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2004 bmw x5: Diagnostic Module Tank Leakage (DM..TL..gas cap

 
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Customer Question

hello. 2004 bmw x5 trouble code p1449 Diagnostic Module Tank Leakage (DM-TL) Pump Too High. The gas cap is fine. Could be purge valve or the pump by itself? I need your help please

 

Country: United States
Make: BMW
Model: X5 3.0i
Year: 2004
Engine: 3.0

Already Tried:
i checked the gas cap and couple vacuum houses for leakage.

Submitted: 799 days and 22 hours ago.
Category: BMW
Value: $36
Status: CLOSED
Picture
Expert:  Steve replied 799 days and 22 hours ago.

Hello and welcome to JustAnswer BMW,

My name is XXXXX XXXXX it will be my pleasure to assist you today.
.

P1449 - Diagnostic Module Tank Leakage (DM-TL) Pump Too High

 

The vehicle monitors amperage draw from the pump.

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The fault is amperage related. You will have to check for any shorts in that circuit. If none are found there, then you likely have a bad DMTL pump which is not terribly uncommon.

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I hope that is helpful, please let me know if you have further questions, or if I can clarify anything for you.

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It has been my pleasure to help today and I wish you the best of luck with the vehicle.

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Many thanks.

 

Steve

Customer replied 799 days and 22 hours ago.

so it looks like mostly electrical problem. And if DMTL pump is bad where it is located on x5?

Accepted Answer

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Expert:  Steve replied 799 days and 22 hours ago.

In the rear left wheel house.

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Please let me know if you have questions.

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Many thanks.

 

Steve

Steve40575.1281434375

Expert TypeBMW Expert
Category: BMW
Pos. Feedback: 98.0 %
Accepts: 14493
Answered: 2/1/2011

Experience: BMW Expert

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