Prelude L4-1958cc DOHC (1989)
Heated Oxygen Sensor: Service and Repair
OXYGEN SENSOR REPLACEMENT
CAUTION:
To avoid the danger of burns, replace the oxygen sensor only when the engine is cool.
1.
Disconnect oxygen sensor/ECU connector wire.
2.
Remove faulty Oxygen sensor.
3.
Coat the threads of the new oxygen sensor with anti-seize compound.
4.
Install the new oxygen sensor and torque to 45 Nm (33 lb.ft).
5.
Connect the ECU connector wire securely.
