How to fix the lights and gauges on the dash board on 2002 BMW 325i

I changed the battery on my BMW 2002 325i and when I got back inside my car the dashboard lights and gauges don't work. Now I can't tell when the car needs gas or how fast I'm driving..please help

Asked by for the 2002 BMW 325i
ck those fuses after ck'ing that all cables are clean and tight
1 more answer
Check fuses 10, 34 and 43. If no fuses are blown it may have gone in a locked mode that requires proper diagnostic software to unlock. Dealer or BMW specilty shop. Worst case the cluster may have gone bad and needs to be replaced.