Heated oxygen sensor (ho2s) - front

HEATED OXYGEN SENSOR (HO2S) - FRONT

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 [hoist]. Refit
2. Remove clip securing oxygen sensor lead to harness.

washer and apply anti-seize compound to threads.

10. Lower ramp [hoist].
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 [hoist].

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.