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

help - leak and squeaks

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Old 05-07-13, 03:20 PM
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stivi
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Thumbs down help - leak and squeaks

Well im new here so hello everybody, i was wondering if i could get some help. My 94 lexus ls400 has a leak which i cnt locate, my belts sqeak like crazy, any suggestions how to solve this.
im like half sure its the power steering fluid that is leaking, i really hate driving my car because the sqeak is soooo loud

Last edited by RA40; 05-07-13 at 05:13 PM. Reason: descriptive title
Old 05-07-13, 03:37 PM
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rick1987
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Not sure what you want?

I don't think anyone can just say add "xyz" and that will stop your leak.

Take some covers off, degrease the motor and clean it. Drive it and see where it's leaking.

Once you find your leak, fix the leak.
Old 05-07-13, 03:58 PM
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usoff89
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Sqeaking belts do suck. But, you need to do some research on here and visually check under the hood. Clean everything and drive it like ^^^ stated above. These cars are known for powersteering leaks, and there is a ton of info on the subject. Most of the time it will be faster for you to search for answers rather than wait for someone on here to reply.

Is your belt making noise or is it the pump itself?
Old 05-07-13, 04:25 PM
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timmy0tool
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squeaky belts mean either there is poor tension or there is an obstruction. if you are loosing power steering fluid, you will dry out the power steering pump which will cause noises. how is the power steering fluid level? oil level?

power steering and oil fluid can sometimes be mistakes as each other. best way is to check all your levels and narrow it down. don't delay on a power steering leak, it can ruin the alternator sitting below it!
Old 05-07-13, 04:44 PM
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stivi
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Originally Posted by timmy0tool
squeaky belts mean either there is poor tension or there is an obstruction. if you are loosing power steering fluid, you will dry out the power steering pump which will cause noises. how is the power steering fluid level? oil level?

power steering and oil fluid can sometimes be mistakes as each other. best way is to check all your levels and narrow it down. don't delay on a power steering leak, it can ruin the alternator sitting below it!
Well i lifted my car and looked under, its soaked everywhere and all my fluids are good, except power steering, and i think its drying out cause it make a little noise now that i turn. My oil level is fine. I can see stains everywhere that i park, its does not seem like a small leak
Old 05-07-13, 04:49 PM
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Oconee1985
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Drive the car and get it good and hot and then put some cardboard or something under it and let it sit overnight and mark where all of the spots are wet and maybe you can start tracking it that way.
Old 05-07-13, 05:17 PM
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RA40
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Welcome to Club Lexus.

How many miles on car? With a leaking P&S pump that needs to be fixed ASAP. A dead alternator is downstream of the pump and that is $ to fix.

Along with the suggestions above, have a look through this FAQ for additional info. Though listed as 95+, the first gen and second share many similarities that are applicable.
https://www.clublexus.com/forums/ls4...questions.html
Old 05-07-13, 07:09 PM
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stivi
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My car has 240k miles, and i know, this sunday ima dedicate the day to fixing it
Old 05-07-13, 09:07 PM
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YoshiMan
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Make certain you put Dexron ATF in the P/S system, and NOT "power steering fluid" like most people do. The so called "P/S fluid" is for Ford/Chrysler/GM stuff, not for Toyotas!
Old 05-08-13, 08:14 AM
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cobalt91
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If the fluid level is not changing in the power steering tank, you may have an obstruction. I would look for a clogged filter screen,
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