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Lexus LS400 power steering
Posted to Technical Discussion Forum on 7/24/2002 2 Replies

Hi, We have a 94 LS400 that has no power steering assist when cold. After about 5-10 minutes of warm-up, it starts working fine.

The vehicle speed sensor sends a signal to a power steering ECU that controls current to a solenoid on the rack which controls fl... Login to read more.

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