Left Bank
Check resistance between terminals (3) and (1).
Resistance: 2.3 - 4.3 Ohms at 25°C (77°F)
Check continuity between terminals (2) and (1) (3) and (2).
Continuity should not exist.
If NG, replace the front heated oxygen sensor.
Check resistance between terminals (3) and (1).
Resistance: 2.3 - 4.3 Ohms at 25°C (77°F)
Check continuity between terminals (2) and (1) (3) and (2).
Continuity should not exist.
If NG, replace the front heated oxygen sensor.