tachometer

[pgr90s]

DOES ANYBODY KNOW WHY THE TACH NEEDLE JUMPS TO THE RED ZONE WHEN THE IGNITION SWITCH IS TURNED ON (AND MOTORCYCLE IS NOT RUNNING) ?

TACH NEEDLE STAYS IN THE RED ZONE EVEN WHEN BIKE IS MOVING !

..GOES BACK TO ZERO WHEN IGNITION IS KILLED..:banghead