1997 Lexu Ls400 Ecu And Alternator Diagram

Please try again later. Engine ecu rebuilder sign in to follow this. 1994 ls400 alternator not charging removed the alternator took it to a local shop that rebuilds starters alternators guy says its putting out 146 volts installed back into car not putting out voltage checked the voltages with multimeter still no good replaced the plug going to the alternator bc it was brittle falling apart still not getting a charge battery in good shape.

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Diagram Lexus Ls400 Wire Diagram Full Version Hd Quality

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Lexus Ls400 Ecu Wiring Diagram Wiring Diagrams

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1997 lexu ls400 ecu and alternator diagram. Okay so one tip i cheated around was you can unbolt the trans cooler lines underneath at oil pan reason im sharing though. How to repair the alternator pigtail on a toyota 1uzfe. Here i show how to remove and install an alternator in your 1995 through 2000 lexus ls400. Ls400 stereo install duration.

90 00 lexus ls400. This feature is not available right now. The diagrams cover a variety of circuits including ecu auto transmission ac starting and charging multiplex shift lock radiator fan and more. This article applies to the lexus is gs rx es 2004 2014.

Its also the ecus job to store your driving data to customize. Do some tests to find out if the alternator is dead totally i presume the whole alternator cannot be dead the trigger are due to few parts which are critical in its function most of them can be replaced example such as. The ecu stores diagnostic trouble codes when it senses a malfunction so a mechanic can fix it later. Hi all ive compiled a package of wiring diagrams and diagostic procedures for the 1uz fe vvti specifically 1998 2000 ls400.

95 00 lexus ls400 alternator replacement duration. I have an 80000 mile 93 ls400 and have read a lot on other forums about the ecu capacitors failing through old age humidity heat etc. Choice customs garage 18783 views. I thought my car ran pretty well but as i am intending to keep it i decided to have the capacitors replaced before they leak and possibly damage the ecu circuit board.

There is a vid on youtube for this job but they failed to mention. The engine control unit or ecu is basically the brains of your car.