Search found 4 matches
- 11 Jun 2012, 18:27
- Forum: 850, S70, V70, C70, V70-XC 1992-2000
- Topic: Fuel pump relay wiring
- Replies: 10
- Views: 5212
Re: Fuel pump relay wiring
So, I finally was able to re-connect the wires to the fuel pump relay and am now getting constant power. I then realized that my fuel was running straight through my fuel rail and back through the return line. After pulling the vacuum line from the fuel pressure regulator, and seeing fuel drain out ...
- 31 May 2012, 15:24
- Forum: 850, S70, V70, C70, V70-XC 1992-2000
- Topic: Fuel pump relay wiring
- Replies: 10
- Views: 5212
Re: Fuel pump relay wiring
So I checked the ground wire and it was still good, clean and tight. So now I'm almost certain it is the power wire from relay to pump. To test this, friday evening I am running a totally new wire from relay straight to the pump by-passing the harness under the dash. If I get power and its running I ...
- 30 May 2012, 14:58
- Forum: 850, S70, V70, C70, V70-XC 1992-2000
- Topic: Fuel pump relay wiring
- Replies: 10
- Views: 5212
Re: Fuel pump relay wiring
There is no power to the fuel pump. The pump is brand new! and has been tested after initial installation! The loss of power is in between the relay and the pump. I just looked at the wiring diagrams on this site (which are awesome) and I think I need to trace the pink power wire connection to the ...
- 29 May 2012, 18:45
- Forum: 850, S70, V70, C70, V70-XC 1992-2000
- Topic: Fuel pump relay wiring
- Replies: 10
- Views: 5212
Fuel pump relay wiring
I have a 1995 volvo 850. It has been off and on running and not for 3 months. I know its a fuel issue. I have constant power to fuel pump relay from fuse box. I also have a brand new relay (old one is still good cause I had both checked) I still have no power to the fuel pump. (every once in a while ...






