Toyota RAV4 manuals

Toyota RAV4 Service Manual: Heated oxygen sensor

Components

Toyota RAV4. Heated oxygen sensor


Removal

  1. Disconnect cable from negative battery terminal

Caution:

Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.

  1. Remove heated oxygen sensor (for bank 1 sensor 2)

Toyota RAV4. Remove heated oxygen sensor (for bank 1 sensor 2)


  1. Disconnect the sensor connector.
  2. Using sst, remove the sensor from the front exhaust pipe.

Sst 09224-00010

Inspection

  1. Inspect heated oxygen sensor (for bank 1 sensor 2)

Toyota RAV4. Inspect heated oxygen sensor (for bank 1 sensor 2)


  1. Measure the resistance of the sensor.

Standard resistance


If the resistance is not as specified, replace the sensor.

Installation

  1. Install heated oxygen sensor (for bank 1 sensor 2)

Toyota RAV4. Install heated oxygen sensor (for bank 1 sensor 2)


  1. Using sst, install the sensor to the front exhaust pipe.

Sst 09224-00010

Torque: 40 n*m (408 kgf*cm, 30 ft.*Lbf) for use with sst

44 N*m (449 kgf*cm, 32 ft.*Lbf) for use without sst

Hint:

  1. Connect the sensor connector.
  1. Connect cable to negative battery terminal

  2. Check for exhaust gas leaks

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Other materials:

Center airbag sensor assembly malfunction
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Catalyst monitor (active air-fuel ratio control type)
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Fuel system
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