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Nissan Altima Dashboard Warning Lights and Meanings
The Nissan Master Warning Light, Explained
Basically, all the master warning light does is let you know that there's some other warning you should pay attention to. According to the 2015 Nissan Altima owner's manual, when the ignition is in the ON position, the master warning light will turn on with any of the following warnings:
-Loose fuel cap
-Door open
-Trunk open
-Low fuel
-Low windshield wiper fluid
-Check tire pressure warning
-No key detected (happens if the Nissan Intelligent Key is left outside the vehicle)
-Release parking brake (this should occur any time you start the car after setting the parking brake)
If your Master Warning Light comes on, please contact your local Nissan Dealer
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