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high idle when lights are on...?

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Old 09-27-09 | 08:10 PM
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1994efini
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From: lakenheath
high idle when lights are on...?
hey..is a third gen rx7 supposed to idle high when the front lights are on? anyone know..
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Old 09-28-09 | 10:18 PM
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funkjaw
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To compensate for the extra current draw from the headlights the idle is raised to increase the alternator output.
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Old 09-28-09 | 11:43 PM
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how high are we talking? what rpm? try and be specific when posting things like this so people can understand whats happening and give you correct info.
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Old 09-29-09 | 03:04 AM
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yes, it is somewhat normal, but depending on how high, there may still be a (potential) problem. it can't hurt to check your grounds.
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