Nissan App provides a comprehensive database of 9500+ OBD-2 Diagnostic Trouble Codes specially tailored for NISSAN vehicles. Users can access detailed information on code titles, possible causes, detection times, symptoms, and descriptions. The app also features a personal favorites list and allows for clipboard and text sharing. Additionally, it offers insights into 300+ Dashboard Warning Lights, Indicators, and Car Symbols, categorized by color and searchable by name. Users can create a personalized favorites list and access complete descriptions for each indicator with large, colored icons.

Moreover, the app includes extensive OBD-2 information such as connector details, diagnostic interface, fault code explanations, security issues, and useful links. It also provides a collection of 1200+ Car Abbreviations and Definitions, searchable by term. Other features include support for 3D Touch Icon App, finding nearby NISSAN Dealers, email support, social groups, colorful themes, and quality stickers for iMessage.