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.
- INSPECT AIR FUEL RATIO SENSOR
 Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
|
- Disconnect the 2 sensor connectors.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
| Tester Connection |
Condition |
Specified Condition |
1 (HA1A) - 2 (+B)
(for Bank 1) |
20°C (68°F) |
1.6 to 3.2 Ω |
1 (HA2A) - 2 (+B)
(for Bank 2) |
- Connect the 2 sensor connectors.