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Bleed rear brakes only possible with computer which gives command to abs pump?

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Old 06-30-21, 10:50 AM
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NLLex
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Question Bleed rear brakes only possible with computer which gives command to abs pump?

Hello Lexus friends,

A friend of mine warned me not to bleed the rear brakes with some simple device. He thinks it needs to be bleeded with a computerprogram which commands the ABS pump to pump the brake fluid.

He says that there is a risk of braking the abs pump when just bleed it without the correct ECU command.

An anyone conform or reject this please?
Old 06-30-21, 10:57 AM
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biacs
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I flushed and bled brakes on both of my LS430s.

I used the gatorage bottle method. Very easy to do alone, Great pedal pressure as well - so no issues.

Curious what others have to say as well!
Old 06-30-21, 11:00 AM
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Romanova
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You only need to do the ABS module via TechStream if you run the reservoir dry. Other than that, conventional bleeding is fine, either pedal pumping, using a vacuum tool, whatever...
Old 06-30-21, 01:06 PM
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Striker223
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Just don't run it dry and you can use any tactic you want, if you do run it dry then yes you will need to command the ABS to bleed
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