Cabin heat drop, heather fan shut down, engine fan stays on
The P2181 code means that the cooling system of your vehicle is not working properly. Low engine coolant or stuck thermostat could be the possible causes of the problem. You should start by inspecting the cooling system for leaks. If no leaks are found you should replaced the thermostat.
P2181 DODGE - Cooling System Performance
Read more: https://www.autocodes.com/p2181_dodge.html
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