Front Heated Oxygen Sensor Heater

COMPONENT INSPECTION
Front Heated Oxygen Sensor Heater




Check resistance between terminals (1) and (3).

Resistance: 2.3 - 4.3 Ohms at 23°C (73°F)

If NG, replace front heated oxygen sensor.

CAUTION: Discard any heated oxygen sensor which has been dropped from a height of more than 0.5 m (19.7 in) onto a hard surface such as a concrete floor; use a new one.