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new spark plugs = CEL

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Old 04-20-2014 | 10:01 PM
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BlackieAMG
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2008 cl63 amg/2015 gla250 4matic
new spark plugs = CEL
please help ! got CEL after new spark plugs does anyone had the same problem ? please help thanks
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Old 04-21-2014 | 09:26 AM
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cl600
check your codes. you may have messed up a coil when you pulled it.
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Old 04-21-2014 | 09:33 AM
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2008 cl63 amg/2015 gla250 4matic
thanks for the reply ....code is p0170 got this code on before that too CEL keep on and off but seem like its stay on now
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Old 04-21-2014 | 10:56 AM
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2006 S65 AMG
most likely a mass air flow sensor. could be oxygen sensor but doubtful
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Old 04-21-2014 | 11:00 AM
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2008 cl63 amg/2015 gla250 4matic
Yea I did cleaned MAF sensor but CEL still there should I change coil pack too ?
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Old 04-21-2014 | 11:22 PM
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Your worst nightmare...
Could be MAF, Coils or some type of Vacuum leak. Did you gap the plugs correctly as well?
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Old 04-21-2014 | 11:41 PM
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2008 cl63 amg/2015 gla250 4matic
yes i did everything correctly and cleaned the MAF sensor also ......this car just have so much problems, it had only 46k miles but engine pinging, ABC hose busted, now CEL on .....SMH
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Old 04-22-2014 | 12:00 AM
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2008 cl63 amg/2015 gla250 4matic
hold on i think i tight the spark plugs a lil too tight, is it a problem ?
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