We may have found other answers which could help you.
Click here for Need New FrontJohn DeereL111 mower deck does not engage. ?
John Deer LA105?
John Deere L120 engaging blades kills engine?
JD lawn mower LT133 wondering if clutch switch could be bad?
John deere z425 54c mower want start?
john deere 120 shuts down when engage mower deck?