Scag stt won't stay running

[Cobblestone]

I have a Scag Sst with a kohler motor. Engine starts fine, but dies when key switch returns to run. Only will run when ignition switch is held in start position?

Any ideas?

Thanks,

Chuck

 

[FreddyK]

Bad switch? wiring? Just guessing.....

 

[mechanic mark]

403 Forbidden Hands on, check all wiring associated with switch for being loose, chafing, frayed, etc. as well as all connections.