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Steve
Steve, BMW Expert
Category: BMW
Satisfied Customers: 23330
Experience:  BMW Expert
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P code 440, first i received 442 code last week and reset

Customer Question

p code 440
JA: Have you scanned the code? Have you tried to reset it?
Customer: first i received 442 code last week and reset it. then ses came one and 440 code shows now
JA: What is the model/year of your BMW?
Customer: 2007 bmw x3
JA: Are you hoping to fix this yourself? What have you tried so far?
Customer: want to understand what the repair cost would be
JA: I'm not sure of the exact price, but there's only a $5 deposit. The rest of the price information will be on the page I send you to.
Customer: how
JA: Anything else you think the mechanic should know?
Customer: i just replaced the valve cover
Submitted: 7 months ago.
Category: BMW
Expert:  Steve replied 7 months ago.

I will provide an honest answer. I trust this will be appreciated. Please remember that a low rating PUNISHES me for being honest and that I receive nothing for my time until a positive rating is clicked.
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Thank you for your attention to the rating requirement.

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these codes indicate that there is a leak in your evaporative emissions system.

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to determine the cause, you will need to have the gas cap checked and then the system smoke tested which will reveal the source of the leak.

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the source of the leak will dictate the cost of the repair - could range anywhere from $200 to $1500 depending on what is leaking.

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if you need a non dealer for this to save $ vs the dealer check out www.bimmershops.com or www.bimrs.org for options

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Please let me know if you have further questions. Please do not forget to click a positive rating as this is the only way I receive credit for my answer, thank you. Best wishes with your vehicle.

Expert:  Steve replied 7 months ago.
if there are no additional questions please kindly CLICK ON a positive rating