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P2305Ignition Coil B Secondary Circuit

⚙️ Powertrain (Motor y Transmisión)
Moderada

The secondary side of ignition coil B is faulty. Spark energy at the corresponding spark plug is insufficient, producing misfires.

This code also has a manufacturer-specific definition:

⚠️

Can I keep driving? With caution

You can drive to the shop, but do not postpone the repair. The problem may worsen and damage other components.

Sistema Afectado

Motor · Powertrain

Vehículo despiece — Motor

La falla pertenece al grupo motopropulsor (motor y gestión electrónica).

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Possible Causes

The components or conditions that trigger this code

  • 1Worn spark plug Coil secondary failure
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How to Fix It — Step by Step

Recommended diagnostic and repair procedure

  1. 1Difficulty: easy. Estimated time: 0.2-1 hours. Estimated cost: €40-€
  2. 2DIY possible

Note: This information is for general reference. For precise diagnostics and safety repairs, always consult a certified mechanic.

Estimated Cost

Approximate range in USD (varies by region and shop)

$100$800

Varies by diagnosis

* Diagnosis only: $50–$150

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