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General E46 Forum
This is the place to get answers, opinions and everything you need related to your E46 (sedan, coupe, convertible and wagon) BMW!

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Old 01-13-2012, 07:36 PM   #11
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Join Date: Apr 2008
Location: Dallas, TX
Posts: 2,217
My Ride: E30-E46-E90-E90M-F30
Originally Posted by mkodama View Post
I think I fixed the problem, everything works if the Siemens data is listed at 5 bar, when the commonly used standard is 3 bar, 43.5 psi.

M54B30 only
BMW Part No: 13 53 7 546 245
Manufacturer: Siemens
Manufacturer Part No: 1439800
Flow rate: 244cc/min or 23.2lbs/hr at 3 bar (43.5psi)
315cc/min or 30.0lbs/hr at 5 bar

All M54 and M52tu (excluding M54B30)
BMW Part No: 13 53 7 546 244
Manufacturer: Siemens
Manufacturer Part No: 1427240
Flow rate: 161cc/min or 15.3lbs/hr at 3 bar (43.5psi)
208cc/min or 19.8lbs/hr at 5 bar
cool thanx. can you help me with the calculation for 3.5 bar. I think all e46 fuel pressure is 3.5 bar
flashmeow is offline   Reply With Quote

too many pictures

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