P1313: Misfire Rate Catalyst Damage Fault - Bank 1

CriticalPowertrainCatalytic Converter

What does P1313 mean?

P1313 is a diagnostic trouble code indicating "Misfire Rate Catalyst Damage Fault - Bank 1". One or more engine cylinders are not firing correctly, which can cause rough running, loss of power, and increased emissions. Continued driving with active misfires can damage the catalytic converter.

Common causes

  • Worn or fouled spark plugs
  • Failing ignition coil
  • Clogged or leaking fuel injector
  • Low fuel pressure
  • Vacuum leak near the intake manifold
  • Low compression in the affected cylinder

What should you do?

This is a critical issue. Stop driving as soon as it is safe to do so and have the vehicle inspected immediately. Continuing to drive could cause further damage or pose a safety risk.

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Code P1313 can mean different things depending on your vehicle. TorqueBot gives you a diagnosis specific to your make, model, and year.

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Related codes

P1314Misfire Rate Catalyst Damage Fault - Bank 2
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