question for ? maybe marco

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Manufactured from 2004 to 2011

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darrendriver
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question for ? maybe marco

Post by darrendriver » Wed Sep 20, 2017 12:32 pm

why do bmw say change all four injectors ?
when only 1 seems to be gone ?
can you have both grey and black injectors in the car ?
what ones are the new ones ? thanks
2007 57 plate 120i msport

darrendriver
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Re: question for ? maybe marco

Post by darrendriver » Thu Sep 21, 2017 9:36 am

anyone
2007 57 plate 120i msport

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marco_polo
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Re: question for ? maybe marco

Post by marco_polo » Thu Sep 21, 2017 10:00 am

The existing injectors will all be of the same age/wear, I guess that's BMW's train of thought.

I don't see any harm in just changing a dodgy one for a new identical injector though. I'd try not to mix designs/generations.
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