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

93 LS400 dies unless pressing gas after fuel pump change

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Old 06-24-21, 06:00 PM
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hirbo
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Default 93 LS400 dies unless pressing gas after fuel pump change

The car had been sitting for a while (2 years) because of a cracked egr pipe, replaced it and wouldn't start
then replaced the fuel pump (the strainer basket was in pieces)
Now when I jump it it cranks and starts then dies unless I give it gas, no check engine light at all.
Went to clean the IAC and realized while pulling it off that it isn't the kind you can clean (watched a vid on an older model 1uz and thought it was the same).
Any ideas on what to check before I pull it out and try to find a replacement in a junk yard.
Thanks for any suggestions
Old 06-24-21, 06:55 PM
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paulo57509
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Originally Posted by hirbo
The car had been sitting for a while (2 years) because of a cracked egr pipe, replaced it and wouldn't start
then replaced the fuel pump (the strainer basket was in pieces)
Now when I jump it it cranks and starts then dies unless I give it gas, no check engine light at all.
Went to clean the IAC and realized while pulling it off that it isn't the kind you can clean (watched a vid on an older model 1uz and thought it was the same).
Any ideas on what to check before I pull it out and try to find a replacement in a junk yard.
Thanks for any suggestions
Did you drain and clean the fuel tank to get rid of the old gasoline?
Old 06-25-21, 09:51 AM
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hirbo
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I vacuumed out as much of the old gasoline as I could and put in a gallon and a half of fresh gas.
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