Locks do not work using either the door switches or the key fob. Only manually.
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2005 Chrysler Town & Country Question: Why have auto/door locks stopped working?
Answer #1Ron Haugen from Westside Auto Pros, August 27, 2013, 05:32Technician
I would start by verifying power to the circut is good, the fuse, etc. Also the ground. Sometimes the wiring that passes thru to the driver's door breaks where it flexes. This can disable the entire system.
Answer #2Greg's Orange Auto (12835 Answers) , Orange, CA - (714) 361-9386globalhelper August 27, 2013, 06:11Master
try another key fob to start with then ck pwr source