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Steve
Steve, BMW Expert
Category: BMW
Satisfied Customers: 23040
Experience:  BMW Expert
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2003 bmw 745i with 4.4 motor codes 278e 2760 and 2761 where

Customer Question

2003 bmw 745i with 4.4 motor codes 278e 2760 and 2761 where should I start to fix
Submitted: 4 months ago.
Category: BMW
Expert:  Steve replied 4 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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278e - likely a bad pressure sensor in the intake air pipe

2760 and 2761 - likely a failed secondary air pump, problem with the air pump power supply, or clogged air passages in the engine

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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.