Lexus LS400 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your Lexus LS400
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Lexus LS400 ProblemsAutomatic Transmission Shutter Code P0770
Owners have reported experiencing rough deceleration, inability to engage overdrive, and a check engine light with diagnostic trouble code P0770. Problems with the torque converter or deferred transmission maintenance can trigger this. Professional transmission diagnosis is recommended to address this issue to prevent unnecessary part replacement and expenditure.
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 ...
Lexus LS400 QuestionsTransmission seems like it's slipping after stopping, works fine after restart. (1 answer)
After stopping at a red light or stop sign the car seems like the transmission is slipping. If you turn the car off and back on again it works fine until you stop again. It doesn't happen every time.
I keep recharging my battery because it keeps running down after 2 days of full charge. All switches are off but this still happens
just aquired vihicle was told "don't start, won't run don't know why"