MajorCommonEngine

Toyota Camry: 2AZ-FE 2.4 Piston Ring Oil Consumption

2AZ-FE 2.4 Piston Ring Oil Consumption is a common engine fault on the Toyota Camry on the 2002–2011 cars, and we rate it major. Putting it right costs ≈A$1,380 to ≈A$3,220 at independent workshop rates, shown as an approximate guide in Australian dollars. Below is what goes wrong, the symptoms to notice on a test drive, where to look, and what to ask the seller before you hand over any money. It is one of 54 documented faults on the Toyota Camry.

Vehicle: Toyota Camry
Engine: 2AZ-FE
Years: 2002–2011
Fuel: petrol
Gearbox: auto
System: Engine

This page covers the Toyota Camry as a model. Some faults only affect particular engines or build years — enter a plate below to narrow the list to one car.

All Toyota Camry faults54 documented faults on this model

What you are looking at

No photograph available

We do not hold a verified photograph for this fault yet. We would rather show none than show a picture of something else.

What goes wrong

The 2AZ-FE 2.4-litre four-cylinder engine has a documented piston ring design defect that allows oil to be drawn past the rings and burned during combustion. Toyota issued a specific technical service bulletin mandating oversized piston ring replacement as the repair. A US class action (In re Toyota 2AZ-FE Engine Oil Consumption Litigation) was settled, and the defect was independently confirmed by NHTSA. Engines can consume a litre of oil every 2,000 km under normal driving conditions.

What you would notice

Oil level significantly below minimum between services
Blue smoke visible from exhaust under load
Engine light triggered by oxygen sensor fouled by burning oil
Rough idle from oil-contaminated spark plugs

How to check it

Where to look. Engine block — piston rings, all four cylinders

Verify oil level against service book to calculate consumption per kilometre.
Inspect spark plugs for oil deposits.
Check exhaust during a hard acceleration run for blue smoke.
If a workshop inspection is possible: Confirm whether Toyota piston ring replacement TSB has been previously performed by checking for a record of engine partial disassembly.

What it costs to put right

≈A$1,380 to ≈A$3,220 at independent workshop rates, shown as an approximate guide in Australian dollars. That is for this job on its own, not for the car.

An estimate, converted to Australian dollars, for the repair as normally carried out. What a specific car costs depends on which part has failed and what it damaged on the way — treat this as the floor for a negotiation, not a quote.

Ask the seller

“Has the engine ever had the piston rings replaced under the Toyota TSB?”
“What is the typical oil consumption between services?”
“Has any engine work been performed in the past 100,000 km?”

Now check the Toyota Camry you are actually looking at

Everything above is true of the model, and it is free. What it does not tell you is whether THIS car still has money owing on it, has been written off or reported stolen, what kms it showed in past sale ads, whether it has had accident repair claims and what it is worth today. That comes from the official records for that plate. Enter the plate and its state for the A$17.90 Vehicle Check, or the full history from A$24.99.

Where this comes from

The failure described above is documented in published sources — owner forums, technical service bulletins, recall notices and workshop write-ups — held in our fault database. The inspection instructions and the cost estimate are KickTyres’ own interpretation of them, and it is a starting point for an inspection rather than a manufacturer statement.

Toyota Camry buyer questions

Is 2az-fe 2.4 piston ring oil consumption serious on a Toyota Camry?

We rate it major and common on the Toyota Camry. The 2AZ-FE 2.4-litre four-cylinder engine has a documented piston ring design defect that allows oil to be drawn past the rings and burned during combustion. Toyota issued a specific technical service bulletin mandating oversized piston ring replacement as the repair. A US class action (In re Toyota 2AZ-FE Engine Oil Consumption Litigation) was settled, and the defect was independently confirmed by NHTSA. Engines can consume a litre of oil every 2,000 km under normal driving conditions.

How much does it cost to fix on a Toyota Camry?

≈A$1,380 to ≈A$3,220 at independent workshop rates, shown as an approximate guide in Australian dollars. That figure is for this job on its own. A car showing the symptoms on this page is usually worth either walking away from or negotiating down by at least the repair figure.

Which Toyota Camry years are affected?

Our research records this fault on the 2002–2011 Toyota Camry. Build dates move around, especially on imported cars, so treat the range as the years to look hardest at rather than a guarantee either way. The official records tell you the exact build and first registration date for the car in front of you.

How do I check for it before I buy?

Verify oil level against service book to calculate consumption per kilometre. Inspect spark plugs for oil deposits. Check exhaust during a hard acceleration run for blue smoke. If a workshop inspection is possible: Confirm whether Toyota piston ring replacement TSB has been previously performed by checking for a record of engine partial disassembly. Look here: Engine block — piston rings, all four cylinders