P030F

2017-10-10

Description:

  • Ignition B Control Signal Circuit High

Possible Symptoms:

  • Check for any loose or damaged wiring connections in the ignition system.

  • Inspect the ignition coil and replace if necessary.

  • Test the ignition control module and replace if malfunctioning.

  • Check the spark plugs and replace if worn or fouled.

  • If all else fails, consider replacing the engine control module (ECM).

Possible Causes:

  • Faulty ignition coil

  • Wiring or connector issues in the ignition system

  • Malfunctioning ignition control module

  • Defective ignition switch

  • Faulty engine control module (ECM)

Related Parts:

Possible Solutions:

  • Engine misfiring or hesitation during acceleration

  • Rough idling or stalling of the engine

  • Difficulty starting the vehicle

  • Poor fuel efficiency

  • Illuminated check engine light

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