hey guys looks like many of us doing good with solving problem but keeps coming up again anyway my car is 1990 accord ex and speedometer quits working often and the "S" light starts flashing.
when I start the next day no flashing light, everything works fine in the cluster till the speeedometer quits working in between while driving.
so please can anybody help to fix the spedometer problem? I need to know
the location and how to get into it and what shouls I look far. many thanks
in advance....

 

Sounds like you have a bad speed sensor on the transmission. P-adams will be along shortly to give you a handy picture or two.