Toyota RAV4 Service Manual: Heated oxygen sensor
Components
Removal
- 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.
- Remove heated oxygen sensor (for bank 1 sensor 2)
- Disconnect the sensor connector.
- Using sst, remove the sensor from the front exhaust pipe.
Sst 09224-00010
Inspection
- Inspect heated oxygen sensor (for bank 1 sensor 2)
- Measure the resistance of the sensor.
Standard resistance 
If the resistance is not as specified, replace the sensor.
Installation
- Install heated oxygen sensor (for bank 1 sensor 2)
- 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:
- Use a torque wrench with a fulcrum length of 30 cm (11.81 In.).
- Make sure sst and wrench are connected in a straight line.
- Connect the sensor connector.
- Connect cable to negative battery terminal
- Check for exhaust gas leaks
Air fuel ratio sensor
Components
On-vehicle inspection
Check air fuel ratio compensation system
Connect the intelligent tester to the dlc3.
Turn the ignition switch on.
Select the following menu item ...
Fuel tank cap
Inspection
Inspect fuel tank cap assembly
Visually check that the cap and gasket are not
deformed or damaged.
If the result is not as specified, replace the cap
assembly or gaske ...
Other materials:
Transmitter id
Description
Hint:
It is necessary to perform the procedure to identify the tire pressure
monitor valve that is malfunctioning
because it cannot be identified by the output dtc.
Inspection procedure
Notice:
It is necessary to register an id code after replacing the tire pressure
wa ...
Inspection
Inspect generator brush holder assembly
Using a vernier caliper, measure the brush length.
Standard length:
9.5 To 11.5 Mm (0.374 To 0.453 In.)
Minimum length:
4.5 Mm (0.177 In.)
If the brush length is less than the minimum, replace
the generator brush holder assembly.
Inspe ...
Shift position purpose
*1: Shifting the shift lever to d allows the system to select a gear suitable
for
the driving conditions.
Setting the shift lever to d is recommended for normal driving.
*2: Selecting shift ranges using s mode restricts the upper limit of the
possible
gear ranges, controls engine bra ...