Monitored & Set Conditions
WARNING: This page is about a different car, the 2003 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.
Closed loop operation is monitored after engine has been running for 10 minutes and battery voltage is more than 10.4 volts. DTC will set when engine temperature does not increase more than 18°F in 10 minutes after engine is started. This is a 2 trip fault.