Quote:
Originally Posted by Clifford Pope
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A useful dodge if it fails is to join a wire between fuses 4 and 6. This bypasses the relay and lets the fuel pumps run continuously. This is a get-you-home measure only - remember to disconnect afterwards!
Also useful in diagnostics - if the engine starts with the wire in place, but not normally, you know you have a faulty relay.
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That will work OK with the earlier (Green?) relay.
With the white relay it will only power the tank pump (Yw/Rd) wire directly, it still relies on one of the relays in the pump relay unit to power the pressure pump. It will give you a 50-50 chance of getting home.
http://www.volvoforums.org.uk/attach...8&d=1297526102
This is the earlier relay
http://www.volvoforums.org.uk/attach...8&d=1297761374