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P0278 Powertrain

Cylinder 6 Contribution/Balance

Cylinder 6 contributes less power than expected.

Affected components

  • Injector cyl6
  • Ignition coil cyl6

Common causes

  • High likelihood: Injector or ignition coil weak on cylinder 6

Diagnostic notes

  • The malfunction indicator lamp may illuminate
  • This code can affect emissions
  • A drive cycle may be required after repair

Related codes

Sources

Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.

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