See also:

Clearing the programmed information
Individual buttons cannot be cleared. However, to clear all programming, press and hold the two outside buttons and release when the indicator light begins to flash (approximately 20 seconds). ...

Variable voltage control system (if so equipped)
CAUTION • Do not ground accessories directly to the battery terminal. Doing so will bypass the variable voltage control system and the vehicle battery may not charge completely. • Use electr ...

Remote engine start operating range
The remote engine start function can only be used when the Intelligent Key is within the specified operating range from the vehicle. When the Intelligent Key battery is discharged or strong radi ...