P2415 — O2 Sensor Exhaust Sample Error Bank 2 Sensor 1

What Does P2415 Mean?

P2415 is a diagnostic trouble code indicating: O2 Sensor Exhaust Sample Error Bank 2 Sensor 1. This code relates to the powertrain system. It has been reported in NHTSA complaints across 1 different vehicle models.

Symptoms of P2415

⚠️ Check engine light illuminated

Real Owner Reports

From NHTSA complaint database — actual owner descriptions.

"THE TOYOTA TUNDRA 2007-2010 CARRY A MAJOR SAFTEY ISSUES ALL OVER THE NET, UNDER ERROR CODE P2415 OR P2440 OR P2441 OR P2442 SERIES OF ERRORS, WHICH PREVENT THE TRUCK FROM ACCELERATING OR STOPPING PROPERLY FOR THAT MATTER. I WAS TOWING WHEN THE CHECK ENGINE LIGHT CAME OUT WHILE DRIVING ( I MEAN DRIVI"
— Toyota Tundra owner, 03/06/2010

Source: NHTSA Complaints Database

Most Reported Vehicles for P2415

Based on NHTSA owner complaint data.

#	Vehicle	Reports
1	TOYOTA TUNDRA

Frequently Asked Questions

Can I drive with this code?

It depends on the severity. If the vehicle runs normally, short trips are usually OK. If you notice performance issues, drivability problems, or warning lights beyond the check engine light, get it checked soon.

Will this code clear itself?

Some codes clear automatically after the underlying issue is fixed and several drive cycles pass. But the root cause must be addressed first.

How do I find the exact cause?

A code alone doesn't pinpoint the failed part. You need a diagnostic scan ($50-150 at most shops) that reads freeze frame data and live sensor readings to identify the specific component.

What To Do Next

Possible Fixes

🔧 Have the code scanned with a professional-grade scanner to read freeze frame data
🔧 If DIY repair isn't feasible, get a diagnostic from a trusted mechanic ($50-150)

1
Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
2
Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

P2415: O2 Sensor Exhaust Sample Error Bank 2 Sensor 1