Tach signal wire is located at the PCM near the connector. Use the manual should there be need for help in locating it.
green wire on aftermarket tachs are the signal wire i belive
tach signal wire is a blue wire with a black cap that ends on the top of the strut tower near the firewall...done
The tach should connect to the distributor.
Tach is driven by a motor signal, speedo is from the trans the sensor is bad on the transmission
There should be installing instructions with the tach. If not contact the manufacturer.
pin 48 on the pcm connecter is tach signal connect to your green wire from tach
The instructions will come with the new tach.
You should be able to use the power side of Injector #1 for the tach signal
From a crankshaft speed/position sensor.
Something is wrong with the tach. TAke it to a seedo shop.
are you talking about a sm. block hei. dist. if so there are 2 spade connectors on the side of the cap , one says tach. The tach signal comes from the negative side of the coil.
Tach signal? To install a Tachometer? I did it 2 days ago! finnaly got a Tach on my 1998 Nissan Frontier By concept 1 4 cylinder 2.4 right?....Yep if you would still light to know Email me at x31diablo31x@aol.com or myspace is myspace.com/diablo31 peace!