ml 270 cdi - powerloss and weak compression | Technical matters | Back Room Forum

Tue 2 Sep 2014 10:03

ml 270 cdi - powerloss and weak compression - Laison

My ml does start well and on the first drive it kicks on well,if stop and switch off the engine,the second start when driving it goes on the limp mode,power loss.I have replaced the MAF sensor but the problem is still there.Someone please help!

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Wed 3 Sep 2014 01:21

ml 270 cdi - powerloss and weak compression - The-Mechanic

Throwing parts at it willy nilly is not the way to go. Without a proper and full diagnosis at a garage or better still, an Indy Merc speciaist you are just guessing at what the problem could be. A £40 diag session at a good and trusted garage will be a lot cheaper than replacing unnecessary parts.

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Wed 3 Sep 2014 08:22

ml 270 cdi - powerloss and weak compression - gordonbennet

Agreed, MB indies are usually very good.

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Wed 3 Sep 2014 08:24

ml 270 cdi - powerloss and weak compression - Laison

Thanks for the advice,I thoght there might be a DIY issues to do.I'llvisit the diagnostic mechanic in no time for diagnosis.

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Wed 3 Sep 2014 12:51

ml 270 cdi - powerloss and weak compression - Peter.N.

..or even better a diesel specialist - they usually know what they are doing.