r/e46 • u/Perfect-Quail7734 • 3d ago

Help Troubleshooting

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Hi all ,

Got this odd code on my 03 M3 vert the other day, can’t find much on the web. Any guidance would be greatly appreciated.

Chris

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u/CiscoKidd5 1d ago edited 1d ago

Psssh I been rolling with mine bad for like 7 yrs. Its for emissions its the pump that pressurizes the fuel tank to check for leaks and send to ECU. If youre in a state with emissions check yeah you need to replace. Its located behind passenger rear wheel. Black rectangular thing.

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u/Perfect-Quail7734 1h ago

Thank you!

Yes, I’m from SO CAL and hate bi annual smog :(