Remove the AC control panel and and at the wire connector,
Terminal A8 ( Red/Black ) and A10 ( Red ) wire test for battery voltage with lights turned ON.
For the dash, it is connected to the multiplex system and would not be easy to test wihout aid of diagnostic equipments.
Would a wiring schematic be of help to you?
Tuesday, March 23rd, 2010 AT 9:40 AM