Thank you very much, but a little to "engineer-like" to me...
Couldn't fine any fuse to change, so I probably will try to change the whole instrument panel instead, and see if the problem lies there....

Could that be a solution..?

Or might the OVP cause this?

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frogs
Mercedes 190E -86
Kawasaki Voyager 1300 -85

Fredrikstad, Norway
Heia FFK!