P0266

2017-10-10

Description:

  • The fault code P0266 indicates that there is an issue with cylinder 2's contribution or balance. This may cause the engine to run poorly or not start at all.

Possible Symptoms:

  • Engine runs poorly or not at all

  • Illuminated check engine light

  • Rough idle or stalling

  • Reduced engine power or acceleration

Possible Causes:

  • Malfunctioning fuel injector in cylinder 2

  • Clogged fuel injector in cylinder 2

  • Faulty fuel pressure regulator

  • Malfunctioning cylinder compression

  • Faulty engine control module (ECM)

Related Parts:

  • Fuel Injector:

Possible Solutions:

  • Replace the fuel injector in cylinder 2

  • Clean or replace any clogged fuel injector in cylinder 2

  • Replace the fuel pressure regulator

  • Repair any damage to cylinder compression

  • Replace the engine control module (ECM) if necessary

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