Question about 1989 Porsche 928
1985 928s Porsche puel pump not working no power getting to the pump so i want to no which relay and fuse need to be changed but have no wirring diagram to see whitch one to check and there are so many fueses nad relays dont no were to start can anyone send me a copy of wire diagram,fuse layout and relay layout THANKS this would be much appreciated
Chck out this site, it has free diagrams etc in pdf format:-
Your problem can also be with the Bosch ECU, these are prone to failing and also control the fuel pump, they can however be rebuilt.
Posted on Jan 22, 2009
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Posted on Jan 02, 2017
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