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BMW 3-Series (E90 E92) Forum
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Replacing fuel pressure regulator M57 in back of rail
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12-02-2016, 05:19 PM | #1 |
F11 520D LCI - Stage I
45
Rep 187
Posts |
Replacing fuel pressure regulator M57 in back of rail
Hi.
I tried 2 different fuel pressure regulators that is known good condition but car wont fire up. I get no rail pressure. With the old regulator mounted in rear of the rail it fires up? Does it need coding or something like that? |
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