Removal & Installation (Downstream)
WARNING: This page is about a different car, the 2002 Lincoln LS. However, it is still accessible from the selected car via links, so may be relevant.
Disconnect negative battery cable. Raise and support vehicle. Disconnect HO2S harness connector and unclip harness. See Fig 1. Using Exhaust Gas Oxygen Sensor Socket (T94P-9472-A), remove HO2S sensor. To install, reverse removal procedure. Apply a light coat of high temperature nickel anti-seize lubricant to threads of HO2S. Tighten HO2S to specification. See TORQUE SPECIFICATIONS .