The 2.4-liter Toyota 2AZ-FSE engine was produced from 2003 to 2009 at a factory in Japan and was installed only on the top version of the popular Avensis sedan with an automatic transmission. The motor was equipped with a proprietary D4 direct injection system and a VVT-i phase regulator at the intake.
The AZ family also includes engines: 1AZ‑FE, 1AZ‑FSE, 2AZ‑FE and 2AZ‑FXE.
The engine was installed on:
- Toyota Avensis T250 in 2003 – 2009.
Specifications
| Production years | 2003-2009 |
| Displacement, cc | 2362 |
| Fuel system | direct injection D4 |
| Power output, hp | 163 |
| Torque output, Nm | 230 |
| Cylinder block | aluminum R4 |
| Block head | aluminum 16v |
| Cylinder bore, mm | 88.5 |
| Piston stroke, mm | 96 |
| Compression ratio | 11.0 |
| Features | ETCS-i |
| Hydraulic lifters | no |
| Timing drive | chain |
| Phase regulator | VVT-i intake |
| Turbocharging | no |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 3.8 |
| Fuel type | petrol |
| Euro standards | EURO 4/5 |
| Fuel consumption, L/100 km (for Toyota Avensis 2008) — city — highway — combined |
13.5 7.2 9.5 |
| Engine lifespan, km | ~250 000 |
| Weight, kg | 137 |
Disadvantages of the 2AZ-FSE engine
- Engine overheating due to stripped cylinder head bolts and coolant leakage;
- Floating engine speed and engine vibration due to dirty throttle;
- Engines of recent years of production suffer from a progressive oil burn;
- Proprietary direct fuel injection system is sensitive to gasoline quality;
- The water pump can give up at 50,000 km, after 150,000 km the chain stretches.
