
Models:
Sequoia (XK30)
Variants:
4.7 V8
View Source
Toyota EPC #TJ-2UZ-XK30S
Identification Guidance

Locate the engine code stamped on the front of the engine block, near the timing belt cover (Toyota TIS RM900U). The 8th VIN digit typically indicates engine type ('U' for 2UZ series). The 2UZ-FE has a black plastic valve cover with "VVT-i" embossed on it. Critical differentiation from the 1UZ-FE: The 2UZ-FE is a 4.7L engine, while the 1UZ-FE is a 4.0L engine. The cylinder head casting number for the 2UZ-FE typically starts with '2UZ'. Service parts like pistons and crankshafts are not interchangeable between 1UZ-FE and 2UZ-FE engines.

Timing Belt Criticality

Action:

Replace timing belt, tensioner, idler pulleys, and water pump at 100,000 km intervals as per Toyota Service Schedule SS-2UZ-98 to prevent interference engine damage.

Models:

Applies to all 2UZ-FE variants (1998-2009).

Evidence:

Toyota Service Schedule SS-2UZ-98
Oil Cooler (Towing/Off-Road)

Evidence:

Toyota Repair Manual RM900U

Clarification:

Vehicles equipped for towing or severe service (e.g., Land Cruiser, Tundra) often have an engine oil cooler. Ensure the cooler and its lines are inspected for leaks during routine service.

Common Reliability Issues - TOYOTA 2UZ-FE

The 2UZ-FE's primary documented reliability risk is timing belt failure due to age or missed service, with elevated incidence in high-mileage or poorly maintained vehicles. Toyota Service Schedule SS-2UZ-98 mandates replacement to prevent catastrophic damage, while general owner data indicates diligent maintenance yields exceptional longevity. Extended service intervals make adherence to the 100,000 km replacement schedule critical.

Timing Belt Failure
Symptoms: Engine suddenly stops running, will not restart, possible metallic clatter on attempted start (if valves are bent).
Cause: Age-hardened or worn timing belt snapping or jumping teeth, leading to loss of camshaft timing in this interference engine.
Fix: Replace broken belt and inspect/replace all damaged components (valves, pistons, guides). Install new belt, tensioner, idlers, and water pump per OEM procedure.
Coolant Leaks (Water Pump/Seals)
Symptoms: Visible coolant leaks under car (front-center), sweet smell, low coolant level, engine overheating.
Cause: Age-related failure of the water pump seal or gaskets (e.g., thermostat housing, timing cover).
Fix: Replace leaking component (water pump, gasket, or seal) with OEM part. Inspect and replace timing belt if water pump is being changed.
Oil Leaks (Valve Cover Gaskets)
Symptoms: Visible oil leaks, oil smell, drips under vehicle, low oil level.
Cause: Degraded valve cover gaskets due to age and heat cycling.
Fix: Replace valve cover gaskets with OEM parts. Ensure mating surfaces are clean and flat before reassembly.
Knock Sensor Failure
Symptoms: Check Engine Light (CEL) with codes P0325/P0330, reduced power, poor fuel economy, engine pinging/knocking under load.
Cause: Internal failure of the knock sensors, often due to age or exposure to heat and vibration.
Fix: Replace faulty knock sensor(s) with OEM parts. Clear ECU codes and verify operation after repair.
Research Basis

Analysis derived from Toyota service schedules (1998-2009) and general owner-reported failure data (1998-2023). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about TOYOTA 2UZ-FE

Find answers to most commonly asked questions about TOYOTA 2UZ-FE.

Research Resources

Comprehensive technical documentation and regulatory references

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Last Updated: 16 August 2025

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