Hi im looking for some help or any tips that you guys might have ... I have a 87 pickup thats efi the problem im having is it will rev to about 1500rpms then shut down but when tps is unplugged it runs fine but no top end .. So on that note heres what i have checked ... The tps has been checked an set to how pirate 4x4 write up said to an pass .. Iv checked all my wires an wiring tried a different maf an no change ... Swapped ecus an no change no vac leaks ... Thanks

 

is it throwing any codes?

 

No codes

 

maybe it's not the EFI part of the system

 

Might want to check last activity on threads.