Heated oxygen sensor (HO2S) (1.8L/2.0L/1.6L Zetec-E)

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Special tool


Wrench for HO2S 303-476 (T94P -9472-A)

Withdrawal


1. Raise and support the vehicle. Refer to Section 100-02 for more information.

2. Remove the motor protection.



3. Disconnect the HO2S electrical connector.



4. Using the special tool, remove the HO2S.



Installation


1.
CAUTION: When installing a new HO2S sensor, it is possible that the new element will come with a longer cable than the removed element. It is important to route and secure the cable in such a way that it is not damaged by heat or moving parts, and is not subject to noise, vibration or harshness problems (NVH).


Reinstall the elements in reverse order.







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