A cog and gear attached to the transmission which turns a worm driver attached to the tach
Make sure all of the wires on the coil are tight and if they are take it to a speedo shop for tach repair.
Why?
The Avenger did not exist as a 1994 model.
You will have to find the coil first.
the tach wire is a solid green wire that runs from the dizzy to one of the loom connectors.
sounds like a dead short in the tach wire, trace the tach wire and see if it the wire insulation has been broken.
Contact the manufacturer and request an Owner's manual with installation instructions.
hook your green wire from the tach to the white wire from the coil PAC it should be a white and a yellow wire coming from the coil. the tach should have a white wire that will be your light inside the tach a red wire for power and a black for ground.. good luck
it's located at the bottom of the distributor
Try changing the headlight switch.
theirs a green wire by distributer that is for the tach
IF you have the installation instructions for the tach, it prolly tells you where to attach the tach wire. If not, call the manu. of the tach or search for their website online.