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Old 01-11-2018, 09:30 AM
HMB's Avatar
HMB HMB is offline
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Join Date: Dec 2013
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81 380SL Cold start system

My car just started to idle fast after it warms up. I am told it could be a cold solder joint. where is this componant???

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81 380SL 167k
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Old 01-14-2018, 11:38 PM
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Rogue T Tolerant
Join Date: Jul 2009
Location: North America
Posts: 1,582
Thread title and subject body are a bit different

Anything can trigger this. It could be a bad solder joint in the idle control module. It could also be a faulty idle air control valve. The oil temperature sensor can also be a culprit.

How high of an idle are we talking?
Originally Posted by Yak View Post
Going back to the original post: "Can you get the vac to blow instead?" No. Vacuums are low pressure so they by nature "suck" and nature abhors them.
1984 380SL
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