Sentra GLE L4-1597cc 1.6L DOHC MFI (GA16DE) (1997)
Oxygen Sensor: Testing and Inspection
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.