Nissan Dashboard Warning Lights


It’s important to know what the warning lights on your dashboard mean in order to be aware of what can be a potentially serious issue vs what is just a minor fix like an oil change. Rosen Nissan Milwaukee is here with the breakdown of what each of the warning lights on your Nissan’s dashboard mean as well as how to go about handling them.Check engine light

Check Engine- This light appears when your Nissan’s computer senses a problem in the system.

Service soon

Service Soon- This light might be referencing an issue with the headlights or other internal issues.

Anti-locking brakes

Anti-Lock Brakes- If this light stays on for more than six seconds it could mean that there is an issue with the anti-lock brake system.


Security- This will light up when the ignition is locked.

Overdrive and sport

Overdrive/Sport- When you put your Nissan into performance or sport mode this light will appear.

Exhaust particulate filter

Exhaust Particulate Filter (Diesel)- If you drive a diesel engine this light will come up if the filter that keeps particles out of the cabin is clogged.

Glow plug

Glow Plug (Diesel)- If this light is on it means the glow plugs are overheated and you should not start the vehicle until the sign goes off.

Door ajar

Door Ajar- This light is simply to let you know that one or more of your vehicle’s doors are open.

ESP Fault

ESP Fault- This symbol appears when there is an issue with the vehicle’s traction control.

Reduced power

Reduced Power Warning- The engine adjusts output levels to conserve energy, so if this light is on a technician needs to check the vehicle’s CPU.

Engine oil pressure

Engine Oil Pressure Warning- You’ll see this light when your engine’s oil pressure is low.


Battery- If the battery needs to be replaced or the voltage is not at the right level this signal will come up to alert you.

Coolant temperature

Coolant Temperature- This light comes on if your engine is running low on coolant which can cause it to overheat.

Parking Brake and Fluid Warning

Parking Brake and Brake Fluid Warning- If this light is on for more than six seconds it’s an indication that your vehicle is low on brake fluid.

Cruise control

Cruise Control- When cruise control is in use this light will be on.

Traction Control

Traction Control/ESP- When the vehicle encounters wet surfaces it will let you know that traction control is in use with this light.

Wiper fluid

Wiper Fluid- You’ll see this light if your vehicle is low on wiper fluid.

Exhaust fluid

Exhaust Fluid (Diesel)- This alert will pop up if your exhaust fluids are low.

Airbag warning

Airbag Warning- This symbol indicates that your airbag system is malfunctioning.

Headlight or taillight out

Headlight/ Tail Light Out- This indicates that at least one of your headlights/ tail lights are out.

Gas cap

Gas Cap- This symbol indicates that your gas cap is not properly secured.

Tire pressure monitoring system

Tire Pressure Monitoring System- If this light comes on it is indicating that one or more of your tires is low on air.

Transmission overheating

Transmission Overheating- When the transmission overheats you’ll see this symbol. You may have to check the transmission fluids or the engine coolant.

Schedule a Service Appointment in Milwaukee

If your Nissan is showing any of the above warning lights it’s time to schedule a service appointment at Rosen Nissan Milwaukee located near Waukesha. Our certified service technicians use only Genuine Nissan parts that will keep your vehicle running smoothly for years to come.

If you have any questions or want more information about the services we provide feel free to contact us online today.

Dealer Info

Phone Numbers:Sales Hours:
  • Mon - Fri9:00 AM - 8:00 PM
  • Sat9:00 AM - 5:00 PM
  • SunClosed
Service Hours:
  • Mon - Fri7:00 AM - 6:00 PM
  • Sat8:00 AM - 4:00 PM
  • SunClosed
Parts Hours:
  • Mon - Fri7:00 AM - 6:00 PM
  • Sat8:00 AM - 4:00 PM
  • SunClosed
Rosen Nissan Milwaukee is located at: 5505 S 27th Street • Milwaukee, WI 53221
Rosen Nissan Milwaukee 42.9438192, -87.9522635.