Originally Posted by mk378

To check if the belt has jumped, it is not necessary to take out the crank bolt, etc. Simply take the upper plastic timing cover off, leave the lower cover in place. You will need to loosen the valve cover and lift it up to get the timing cover off. Rotate the crank counterclockwise, the way it normally turns, to TDC (single mark on the accessory pulley). Examine the marks on the cam pulley. If the "UP" is down, turn the crank exactly one turn counterclockwise back to TDC again.