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P1273 NISSAN - Air Fuel Ratio Sensor 1 Bank 1 Lean Shift Monitoring

Repair Importance Level: 3/3
Repair Difficulty Level: 2/3 What does this mean?

Possible causes

  • Faulty Air fuel ratio (A/F) Sensor 1 Bank 1
  • Air fuel ratio (A/F) Sensor 1 Bank 1 harness is open or shorted
  • Air fuel ratio (A/F) Sensor 1 Bank 1 circuit poor electrical connection
  • Fuel pressure
  • Faulty Fuel injector
  • Faulty Air Flow Meter
What does this mean?
OBDII Code P1273 Nissan - Air Fuel Ratio Sensor 1 Bank 1 Lean Shift Monitoring - kvjournal.ru

P1273 NISSAN Information for specific Nissan models

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