Heated Oxygen Sensor (Sensor-2)

Heated Oxygen Sensor (Sensor-2) Removal and Installation

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. Detach oxygen sensor connector from bracket and then disconnect connector from oxygen sensor.




3. Remove oxygen sensor (1) from exhaust manifold (2).

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

INSTALLATION
Reverse removal procedure noting the following.




- Tighten oxygen sensor to specified torque.

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

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