What dose engine code p-1684 mean - 2002 Chrysler Town & Country

P1684 usually means that the battery has been disconnected, or an electrical short.
P1601 is a transmission code

the code 1684 means the ecm memory has been clear on the last 50 esngine start no problem

the code1489 you have problem whit the hight speed radiator fan

P1684 means the battery was disconnected in last 50 engine start/stop cycles, did you disconnect the battery?
P0135 indicates the heater circuit of the before catalyst O2 sensor has failed.

P1684 DODGE Wastegate Solenoid Ctrl Circ

Dodge: The battery has been disconnected within the last 50 starts

1684 is 'battery disconnected in last 50 starts' and should shut off after you have used it for 50 more.

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Error code Number P1684 Battery Disconnected Within Last 50 Starts. Check battery and connections.

P0700 - Transmission Control System Malfunction, this is a transmission or PCM issue and needs further diagnosis with other test gear.

The P1684 code simply means that the battery has been disconneted within the last 50 engine starts.

1484 The catalyst seems to be overheating!
1684 The battery has been disconnected within the last 50 starts.

from what i have researched the 1684 is a common code that these vehicles give out..i even got one when i checked mine and i had never disconnected the battery before..so i wouldn't pay to much attention to that one...now the other code is a different story

Ok... the p1684 means that your battery has been disconnect within the last 50 starts.