1993 Lexus LS400 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1993 Lexus LS400

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Higher mileage cars can develop creaking and groaning noises in the front suspension, particularly when coming to a quick stop. Inspection and replacement of any worn parts should correct this concern.

If your power steering pump is making noises or leaking, get it fixed ASAP or you will likely be replacing your alternator too. The alternator is located right below the P/S pump and if fluid drips into it it will short out the alternator, this has been occured many times.

Also, if you get a puff of white smoke in the morning it may be a bad speed sensitive steering solenoid, which screws into the power steering pump and has a vacuum line ...

Clunking noise coming from rear when stopping and starting. The bushings in my rear carrier arms (I think, it's been awhile since I replaced, crawl under car and find the arm that moves around significantly when pressure is applied) were COMPLETELY worn out, the rubber was missing and the metal housings were just flopping around.

Use aftermarket bushing ADUS 505 (about $35 each, search online) to rebuilt each arm. Repair isn't too bad if...

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Once it starts this it doesn't want to pull and continues to act like it wants to die. Sometimes it stops and once I let it rest and cool down it starts back up without cutting out. I have replaced the air filter, plugs and wires, new fuel pump and it continues to have the same problem. Not a...

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Owned this auto for 12 years. Have had 2 problems, most of all it is important to continue to keep maintenance up, which is what I do. About 3 years ago replaced alternator and battery. Having to replace the starter today on 10-8-12. Overall this is the best auto I have owned. This is a low replacement auto. Runs exceptionally well. When I do get another auto I want a Lexus.

Best car i have had its got 269,956 miles and she still going have had no problems i cant fix very good car and im going to have it for a long time rather have this one than a new one.

Best car I ever owned, and I still do. Minor problems only. I learned the hard way that the Lexus dealer repair process never "repairs" anything: their franchise agreement with Lexus requires them to replace any part not working properly - they can't even clean spark plugs, they must install new. Once I took that into account, I became a DIY repair, bought the shop manuals (for about $180) a...

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