Posted on 11/28/2025
A sudden light on your Nissan dashboard can raise your heart rate in seconds. Some icons ask for a simple check, others mean pull over now. Knowing which is which keeps you calm, protects the engine, and prevents small problems from turning into big repairs. Here are the five lights Nissan owners see most often and what to do when they appear. 1. Check Engine Light This amber engine icon covers anything from a loose gas cap to a misfire. If the light is steady and the car runs normally, reduce heavy throttle and plan a diagnostic soon. If it flashes, the engine is misfiring. Ease off, avoid high loads, and do not delay service. A flashing light can cause the catalytic converter to overheat and potentially damage it. Noting whether it happens on hills, at certain speeds, or after a fuel stop gives your technician a head start. 2. Battery Or Charging System Light A red battery symbol means the alternator is not charging or the voltage is dropping ... read more