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Misfire - Intermittent Fault

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Old 05-13-2008, 07:44 AM
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Default Misfire - Intermittent Fault

As the search engine is buggered at the moment thought I'd ask.

I've got a slight misfire just after starting when engine is warm. It clears after about 5 minutes and a good couple of revs. However there is NO misfire when starting from cold.

Any ideas or pointers?

Cheers
Old 05-13-2008, 07:53 AM
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Probably the lambda sensor - this isn't used for the first minute of cold startup, but is used once warmed up.

See link in my signature for help.
Old 05-13-2008, 07:57 AM
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Yeh thought it could be a lambda sensor issue. Main dealer (DeVries) couldn't pick anything up after 2 hours on the diagnostic machine... typical!
Old 05-13-2008, 08:04 AM
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Could also be a slightly blocked injector.
Old 05-13-2008, 08:36 AM
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Originally Posted by RobJ1,May 13 2008, 04:04 PM
Could also be a slightly blocked injector.


That's what my problem was, only occurred when warm after about 10 mins, 'twas indeed a blocked injector, the retards at the dealership couldn't find the problem
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