16814/P0430/001072

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16814/P0430/001072 - Catalyst System; Bank 2: Efficiency Below Threshold

Possible Symptoms

  • Malfunction Indicator Light (MIL) active

Possible Causes

  • Oxygen Sensor(s) Bank 2 faulty
  • Oxygen Sensor(s) Control Bank 2 faulty
  • Catalyst Bank 2 faulty

Possible Solutions

  • Check Oxygen Sensor(s) Bank 2
  • Check Oxygen Sensor(s) Control Bank 2
  • Perform Oxygen Sensor(s) Bank 2 Aging Check
  • Check Catalyst Bank 2
    • Set Readiness
  • Replace Catalyst Bank 2