Toyota Corolla Fuel Injector Replacement Cost

Replace clogged or leaking fuel injectors.

$552 – $1,656

Typical labor: 2 to 5 hours

Get Exact Estimate for My Corolla

Parts vs Labor

55% / 45%

Typical share of total cost

Labor Time

2 to 5 hours

At a typical shop

Difficulty

Advanced DIY

3 of 5 for the Toyota Corolla

Estimate based on Toyota Corolla parts and labor adjustments versus the national average. Your exact cost depends on year, trim, mileage, and shop. Get a free personalized AI estimate above.

Why Toyota Corolla Owners See This Pricing

Corollas are among the cheapest cars on the road to repair.

For reference, the national average for fuel injector replacement on a typical passenger vehicle is $600 to $1,800. The Toyota Corolla runs about -8% versus that baseline.

Common Symptoms in the Toyota Corolla

Misfires and check engine light

Strong fuel smell

Rough idle

Poor fuel economy

Engine starts hard

What It Is

Fuel injectors spray a precise amount of fuel into each cylinder. They can clog from poor-quality fuel or fail electrically over time.

Why It Matters

Bad injectors cause misfires that damage the catalytic converter and waste fuel.

How to Save Money on Toyota Corolla Fuel Injector Replacement

Try a quality fuel system cleaner (Techron, Gumout Regane) for 2 or 3 tankfuls before replacing, often clears mild clogs
On a high-mileage car, replace all injectors at once, they age together

Often Done Together

Shops commonly pair fuel injector replacement with these jobs to save on overlapping labor:

Spark Plug Replacement

$92 – $368

Fuel Pump Replacement

$460 – $1,104

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Frequently Asked Questions

Will injector cleaner really help?

For mild buildup, yes. For a fully failed injector, no, only replacement works.