Fusion FWD L4-2.3L (2008)
4. Inspect the O-ring seal for nicks or cuts, install a new O-ring if necessary.
Installation
1. NOTE: Apply a light coat of petroleum jelly to the O-ring before installation.
Install the OSS sensor.
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Tighten to 10 Nm (89 lb-in).
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Connect the electrical connector.
2. Check the transmission fluid level and add transmission fluid as necessary.