P2801 — Transmission Range Sensor B Circuit Range/Performance

What Does P2801 Mean?

P2801 is a diagnostic trouble code indicating: Transmission Range Sensor B Circuit Range/Performance. This code relates to the powertrain system. It has been reported in NHTSA complaints across 1 different vehicle models.

Real Owner Reports

From NHTSA complaint database — actual owner descriptions.

"ON TWO DIFFERENT OCCASIONS I HAD TO TAKE MY 2016 HONDA ACCORD FOR A "SRS " AIR BAG (P2801 CODE) TOTAL INTERAL FAILURE. DEALERSHIP REPLACED UNIT AND CLEARED DTCS. SEAT BELTS WERE BUCKLED BUT SYSTEM WOULD NOT REGISTER AS BEING BUCKLED. PRETTY SCARY STUFF CONSIDERING THIS IS MY FAMILY CAR AN HAVE C"
— Honda Accord owner, 08/01/2016

Source: NHTSA Complaints Database

Most Reported Vehicles for P2801

Based on NHTSA owner complaint data.

#	Vehicle	Reports
1	HONDA ACCORD

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.

P2801: Transmission Range Sensor B Circuit Range/Performance