aircon lights flashing????
 

Ive got a 98 golf karmann cabrio 2.0 . The aircon+air cycle lights flash. not the on/off lights but the dash lights, this only hapens when lights are swithed on. also the L/100km display always shows 0.0, Ive reseted the computer, no changes. and last theres a idle problem, other than that the car runs fine.

please help!!!!!!!!!