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2010 bmw 5501 has a check engine light. Got a P1434 code

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2010 bmw 5501 has a...
2010 bmw 5501 has a check engine light. Got a P1434 code from a non-bmw code reader
Submitted: 2 years ago.Category: BMW
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8/28/2015
BMW Mechanic: Steve, BMW Expert replied 2 years ago
Steve
Steve, BMW Expert
Category: BMW
Satisfied Customers: 24,270
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hello,
what question can I answer for you about this?
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BMW Mechanic: internal88, BMW Mechanic replied 2 years ago
internal88
internal88, BMW Mechanic
Category: BMW
Satisfied Customers: 2,602
Experience: I have an Automotive Engineering Degree and also work for an Automotive engineering company since 2003.
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Hello, I'm Brandon - BMW TECH.

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BMW Mechanic: internal88, BMW Mechanic replied 2 years ago

Most likely it is the MAF sensor problem.

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BMW Mechanic: internal88, BMW Mechanic replied 2 years ago

Hopefully you do not have any aftermarket air filter such as K&N air filter. Those filter can trigger this code.

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BMW Mechanic: internal88, BMW Mechanic replied 2 years ago

also make sure you check the gas cap for tightness.

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internal88
internal88
internal88, BMW Mechanic
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