Engine light on my 2010mercedes c class

09-26-2023, 05:29 AM

#1

lucas12

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c class

Engine light on my 2010mercedes c class

Hi guys looking for your help only just joined not great at internet stuff, the problem I have is my engine light come on and the code reader says manifold absolute pressure/ mass air flow throttle any advice on what the problem is would be greatly appreciated thank you,

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09-26-2023, 07:21 PM

#2

MJ50

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bone stock E55 AMG

moved to W204 forum...

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09-27-2023, 03:51 PM

#3

TimC300

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W204 2010 C300 4matic Sport M272

What is the exact code its showing? What are the symptoms with the vehicle, if any?

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10-02-2023, 07:35 AM

#4

lucas12

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c class

Engine light

Thank you for your response the code I’m getting from my code reader is p2074 and the car is slow at accelerating they are the only symptoms thank you

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10-02-2023, 07:54 AM

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gamma300C

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2009 MB C300 Sport 4matic

Has the air filter box (rearmost top engine cover) been removed recently ? If so check rubber ring seal to throttle body is correctly seated and not torn. Check MAP sensor for leaking hose, corroded connector. Link might help..