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09-16-2009, 09:02 PM
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#1 | |
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AF Newbie
Join Date: Sep 2009
Location: st.john's
Posts: 2
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2002 ford focus rough idle when at operating temp.
car has 85000 km and is equiped with spi engine.engine works fine under load and idles fine when cold.any ideas?thanks.....AndyS
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09-17-2009, 10:16 AM
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#2 | |
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AF Newbie
 Join Date: Sep 2009
Location: Scottsdale, Arizona
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Re: 2002 ford focus rough idle when at operating temp.
Did you check the pcv line?
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09-17-2009, 03:14 PM
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#3 | |
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Escort guy
 Join Date: Dec 2004
Location: Garfield, Arkansas
Posts: 2,486
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Re: 2002 ford focus rough idle when at operating temp.
Vacuum leak in the intake system or the vacuum hose going to the elbow in the top of the engine. The elbow is known to splilt or get a hole in it. Check for characteristic whistling of a vacuum leak.
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