See also:

Engine oil and oil filter recommendations
...

Unlocking doors
1. Press the button on the Intelligent Key. 2. The hazard warning lights flash once. 3. Press the button again within 5 seconds to unlock all doors. All doors will be locked automatically ...

New Frontier PRO-4X Off-Road Model
Frontier's all-new PRO-4X trim offers drivers outstanding off-road flexibility, pairing Frontier's already impressive list of standard equipment features with the PRO-4X's off-road performance enh ...