Oxygen Sensor: Specifications

HEATED OXYGEN SENSOR 1 HEATER (FRONT)
Resistance [at 25 °C (77 °F)] 2.3 - 4.3 ohms

HEATED OXYGEN SENSOR 2 HEATER (REAR)
Resistance [at 25 °C (77 °F)] 2.3 - 4.3 ohms