540i 2001 loss power after reaching normal temparture - Bimmerfest - BMW Forums

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E39 (1997 - 2003)
The BMW 5-Series (E39 chassis) was introduced in the United States as a 1997 model year car and lasted until the 2004 when the E60 chassis was released. The United States saw several variations including the 525i, 528i, 530i and 540i. -- View the E39 Wiki

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Old 10-05-2012, 04:44 PM
bigmind69 bigmind69 is offline
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Location: Lebanon
Join Date: May 2012
Posts: 17
Mein Auto: BMW
540i 2001 loss power after reaching normal temparture

i have e39 540i 2001 it runs fine in the morning and when it is cold, after reaching its normal temperature the power begins to loss and it will have a hard acceleration.

I Don't have any miss fire.

Fuel pump and filter are New.

i have new problem now a days it begins happen to my car after reaching its normal temperature.
when i start the engine it cranks a lot If I do not shut the ignition off during a long crank it slowly catches like it is flooded then i turn it off and i try that for two times then it will Start and runs fine.
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