Quote:
Originally Posted by 80stech
The regulator/fuel system doesn't work as it shows in the Bentley manual, BMW probably updated it and Bentley just carried forward the old info. It doesn't matter where you disconnect the vacuum line for the regulator it is not going to change the fuel pressure because the line is only being vented to the boot and isn't tied to engine vacuum. BMW likely decided not to use the vacuum portion of the regulator because the processors in the DME where getting fast enough to keep up without it. Some of the repair info didn't keep up though  |
I was wondering if this was an example of that. Very frustrating.
Well, I likely need a new fuel filter anyway, I don't recall the last time this was changed. I need to rule it out as well.