BMW X5: Transfer Box

 AUTO program - Automatic climate control

AUTO program Principle The AUTO program cools, ventilates or heats the car's interior automatically. The air distribution and the temperature are controlled automatically depending on the interior temperature and the desired temperature setting including the selected intensity of the air flow. Switc

 Emissions Management

The N54 and N52KP meet ULEV II requirements for 2007. There are not many changes to the emission systems on these engines. The N54 engine has 2 underbody catalysts in addition to the "near engine" catalysts already in use from the N52. The N51 engine, however, is a SULEV II compliant engine which