03-04-2015, 08:33 AM | #1 |
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engine malfunction in the morning and at cold engine
hello please help me out. i got warning "engine malfunction reduce power" at start up in the morning or either cold engine start within a day. i have to leave them run for 15 mins or drive for a while and shut them off and re-start the engine so they will be back to normal. i got error on intake solenoid and have replaced with reset the error but the error still come back in the morning again. Anything i must replace or check it. by the way, i replaced both solenoid as well but still have the same error. thank you for your help. N54 eigine.
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03-06-2015, 12:40 PM | #2 |
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I had the same symptoms on my previous 50i , it turned out to be bad injectors.
May not be the same issue but sounds similar.
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2022 X6MC - 2011 335D
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