LS - 3rd Gen (2001-2006) Discussion topics related to the flagship Lexus LS430

2005 LS 430 won’t crank

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Old 10-20-23, 09:20 PM
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Emani317
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Default 2005 LS 430 won’t crank

I was driving my 2005 LS430 and it stopped on me. It act like it ran out of gas. I put new oem pump, fuel pump relay and it still won’t crank. When I spray starting fluid in the throttlebody, it will crank up and cut off.
🤣🤣🤣Update to my problem: After about $300 later come to find out it was out of gas. After putting the fuel pump resistor on and it still didn’t crank. Something told me to put a gallon of gas in it and BOOM IT FIRED RIGHT UP. The gas hand was between 1/4 and E and the gas light never came on.

Last edited by Emani317; 10-27-23 at 02:12 PM.
Old 10-21-23, 08:36 AM
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TominPT
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Check your battery connections. A loose connection at the negative terminal can lead to a "turn key - no crank" condition.
Old 10-21-23, 10:56 AM
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smokey6010
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Check fuses 3,4,5,6 in the underhood fuse box. These pertain to the fuel injectors.
Old 10-26-23, 05:50 AM
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You might have a failing alternator, -> low battery, or bad battery. Put the battery on a charger for an hour and see if it fires right up.
Old 10-27-23, 05:16 AM
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Yamae
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Originally Posted by Emani317
I was driving my 2005 LS430 and it stopped on me. It act like it ran out of gas. I put new oem pump, fuel pump relay and it still won’t crank. When I spray starting fluid in the throttlebody, it will crank up and cut off.
I worry that your car has some other problems such as the non working wiper, cluster meter and turn signal. If so, I have an exact answer.
Old 10-27-23, 05:36 AM
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Emani317
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I put a brand new battery in and it still not cranking.
Old 10-27-23, 05:39 AM
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Emani317
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A couple of weeks ago the rpm needle was fluctuating while I was driving but went back to working normal.
Old 10-27-23, 05:41 AM
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Emani317
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Fuses are good
Old 10-27-23, 04:14 PM
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Glad you got your situation resolved. Not sure why your gas gauge is out but I guess you know now to fill up after 300 miles or at 1/2 tank or whatever so it doesn't happen again.
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