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P2337: Cylinder 2 Above Knock/Combustion Vibration Sensor Threshold

Severity
Low
NHTSA Reports
1
Vehicles Affected
1
System
Powertrain

What Does P2337 Mean?

P2337 is a diagnostic trouble code indicating: Cylinder 2 Above Knock/Combustion Vibration Sensor Threshold. This code relates to the powertrain system. It has been reported in NHTSA complaints across 1 different vehicle models.

Common Causes

Real Owner Reports

From NHTSA complaint database — actual owner descriptions.

"There was a light on the vehicle with the sensor P2337 & parking brake sensor and I took the vehicle to a garage who evaluated the car, cleared the light. They stated if the light came back on to return to the dealer. While I was driving the car, the lights returned when the car suddenly lost accele"

— Honda Hr-V owner, 06/25/2025

Source: NHTSA Complaints Database

Most Reported Vehicles for P2337

Based on NHTSA owner complaint data.

# Vehicle Reports
1 HONDA HR-V

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
  • 🔧 Test the relevant sensor(s) with a multimeter before replacing
  • 🔧 If DIY repair isn't feasible, get a diagnostic from a trusted mechanic ($50-150)
  1. 1
    Find your vehicle above

    Click your make and model for real owner reports and common causes specific to your vehicle.

  2. 2
    Check for recalls

    Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.

  3. 3
    Get a professional diagnosis

    A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

Related Codes

P2300 Ignition Coil A Primary Control Circuit Low P2301 Ignition Coil A Primary Control Circuit High P2302 Ignition Coil A Secondary Circuit P2303 Ignition Coil B Primary Control Circuit Low P2304 Ignition Coil B Primary Control Circuit High P2305 Ignition Coil B Secondary Circuit P2306 Ignition Coil C Primary Control Circuit Low P2307 Ignition Coil C Primary Control Circuit High P2308 Ignition Coil C Secondary Circuit P2309 Ignition Coil D Primary Control Circuit Low