Heated Oxygen Sensor: Inspection
WARNING: This page is about a different car, the 2007 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.
- INSPECT OXYGEN SENSOR (for Bank 1)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
- Measure the resistance between terminals 1 (HT) and 2 (+B).
Standard resistance
RESISTANCE REFERENCE TABLE
| Condition |
Specified Condition |
| 20°C (68°F) |
11 to 16 Ω |
If the resistance is not as specified, replace the sensor.
- INSPECT OXYGEN SENSOR (for Bank 2)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
- Measure the resistance between terminals 1 (HT) and 2 (+B).
Standard resistance
RESISTANCE REFERENCE TABLE
| Condition |
Specified Condition |
| 20°C (68°F) |
11 to 16 Ω |
If the resistance is not as specified, replace the sensor.