So, battery voltage OK , wiring okay. I removed the speedometer, disassambled it while I was waiting for another speedometer . Finally the new speedomerter was not sent , and I reinstalled the old unit.

Miracle happend! everyhting is working fine since Friday

thanks, battery check will be doen first thing tomorrow morning . However, from those I see I am afraid it would be a simple contact failure somewere in the electric system (loose contact, maybe due to oxidation..) and the charge of battery has nothing to do with the dashboard fail. how can at one i...

I am afraid the battery should not be problem because is 1 y old /Bosch / and it went down because we left the light on during the night . After 6 hours of recharge it works prefectly

Hi Guys, I am the happy owner of a S40 volvo made 1999 . Recently I had to recharge the battery and when I re installed it the dashboard failed to display the total km. , water temp., fuel level, rot/min, and the speed during driving, however car is wirking fine, all fuses are ok, nothing seem to be...