Check resistance between HO2S2 terminals as per the following.
Heated oxygen sensor 2
Resistance
Terminal
1
2
5.4 - 7.3 Ω [at 25°C (77°F)]
4
1
∞Ω
(Continuity should not exist)
2
3
3
4
1
2
Is the inspection result normal?
INSPECTION END
.
2.REPLACE HEATED OXYGEN SENSOR 2
Replace heated oxygen sensor 2. Refer to Exploded View.
caution
Discard any 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 sensor, clean exhaust system threads using Oxygen Sensor Thread Cleaner [commercial service tool (J-43897-18 or J43897-12)] and approved Anti-seize Lubricant (commercial service tool).