P2337
Cylinder 2 Above Knock/Combustion Vibration Sensor Threshold
P2337 is an OBD-II diagnostic trouble code meaning: Cylinder 2 Above Knock/Combustion Vibration Sensor Threshold. Common causes: using low octane fuel, knock sensor malfunction. Estimated repair cost: $17–56.
Symptoms
- Engine knocking or ringing
- Reduced engine power
- Increased fuel consumption
- Check Engine light comes on
- Unstable engine idling
Causes
- Using low octane fuel
- Knock sensor malfunction
- Problems with the ignition system (plugs, coils)
- Engine overheating
- Mechanical engine problems (piston wear, bearings)
How to Fix
- Check and, if necessary, replace the fuel with the one recommended by the manufacturer.
- Check the condition of the knock sensor and its connection
- Check the ignition system (spark plugs, coils)
- Check the engine cooling system
- Conduct engine diagnostics for mechanical damage
Related codes
Error P2337 by Vehicle Brand
FAQ
What does the P2337 code mean?
P2337 is an OBD-II diagnostic trouble code that indicates: Cylinder 2 Above Knock/Combustion Vibration Sensor Threshold
What causes a P2337 error code?
The most common causes of P2337 include: Using low octane fuel; Knock sensor malfunction; Problems with the ignition system (plugs, coils); Engine overheating.
How do I fix a P2337 diagnostic trouble code?
To fix P2337: Check and, if necessary, replace the fuel with the one recommended by the manufacturer.. Check the condition of the knock sensor and its connection. Check the ignition system (spark plugs, coils). For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2337?
Limited driving only, diagnose soon
How much does it cost to fix P2337?
The estimated repair cost for P2337 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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