Oil consumption (2AZ-FE pistons)
usually 100,000–220,000 km · High risk
engine codes: 2AZ-FE
Signs: Topping up often, blue smoke
Fix: Toyota warranty enhancement in some markets; pistons / rings
€1,500–3,500
Engine: common problems, timing drive and oil
2.0 / 2.4 VVT-i (Toyota 1AZ / 2AZ)
Petrol · 1,998 / 2,362 cm³ · 108–125 kW
5
model generations
3
known faults
8,000
new cars in the EU (2010–2025)
Enter your VIN and mileage and get a plan built for your exact engine and gearbox.
Fuel: Petrol. Timing drive: chain.
In our database this engine is fitted to 5 model generations, among them: Toyota RAV4 (XA30), Toyota Avensis (T25), Toyota Avensis (T22), Toyota RAV4 (XA20), Toyota Avensis Verso.
The most expensive known risk is oil consumption (2AZ-FE pistons): it usually appears at 100,000–220,000 km and costs €1,500–3,500 to fix.
Key facts
| Fuel | Petrol |
|---|---|
| Displacement | 1,998 / 2,362 cm³ |
| Power | 108–125 kW |
| Years | 2000–2013 |
| Timing drive | Chain |
| Oil | 5W-30 · API SL · ~4.2 L · every 15,000 km |
| Engine codes | 1AZ-FE, 1AZ-FSE, 2AZ-FE |
Known engine faults
Faults that belong to the engine itself. They apply to every model with this engine, and each model has its own extra faults on its model page.
Head bolt thread stripping (2AZ)
usually 150,000–250,000 km · Medium risk
engine codes: 2AZ-FE
Signs: Coolant loss, head gasket leak
Fix: Insert threads (Time-Sert), new gasket
€800–1,600
Water pump
usually 120,000–200,000 km · Wear part
Signs: Coolant weep
Fix: Replace pump
€250–450
Engine-related service
Intervals and typical prices, using the Toyota Avensis (T25) as an example. The app gives the exact plan for your car.
| Item | Interval | Typical price |
|---|---|---|
| Engine oil + oil filterEngine | every 15,000 km or every 12 months | €70–150 |
| Air filterEngine | every 30,000 km or every 24 months | €15–45 |
| Spark plugsIgnition | every 60,000 km or every 48 months | €50–160 |
| Auxiliary (serpentine) beltEngine | every 120,000 km | €70–180 |
| Coolant replacementCooling | every 150,000 km or every 96 months | €70–150 |
| Timing chain inspection (listen on cold start)Engine | every 150,000 km | €0–120 |
Models with this engine
Model generations this engine is fitted to.
Toyota Avensis (T22) 1997–2003Toyota Avensis (T25) 2003–2008Toyota Avensis Verso 2001–2009Toyota RAV4 (XA20) 2000–2005Toyota RAV4 (XA30) 2005–2012
Common questions
Does the 2.0 / 2.4 VVT-i (Toyota 1AZ / 2AZ) engine have a timing chain or a timing belt?
Chain.
What oil does the 2.0 / 2.4 VVT-i (Toyota 1AZ / 2AZ) engine take?
5W-30 · API SL · ~4.2 L · every 15,000 km.
What are the known problems with the 2.0 / 2.4 VVT-i (Toyota 1AZ / 2AZ) engine?
The faults with the highest risk: oil consumption (2AZ-FE pistons) (100,000–220,000 km, €1,500–3,500); head bolt thread stripping (2AZ) (150,000–250,000 km, €800–1,600).
Which cars have the 2.0 / 2.4 VVT-i (Toyota 1AZ / 2AZ) engine?
Toyota RAV4 (XA30), Toyota Avensis (T25), Toyota Avensis (T22), Toyota RAV4 (XA20), Toyota Avensis Verso.
Sources and notes
Faults, intervals and prices are indicative and collected from public sources and owner experience; always rely on the service book and a qualified workshop. Test statistics: DVSA – Anonymised MOT tests and results, Open Government Licence v3.0. Dutch tests: RDW Open Data (CC0). Engine versions: EEA, monitoring of CO₂ emissions from new passenger cars (CC BY 4.0, DG CLIMA). Owner complaints: NHTSA ODI (public domain). Recalls: DVSA Vehicle Safety Branch Recalls Database, OGL v3.0. Brand and model names are trademarks of their owners and are used only to describe the vehicles.
Updated 08/10/2026