VQ25HR engine

INFINITI recommends the use of unleaded premium gasoline with an octane rating of at least 91 AKI (Anti-Knock Index) number (Research octane number 96).
If unleaded premium gasoline is not available, you may use unleaded regular gasoline with an octane rating of at least 87 AKI number (Research octane number 91), but you may notice a decrease in performance.
See also:
Lane camera unit maintenance
The lane camera unit 1 for the LDW/LDP system is located above the inside mirror. To keep the proper operation of the LDW/ LDP systems and prevent a system malfunction, be sure to observe the follow ...
Additional information
• The TPMS does not monitor the tire pressure of the spare tire.
• The TPMS will activate only when the vehicle is driven at speeds above 16 MPH (25 km/h). Also, this system may not detect a sudden d ...
Readiness for Inspection/Maintenance (I/M) test
A vehicle equipped with Four-Wheel Drive
(4WD) should never be tested using a two
wheel dynamometer (such as the dynamometers
used by some states for emissions
testing), or similar equipment. ...
