Disconnect negative battery cable, wait 10 minutes and reconnect. You may have to reset radio stations and if fault is still present it will reappear within first 20 miles of driving.
What does code reading P1684 means for dodge neon car when you scan the engine
Trouble code P1684 means: The battery has been disconnected within the last 50 starts
Trouble code P1684 means: The battery has been disconnected within the last 50 starts
Trouble Code P1684 means:The battery has been disconnected within the last 50 starts
Trouble code P1684 means:The battery has been disconnected within the last 50 starts
Trouble code P1684 means: The battery has been disconnected within the last 50 starts
Trouble code P1684 means: The battery has been disconnected within the last 50 starts
Trouble code P1684 means: The battery has been disconnected within the last 50 starts
Trouble code P1684 means: The battery has been disconnected within the last 50 starts
The P1684 code simply means that the battery has been disconnected within the last 50 starts.
Trouble code P1684 means: The battery has been disconnected within the last 50 starts
It would be very rare for a P1684 code to turn the light on.