Rear window and outside mirror defroster/windshield deicer (if so equipped) switch

Rear window and outside mirror defroster/windshield deicer (if so equipped) 
switch  - Instruments and controls - Infiniti QX Owners Manual - Infiniti QX

See also:

Sport mode
Adjusts the engine and transmission points to enhance performance. Turn the drive mode select switch to the SPORT position. “SPORT” appears in the vehicle information display for 2 seconds. NOTE: ...

Oil additives
INFINITI does not recommend the use of oil additives. The use of an oil additive is not necessary when the proper oil type is used and maintenance intervals are followed. Oil which may contain foreig ...

Rear-facing child restraint installation using the seat belts
WARNING The three-point seat belt with Automatic Locking Retractor (ALR) must be used when installing a child restraint. Failure to use the ALR mode will result in the child restraint not being p ...