Originally Posted by
JSeaman
Many thanks for the response - I've got a twin fuel pump scavenge system on there so guess the wiring is all new - I'll try and locate the relay but I don't have the luxury of stock fusebox etc. Is there anything else that would fail on the stock car if this relay failed
The fuel pump and injector relay are part of the cosworth engine loom which is a separate item to the sierra main car loom
have you looked at the link I posted alot of what you need to know is there
The fuel pump relay only feeds battery voltage to the fuel pump, idle air valve and amal valve