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P1402

EGR System

2022-2024 Nissan Pathfinder 3.5L V6

Moderate SeverityPowertrain

Description

General EGR malfunction; flow not matching expected amount.

Symptoms

  • CEL
  • Rough idle
  • Hesitation
  • Increased emissions
  • Engine knock

Common Causes

  • Clogged EGR passages
  • Faulty EGR valve
  • Faulty EGRC solenoid
  • Vacuum leak in EGR

Diagnostic Steps

  1. Clean EGR passages
  2. Test EGR valve
  3. Check solenoid
  4. Inspect vacuum lines

Repair Notes

Clean EGR system or replace valve.

Other Powertrain Codes

P1402 on Other Vehicles

Common Questions

What does code P1402 mean on a 2022-2024 Nissan Pathfinder?

P1402 stands for "EGR System". General EGR malfunction; flow not matching expected amount.

What are the symptoms of P1402 on a Nissan Pathfinder?

Common symptoms of P1402 include: CEL, Rough idle, Hesitation, Increased emissions, Engine knock.

What causes P1402 on a 2022-2024 Nissan Pathfinder?

Common causes of P1402 include: Clogged EGR passages, Faulty EGR valve, Faulty EGRC solenoid, Vacuum leak in EGR.

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