OBDII Code List

P1421 SUBARU - Exhaust Gas Recirculation Circuit High Input

Repair Importance Level: 2/3
Repair Difficulty Level: 2/3   
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Possible causes

  • Faulty EGR valve
  • EGR valve harness is open or shorted
  • EGR valve circuit poor electrical connection

Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1421 Subaru Description

Exhaust Gas Recirculation Circuit High Input is the generic description for the P1421 Subaru code, but the manufacturer may have a different description. Currently we have no further information abouth the P1421 Subaru OBDII code. Please post your question on our "Questions" section for more information: Questions.
OBDII Code P1421 Subaru - Exhaust Gas Recirculation Circuit High Input -

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P1421 SUBARU Comments

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