Heated Oxygen Sensor (Sensor 1)

REMOVAL

WARNING: To avoid danger of being burned, do not touch exhaust system when system is hot. Oxygen sensor removal should be performed when system is cool.

1. Disconnect negative (-) cable from battery.




2. Disconnect coupler of oxygen sensor (s).
3. Remove oxygen sensor (s) from exhaust manifold (s).

NOTE: Be careful not to expose it to excessive shock.




INSTALLATION
Reverse removal procedure noting the followings.
- Tighten oxygen sensor (S) to specified torque.

Tightening torque
Heated oxygen sensor 1 (a):
45 N.m (4.5 kg.m, 32.5 lb-ft)

- Connect connector of oxygen sensor (s) and clamp wire harness securely.
- After installing oxygen sensor (s), start engine and check that no exhaust gas leakage exists.