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Indeks kodów błędów · low

P0135

Defective Oxygen Sensor/Air Fuel Ratio Sensor

Defective Oxygen Sensor/Air Fuel Ratio Sensor

Common causes

  • Defective O2 Sensor/Air Fuel Ratio Sensor Heater Circuit

Quick checks

  • Confirm freeze-frame and conditions when the code set
  • Inspect connectors, grounds, and harness for the circuit named in the code
  • Compare live sensor values vs expected (unplugged/biased sensors are common)

Typical fixes

  • Replace O2 Sensor Bank 1 Sensor 1
  • Replace O2 Sensor (Bank 1 Sensor 1)

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