1997 Nissan Pathfinder check engine light?

If the check engine light is on in a 1997 Nissan Pathfinder, it could indicate various issues, ranging from minor problems like a loose gas cap to more serious issues such as engine misfires or sensor failures. To diagnose the problem, it's advisable to use an OBD-II scanner to retrieve the diagnostic trouble codes (DTCs) stored in the vehicle's computer. Addressing the specific code will help in determining the necessary repairs. If you’re unsure, consulting a professional mechanic is recommended for proper diagnosis and resolution.