On-Vehicle Inspection [08/2015 - 08/2018]: Procedure
WARNING: This page is about a different car, the 2018 Toyota Sequoia, 2017 Toyota Sequoia, and 2016 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK HEATED OXYGEN SENSOR
- Disconnect the 2 sensor connectors.
- Measure the heater resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition 1 (HT1B) - 2 (+B)
(for Bank 1)20°C (68°F) 11 to 16 Ω 1 (HT2B) - 2 (+B)
(for Bank 2)If the result is not as specified, replace the sensor.
- Connect the 2 sensor connectors.