INSTRUMENT CLUSTER

HELLO I OWN A PROTON SATRIA GTi 2001 MILAGE 90,000KM I RECENTLY REMOVED THE SPEEDOMETER CLUSTER TO REPLACE GLOBES AND FACEPLATE WHEN I FITTED IT BACK IN THE INDICATORS ON THE DASH FAILED TO WORK BUT THEY DO WORK ON THE OUTSIDE OF THE CAR AS WELL AS THE TEMP GAUGE NOW REMAINING ON HOT AND THE FUEL GAUGE WELL IT TELLS ME WHEN THE CAR IS REACHINF EMPTY CAUSE THE WARNING LIGHT COMES ON BUT IT DOESN'T INDICATE TO ME HOW MUCH FUEL THERE IS AT ANY TIME. WHAT COULD BE THE PROBLEM