There really isn't one anymore. The instrument in the dash is just a stepper motor, which gets a signal from the PCM. You will need an adapter from a tach manufacturer to hook up any kind of aftermarket gauge.
i dont know whwere is the tachometer wire of 2001 ford windstar
If the tach wire shorted or melted.
The tachometer wire on an ECU is typically purple in color.
a tachometer, wire and wire terminals
look at your trany it should have a wire going into it on the top side in the middle
White wire coming from the distributor.... remove a section of sleeve from wire and splice the signal wire from tachometer to it!
The blue wire on a tachometer is usually connected to the instrument panel lighting circuit. This allows the tachometer to light up when the vehicle's headlights are turned on. It is important to consult the tachometer's installation instructions for specific details on wiring connections.
pin 48 on the pcm connecter is tach signal connect to your green wire from tach
To connect a tachometer to a 1992 Ford F-150 with a 302 engine, locate the ignition coil. Attach the tachometer's signal wire to the negative terminal of the coil, as this is where the tachometer receives the pulse signal. Ensure that the tachometer's power and ground wires are connected to a suitable power source and ground. Finally, calibrate the tachometer as needed for accurate readings.
Green wire on the distributor is the tachometer pick up. Green wire on the distributor is the tachometer pick up.
Black wire to ground, red to batt, white to instrument lamps and green goes to PCM white wire with pink stripe!
YELLOW