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      06-25-2018, 06:40 AM   #6
ManiacGT
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Drives: Z4 sDrive 35i
Join Date: Jan 2011
Location: Manchester, UK

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Quote:
Originally Posted by CarAbuser View Post
Since you had injectors replaced I would also verify that BMW installed the decoupling rings along with the injectors. This can be done visually with the engine cover removed.

That's the most common error made when installing injectors and it seems to coincide with the times that the faults started.
That's been suggested and I've asked the dealer to check and they tell me all is ok (perhaps I should endeavour to check myself? What do I look for specifically?

Not fitting these will damage the head I'm told?
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