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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 04-05-2015, 11:17 AM   #1
bimmerboyjp
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Join Date: Feb 2015
Location: Thousand oaks
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My Ride: 2001 330ci conv
Gas Gauge fluctuating

Hey guys i have a 2001 330ci 55k miles... this morning when i went to go startup the car the gas needle and estimated miles keeps changing....thoughts?

Last edited by bimmerboyjp; 04-05-2015 at 11:21 AM.
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Old 04-05-2015, 06:35 PM   #2
bimmerboyjp
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anyone?
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Old 04-05-2015, 06:46 PM   #3
glhx
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Join Date: Jan 2012
Location: Nashville, Tennessee
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My Ride: 2002 330ci
Check your sending units under the back seat.
One with the fuel pump and one by itself. They can be broken or dirty. I cleaned mine with a small wire brush and that fixed the problem. Dirty contacts.

The 2 work together so it could be either one of them
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Old 04-06-2015, 12:54 AM   #4
sam_
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Location: Los Angeles
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My Ride: 2003 330i
Quote:
Originally Posted by glhx View Post
Check your sending units under the back seat.
One with the fuel pump and one by itself. They can be broken or dirty. I cleaned mine with a small wire brush and that fixed the problem. Dirty contacts.

The 2 work together so it could be either one of them

^^^

had the same issue and did the same thing and cleaning the contacts should fix it
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