Yes, there is an indicator light on the dash.
If the check engine light is flashing that means an engine cylinder misfire has been detected
The check engine light comes on when the engine computer has detected a malfunction and set a trouble code.
There are several reasons why a check engine light could be on a 1995 Jeep Cherokee Sport. A few reasons are a loose gas cap, spark plugs, or low oil.
If the check engine light is on a malfunction that is effecting the engine emission control system has been detected If the check gage light is on , either your engine coolant temperature is too high , your engine oil pressure is too low , or your gas gauge is at or near empty
A check engine light informs you that there is something wrong with the engine. After you run a diagnostic test, you will be able to tell what exactly is wrong.
Take it to advance auto and they will do it for free.
The vehicle's computer has detected a malfunction that is either performance or emmissions related and has sent a sgnal to the check engine light to illuminate. To retrieve the trouble code(s), the OBDII has to be scanned. If you don't have a scanner, there are auto supply stores that will scan as a free service.
If the check engine light is illuminated have it scanned for codes first. Most auto parts store will provide this service at no cost.
You use a scan tool after repairing the cause of the code that turned the light on.
The check engine light is displayed in the on/run position just before starting the engine to make sure the bulb works If the check engine light flashes , that means an engine "miss" has been detected If the check engine light stays on, a possible problem with the emission control system has been detected by the powertrain control module In order to reset the light, the problem has to be corrected first. Have the vehicle scanned for trouble codes
There are pages and pages of codes, have it checked by a scanner and then diagnosed from there.
try disconnecting battery for 15 minutes