Frontier SE Crew Cab 4WD V6-3.3L (VG33E) (2000)
Rear Heated Oxygen Sensor Heater
Check the following.
1. Check resistance between terminals 2 and 3.
Resistance: 2.3 - 4.3 (ohms) at 25 °C (77 °F)
2. Check continuity.
Terminal No.: Continuity
2 and 1, 3, 4:
No
3 and 1, 2, 4:
No
If NG, replace the rear 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.
-
Before installing new oxygen sensor, clean exhaust system threads using Oxygen Sensor Thread Cleaner tool J43897-18 or J-43897-12 and
approved anti-seize lubricant.