Engine
Inspection
In this manual: Engine
~1min read
1. Inspect heated oxygen sensor (for bank 1 sensor 2)

(a) Measure the resistance of the sensor.
Standard resistance 
If the resistance is not as specified, replace the sensor.
2. HEATED OXYGEN SENSOR (for Bank 2 Sensor 2)
(a) Measure the resistance of the sensor.

Standard resistance 
If the resistance is not as specified, replace the sensor.
Test yourself
A quick Toyota Sienna quiz: every answer comes with an explanation and a link to the manual page.
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