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  1. 2005 E60 535d Inlet Decoke Cleaning

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hi, I've recently bought another 535d and after owning a few I know the problems these engines can suffer from, this particular one I've bought has high mileage. On my other 535d which had done 120k I cleaned the inlet manilfold and egr valve with caustic soda, there was so much build up of oil...
  2. E61 525d EGR valve/inlet manifold gunked beyond belief - decoke in situ?

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hi folks, My first post as new owner of '55 plate with 123k miles. Thanks to all the threads I have read on here, I have dived straight in and embarked on changing thermostats (running temp 65-69deg). At the same time, I suspected the EGR valve would need a clean, since the power seemed a...
  3. 2007 E83 x3 2.0d - decoke turbo problems

    BMW X Series - Tech Talk For All Gen Of X Series
    Last year my X3 had a new cylinder head gasket fitted, few months later the turbo went. The car ironically was just 3 weeks out of warranty when this happened. BMW paid half the cost of the new Turbo but not the labour, result £1k out of pocket. Yesterday the car lost power again..... Douglas...
  4. 2007 E83 X3 2.0d - 3.5 yrs old Decoke needed £3200 HELP

    BMW X Series - Tech Talk For All Gen Of X Series
    Engine Management light came on, garage just checked, said carbon build up, will cost at least £3,142.19 (love the 19p!) 6 months out of warranty. Have done 56,000 miles half motorways. BMW garage has always serviced car on time. Only got diesel from Texaco (get air miles) except occassional...
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