Engine

Inspection

~1min read

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

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.

HEATED OXYGEN SENSOR (for Bank 2 Sensor 2)

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.