have a 96 sti went to change the bulbs in the heater controls on the dash,now the aircon does not light up and the bulbs dont light up on the controlls and and it does not engauge on the engine,all the heaters work ect,have tried all the fuses and changed them round checked all the wires aswell but nothing,is there anything else i can check,thanks ste

 

Have you accidently unplugged something?