P0314

2017-10-10

Description:

  • The fault code P0314 indicates that there is a misfire in one of the engine cylinders, but the specific cylinder is not specified. This may cause the engine to run poorly or not start at all.

Possible Symptoms:

  • Illuminated check engine light

  • Poor engine performance

  • Rough idle or stalling

  • Vibrations while driving

  • Reduced fuel efficiency

Possible Causes:

  • Failed spark plug

  • Failed ignition coil

  • Faulty fuel injector

  • Low compression in the cylinder

  • Vacuum leaks

  • Faulty engine control module (ECM)

Related Parts:

  • Crankshaft Position Sensor: The crankshaft position sensor monitors the position of the crankshaft to regulate fuel injection. Problems lead to engine misfire and engine stalling

Possible Solutions:

  • Replace the spark plug

  • Replace the ignition coil

  • Replace the fuel injector

  • Repair any low compression issues in the cylinder

  • Check and repair any vacuum leaks

  • Replace the engine control module (ECM) if necessary

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