●It can be used for vehicles with flat terminals on the plus side wiring of the genuine ignition coil. There are two sizes of flat terminals, large and small, so please use the one that fits the vehicle.
●When using on a vehicle with multiple ignition coils, insert the ignition coil closer to the tachometer body. If you run the wiring near other ignition coils or plug cords, the pulse harness will pick up noise more easily.
*Depending on the vehicle type, it may work if it is interrupted on the (-) side of the ignition coil. If the (+) side does not work, try connecting to the (-) side as well.
●When using on a vehicle with multiple ignition coils, insert the ignition coil closer to the tachometer body. If you run the wiring near other ignition coils or plug cords, the pulse harness will pick up noise more easily.
*Depending on the vehicle type, it may work if it is interrupted on the (-) side of the ignition coil. If the (+) side does not work, try connecting to the (-) side as well.