LS - 1st and 2nd Gen (1990-2000) Discussion topics related to the 1990 - 2000 Lexus LS400

someone please help

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Old 11-04-08, 08:30 PM
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melissac
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my alternator died so i bought a new one and just put it in. car started right up but it has a funny smell and it is running really rough. Is this something to do with the alternator or do I have other problems?
Old 11-04-08, 08:38 PM
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trukn1
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Realizing that you may not be too technical, please try to describe what the smell closely resembles. I think you may have another problem as the alternator's primary function is to keep the charge maintained on the battery and has nothing to do with the idle. Please provide as much detail as possible so we can try to help with you problem.
Old 11-04-08, 08:43 PM
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melissac
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well the reason i thought it was related to the alternator is because the car ran great before i put the new alternator in. It smells like really strong wires burning.
Old 11-04-08, 08:51 PM
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trukn1
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double check all of the electrical connections to make sure they are secure and tight,, and hooked up correctly. Also make sure that the serpentine belt was installed correctly and not fraying/tearing. Routing diagram for the belt should be on the underside of the hood. Sounds like something was not hooked up correctly.
Old 11-04-08, 09:02 PM
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melissac
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let the car run for a couple of minutes and smell stopped and shaking stopped. Ya think maybe it had something to do with the car sitting for a long period?
Old 11-04-08, 09:15 PM
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trukn1
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That may have had a little something to do with it. How long did the car sit?
Old 11-04-08, 09:24 PM
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melissac
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couple of weeks
Old 11-04-08, 09:30 PM
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could very well be the case. My car sits for a week, sometimes 2 weeks at a time with none of the symptoms you describe. Car could have been trying to re-align all of the fluids(get em circulating) and wake up from it's sleep period. Just keep an eye on it. Don't think it is anything serious though if the problem went away. See if it does the same thing in the am.
Old 11-05-08, 06:54 AM
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atoyot
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perhaps it was low voltage at your battery and your new alternator was pumping juice to it to recharge at the alt. full capacity? Just a guess. Still sounds a little fishy. Are you sure you have the positive terminal hooked correctly at the alternator?
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