DTC P0160: 2/2 O2 Sensor Stays At Center: Description
WARNING: This page is about a different car, the 2000 Dodge Intrepid, 2000 Chrysler LHS, 2000 Chrysler Intrepid, 2000 Chrysler Concorde, and 2000 Chrysler 300M. However, it is still accessible from the selected car via links, so may be relevant.
2/2 Heated Oxygen Sensor (HO2S) voltage is monitored with engine running for more than 2 minutes and engine coolant temperature is more than 170°F (76.7°C). DTC will set in Powertrain Control Module (PCM) memory if 2/2 signal voltage is .35-.55 volt for 1.5 minutes. Possible causes for DTC to set are: defective 2/2 HO2S, defective PCM, defective connectors or defective wiring.