Cylinder A/F Imbalance Monitoring Bank 1


Table of contents

P219A NISSAN Possible Causes

  • Fuel injector
  • Exhaust gas leaks
  • Incorrect fuel pressure
  • Mass air flow sensor
  • Intake air leaks
  • Lack of fuel
  • Incorrect PCV hose connection
  • Improper spark plug
  • Insufficient compression
  • The fuel injector circuit is open or shorted
  • Ignition coil
  • The ignition signal circuit is open or shorted

How do I fix code P219A NISSAN?

  Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.

Cost of diagnosing the P219A NISSAN code

  The cost of diagnosing the P219A NISSAN code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

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

P219A NISSAN Description

  The Engine Control Module (ECM) monitors the lean/rich air fuel ratio state in any cylinder. The ECM sets the OBDII code when detects a lean/rich air fuel ratio state in any cylinder for a specified length of time.

Comments

  1. John Timmons

    I had the mass airflow sensor replaced and the spark plugs replaced but my check engine light came back on after about 2 weeks showing again the P219A code. I have spent 1,300.00 dollars so far what would you do?

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