P2305 — Ignition Coil B Secondary Circuit

What Does P2305 Mean?

P2305 is a diagnostic trouble code indicating: Ignition Coil B Secondary Circuit. This code relates to the powertrain system. It has been reported in NHTSA complaints across 1 different vehicle models.

Symptoms of P2305

⚠️ Check engine light illuminated

Real Owner Reports

From NHTSA complaint database — actual owner descriptions.

"I WAS TRAVELING ON HIGHWAY 17 AND ATTEMPTING TO TRAVERSE AN OVERPASS AT 66MPH, WHEN SUDDENLY MY CHECK ENGINE LIGHT CAME ON AND THE CAR BEGAN TO LURCH AND DECELERATE. I PUT ON MY HAZARDS AND WAS ATTEMPTING TO APPLY BRAKES AND NAVIGATE TO THE SHOULDER WHEN I LOST MY ABILITY TO STEER THE VEHICLE AND T"
— Chrysler 200 owner, 08/10/2015

Source: NHTSA Complaints Database

Most Reported Vehicles for P2305

Based on NHTSA owner complaint data.

#	Vehicle	Reports
1	CHRYSLER 200

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.

P2305: Ignition Coil B Secondary Circuit