85 shelby charger codes and over boost

[663csx-t]

I have a friend of mine at work has a 85 Shelby charger
that needs help with over booted and some fault codes 15 33 45 47 and 55
can anyone help us

[88C/S]

Try http://minimopar.net/fault/index.html

[663csx-t]

thanks

[minigts]

I'd be worried about 47. The rest will clear out or be cleared as long as you don't go into overboost and get A/C and hook up your sensor. The low voltage isn't good.