Can't be fully sure without doing physical diagnosis, but as long as the battery is fully charged it is likely to be the the FSR as it is what controls the fan speed. You can get it at a decent price from this link.

Pelican Parts - Automotive Parts and Accessories - Porsche & BMW

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"When you do things right, people won't be sure you've done anything at all" (Bender, futurama)

You make something idiotproof, they'll make a better idiot

You think professional is expensive, just wait until you pay for amateur.

Never let your sense of morals prevent you from doing what is right.

Examine what is said, not who speaks.

X5 pics

RIP 4.6is.....

2003 4.6is