P0305

2017-10-10

Description:

  • The fault code P0305 indicates that there is a misfire in the engine cylinder 5 which can cause poor engine performance or damage to the catalytic converter.

Possible Symptoms:

  • Illuminated check engine light

  • Rough idle or stalling

  • Decreased fuel efficiency

  • Engine vibration or shaking

  • Loss of power or acceleration during driving

  • Engine emits a rough or unusual sound.

Possible Causes:

  • Faulty spark plug in cylinder 5

  • Defective ignition coil in cylinder 5

  • Clogged or dirty fuel injector in cylinder 5

  • Low compression in cylinder 5

  • Vacuum leak in intake manifold near cylinder 5

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 spark plug in cylinder 5

  • Replace ignition coil in cylinder 5

  • Clean or replace fuel injector in cylinder 5

  • Repair or replace damaged engine components causing low compression in cylinder 5

  • Repair or replace vacuum leak in intake manifold near cylinder 5

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