Before I destroy another sensor

[seangee]

BUGGER BUGGER BUGGER.


Just been out with my shiny new white cable and its still there. New white cable is actually blue. I snipped North of the plug under the left infill, South of the plug under the right side cover and just above the CDI. (Realised my previous question was silly as a piggy back wouldn't fix a leak to earth).


So that leaves the connection into the clocks and into the CDI since I've taken the rest out of play. Always assuming that the white cable is the fault. Both look clean and sound.
So

• Any suggestions on where to go next?
  
• Anyone know why it needs to go into the CDI - doesn't seem to make any difference to performance when the sensor is disconnected
  

I'm still puzzled by the fact that the speedo only ever stops working under acceleration and only in the first four gears. No mechanical interference anywhere so I'm wondering about electronic ...