Oxygen Sensor Heater

OXYGEN SENSOR HEATER RESISTANCE SPECIFICATIONS ⁽¹⁾

Application

Ohms

Pickup

2.4L

5.1-6.3 @ 68°F (20°C)

3.0L

Calif. 2WD Only

4.5-6.0 @ 73°F (23°C)

All Others

5.1-6.3 @ 68°F (20°C)

T100 & 4Runner

5.1-6.3 @ 68°F (20°C)

⁽¹⁾	Measure resistance between sensor terminals +B and HT. For terminal identification, see I - SYS/COMP TESTS article in the ENGINE PERFORMANCE section.