Originally Posted by NITROUSN
Tach wire is commonly gray to coil - reference signal and Blue from fuse block to tach 12 volt feed..


Quote
A12 - Any pics of the factory connection for the tach harness at the back of the fuse box. I cannot find this info in any harness diagrams either. I have been told it is connected to the accessory fuse.


Thanks NITROUSN, the blue wire to the fuse was the question up