Mate, the pump is not making any sound at all.
Tried taking out the fuse for the Main pump and checking there's a 12V feed still to the tank pump and it's silent... nothing at all.
Also tried connecting the tank pump directly to the battery and it does nout... no whirring at all.
__________________
1990 Volvo 760 GLE D24TIC ZF22 - 16psi, more fuel, Monark 293 nozzles, 40mm lower, Bilstein TCs, 24/19 ARBs, full Polybushed front, H&R spacers, 17" Titans. Running Veg oil/petrol mix.
Past: 1988 Volvo 740 B230E M46, 1991 Volvo 940 B230FB M47
|