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Guest
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3-Series Idle speed
hi i have swapped m42 from 95 into 92 model everything plugged up right. swapped intake manifold since its different. i have problem when i give it a gas shrinks the intake boot like sucks it in. rough idle as well. what could it be ? new spark plugs new fuel pump all coils fires.
__________________ This post was auto-generated based upon a question asked on our tech article page here: BMW E30 3-Series Idle Speed Troubleshooting (1983-1991) | Pelican Parts DIY Maintenance Article |
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08-09-2017, 05:44 AM
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Moderator
Join Date: Jul 2012
Location: New England
Posts: 3,189
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The duct may be weak from oil contamination or the intake air filter is plugged.
- Nick |
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08-09-2017, 05:44 AM
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