AIR FUEL RATIO SENSOR > ON-VEHICLE INSPECTION

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1. INSPECT AIR FUEL RATIO SENSOR


A159233E18
  1. Disconnect the 2 sensor connectors.

  1. Measure the resistance according to the value(s) in the table below.

    Standard Resistance:
    Tester Connection
    Condition
    Specified Condition
    1 (HA1A) - 2 (+B)
    (for Bank 1)
    20°C (68°F)
    1.6 to 3.2 Ω
    1 (HA2A) - 2 (+B)
    (for Bank 2)
    If the result is not as specified, replace the sensor.
  1. Reconnect the 2 sensor connectors.