The starter switch is switched from ST to ON, but the starter doesn't stop. Disconnect the wiring of starter switch and verify the operation of starter switch Connector No. Terminal Post No. Terminal Post No. The position of starter switch key OFF Locked Accessory ON ON Start Besides the wiring mentioned above, other circuits should be opening. Yes No The solenoid switch contact is melted and hard to move. Otherwise, the return spring is broken or damaged. Replace the solenoid switch Replace the starter switch 18