Removing the fuse or disconnect the battery prevents from unwanted action by the air system. In some cases, the air bump or the self leveling system acts when you lift the car or when you deflate the air bags, it will results in burt air bump or air accumulator.

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--2004 E53 X5 4.8is - ECE version; right hand drive; Located in Hong Kong; ext. black sapphire metallic; int. leather black; adaptive dynamic bi-xenon headlights; 16:9 onboard monitor w/o navigation; 20" genuine BMW Y-spoke 214 wheels with Bridgestone Dueler H/P Sport tires; Int. rear view mirror w/ compass.