Trouble code P1684 means: The battery has been disconnected within the last 50 starts
There is a long list of P codes. Better to ask for a P code. All P codes are used for multiple cars. I know for a fact that every Chrysler dodge jeep Plymouth use p0300 for multiple cylinder missfire.
Disconect the battery for a few minutes!
Trouble code P1684 means: The battery has been disconnected within the last 50 starts P0601 is Internal Controller Failure- Common repair is Install new PCM and program it
it means end of codes is all 55
scanning for codes will indicate if the CPS is at fault.
Sorry, only a scanner can retrieve trouble codes on OBDII vehicles.....
To reset the computer on a 1999 Dodge Intrepid, you can disconnect the negative battery cable for about 15 minutes. This will allow the computer to reset and clear any stored error codes. Alternatively, you can use a diagnostic scanner tool to clear the codes manually. Make sure to consult the vehicle's manual or a professional mechanic for specific instructions tailored to your Dodge Intrepid model.
P0700: EATX code present. You will need to check the transmission computer for codes.
The P0300 code indicates random engine misfiring. The P0303 and P0304 codes indicate the cylinder #s where excessive misfiring is occuring.
It means that the transmission computer has also set a code, You need to have the tcm checked for codes.
Check the trans for codes with a scanner and diagnose the code you get.
P0700 EATX code present. You need to check the trans computer for codes.