Tach signal wire is located at the PCM near the connector. Use the manual should there be need for help in locating it.
Tachometer Filter Tach Wire Plug Connector ON A 1979 TRANS AM
green wire on aftermarket tachs are the signal wire i belive
where is the tach wire en Toyota tacoma 1999 4 cilinders
tach signal wire is a blue wire with a black cap that ends on the top of the strut tower near the firewall...done
Tach is driven by a motor signal, speedo is from the trans the sensor is bad on the transmission
pin 48 on the pcm connecter is tach signal connect to your green wire from tach
The instructions will come with the new tach.
Your Tach Signal wire is Gray and Dark Blue (Gray/Dark Blue). Same wire, marked with both colors. This means the wire is GRAY with a dark blue line through it. It is located at the Coil pack on top of valve cover. --- This wire above is a 2 Cylinder Signal. 3.0L Tach Wire is GRAY/RED at Powertrain Control Module (PCM). 3.3L & 3.8L Tach Wire is GRAY/RED, DARK BLUE/TAN And RED/YELLOW at PCM. (Each wire is a 2 cylinder signal.)
You should be able to use the power side of Injector #1 for the tach signal
From a crankshaft speed/position sensor.
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.