There are pages and pages and items that can cause a check engine light. You need to have it checked for codes with a scan tool. After repair light can be shut off with scan tool.
If the light is on, it will need checked and diagnosed.
correct problem then dis connect and reconnect battery.
That is the check engine light.
check engine light on,getting poor gas mileage on 1996 Plymouth neon
You will need to get the cause of the check engine light repaired.
With a scan tool.
OBD 2 scan tool.
I have a 1997 neon and I reset mine by disconnecting the battery for a few minutes. I hope this works for you. I have a 2005 Dodge Neon and I found out and know for sure how to do it you have to remove the fuel pump fuse that is under the hood cause the pcm runs through that fuse always
High idle, misfire, check engine light,High idle, misfire, check engine light,
Use a scanner or unhook the battery for 5 minutes.
The check engine light stays on when the computer detects an emissions related failure.
yes, ecm fuse and or instr. cluster fuse