P026D

2017-10-10

Description:

  • Fuel Injection Quantity A Higher Than Expected

Possible Symptoms:

  • Check for any fuel leaks and repair them if necessary

  • Inspect and clean the fuel injectors to ensure proper functioning

  • Replace the fuel pressure regulator if it is faulty

  • Test and replace the oxygen sensor if it is not reading the fuel

  • air ratio correctly

  • Inspect and clean the Mass Air Flow (MAF) sensor as it can affect fuel injection quantity

Possible Causes:

  • Clogged or dirty fuel injectors

  • Faulty fuel injector control module

  • Malfunctioning fuel pressure regulator

  • Air intake system leaks

  • Faulty mass air flow (MAF) sensor

Related Parts:

Possible Solutions:

  • Decreased fuel efficiency

  • Engine misfire or hesitation

  • Rough idle or stalling

  • Poor acceleration or lack of power

  • Increased exhaust emissions

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