C-Class (W203) 2001-2007, C160, C180, C200, C220, C230, C240, C270, C280, C300, C320, C230K, C350, Coupe

C230 Engine Knocking Sound

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Old Jul 13, 2015 | 03:04 AM
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Mercedes C230 2.5 V6 W203 2007
C230 Engine Knocking Sound

Hi guys i am from Georgia(Europe) and i have problem on my MB W203 2007 C230
please help me

My car has 94 000 Miles on it, when it is in drive and i hit the gas paddle down to Kickdown and RMP passes 3k there is some knocking sound coming from the engine, when it is in parking and i hit gas paddle down to kickdown it doesn't have any sound even when it reach 6.5k RMP
if it's engine problem it should sound on parking as well right?

Sometimes engine light is on we have checked on diagnostics and it showed that camshaft position sensor must be replaced, can knocking sound of engine be caused by camshaft position sensor?

can it be intake problem?

As an oil i use ARAL 5W-40

thank you in advance for your answers
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Old Jul 13, 2015 | 09:40 AM
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Mercedes C230 2.5 V6 W203 2007
Ok i will go To Mercedes Benz Georgia Official Center and change all four camshaft sensors

thank you for your answer
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Old Jul 13, 2015 | 11:41 AM
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Mercedes C230 2.5 V6 W203 2007
sorry it has been 'camshaft adjuster magnet ' can it also cause above mentioned problem ?
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Old Jul 13, 2015 | 12:12 PM
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Mercedes C230 2.5 V6 W203 2007
can you tell me where can i check my VIN code in i am under 'risk zone' or not

WDBRF52H97A918001

thank you in advance
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