Originally Posted by SafeChav
Originally Posted by MarkN
It could be the invertor that's inside the instrument cluster breaking down. When these start to go it affects all the dials including the 3 centre ones...

They have an inverter in thew instruments?
Oh yeah - Escos instruments don't use bulbs as such - the dial faces are electroluminescent and glow green when an A/C voltage is put across them at the right frequency.
The inverters that convert 12v DC to AC to bang and you lose the lot.