P03C5

2017-10-10

Description:

  • Cylinder 5 Pressure Variation High

Possible Symptoms:

  • Check and replace faulty spark plugs in cylinder 5

  • Check and clean fuel injectors for cylinder 5

  • Inspect and replace ignition coil for cylinder 5

  • Perform a compression test and evaluate cylinder 5's compression level

Possible Causes:

  • Faulty fuel injector in cylinder 5

  • Ignition system malfunction in cylinder 5

  • Vacuum leak in cylinder 5

  • Low compression in cylinder 5

  • Faulty Engine Control Module (ECM) for cylinder 5

Related Parts:

Possible Solutions:

  • Rough or uneven engine idle

  • Engine misfires or hesitation during acceleration

  • Decreased engine performance or power

  • Increased fuel consumption

  • Check engine light or warning indicator illuminated

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