2008 Lexus LS 600hLFACTORY OEM SERVICE PROCEDURE

Brake Control Power Supply: Installation

NOTE: While the battery is connected, even if the power switch is OFF, the brake control system activates when the brake pedal is depressed or the door courtesy switch turns on. Therefore during servicing of the brake system components, do not operate the brake pedal or open/ close the doors while the battery is connected.
  1. INSTALL NO. 1 BRAKE CONTROL POWER SUPPLY BRACKETΒ 
    1. Install the 2 brackets with the 4 bolts.

      Torque: 8.5 N*m (87 kgf*cm, 75 in.*lbf)Β 

      NOTE: Do not drop the brake control power supply. If the brake control power supply has been dropped replace the brake control power supply with a new one.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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