Heated oxygen sensor (ho2s)

HEATED OXYGEN SENSOR (HO2S)

Service repair no - 19.22.16 heat and contamination. Care must be exercised Remove when working on the exhaust system not to damage the sensor housing or tip. CAUTION: The sensor must only be removed when the exhaust pipe is cold.

1. Position vehicle on ramp. Refit
2. Remove clip securing oxygen sensor lead to harness.

washer and apply anti-seize compound to threads.

10. Lower ramp.
11. Connect multiplug and secure to bracket.
12. Secure lead to harness with clip.
3. Release sensor multiplug from bracket behind cylinder head.
4. Disconnect multiplug.
5. Raise ramp.

6. Remove sensor using tool LRT-12-047.

• CAUTION: Although robust within the
• vehicle enviroment, HO2 sensors are
• easily damaged by dropping, excessive

7. Remove and discard sealing washer.
8. Clean sensor mating face on exhaust pipe.

• NOTE: The new sensor thread is
• pre-treated with an anti-seize compound. If
• refitting old sensor, fit NEW sealing

• CAUTION: Do not allow anti-seize
• compound to come into contact with the
• sensor nose or enter the exhaust system.

9. Fit sealing washer to sensor and fit sensor. Tighten sensor to 20 Nm (15 lbf.ft).