Check the select cable for proper operation and for damage.
Check the shift cable for proper operation and for damage.
Check the boots for damage.
Check the boots for wear abrasion sticking, restricted movement or damage.
Check for the weak or damaged spring.
Check operation of the transaxle side lever when operating the body side lever after installing the shift lever.(1,2,3,4,5,6,R-range)
Check the position of the skirt part whether it's not moved after shifting the shift lever to R-range.
Adjust the length of the select side cable with the length adjusting jig if you feel bumping while you are driving.