2007 Lexus ES 350FACTORY OEM SERVICE PROCEDURE

Inspection Procedure

NOTE: When replacing the brake actuator assembly, perform zero point CALIBRATION  .
  1. CHECK ABS CONTROL SYSTEM 
    1. Clear the DTC (See DTC CHECK / CLEAR  ).
    2. Turn the engine switch on (IG).
    3. Check if the same DTC is recorded (See DTC CHECK / CLEAR  ).

      Result 

      RESULT CHART

      Condition Proceed to
      DTC (ABS control system DTC) is not output A
      DTC (ABS control system DTC) is output B

    B: REPAIR CIRCUIT INDICATED BY OUTPUT DTC (See  DIAGNOSTIC TROUBLE CODE CHART   ) 

    A: Go to Next Step 

  2. RECONFIRM DTC 
    1. Turn the engine switch off.
    2. Clear the DTC (See DTC CHECK / CLEAR  ).
    3. Turn the engine switch on (IG).
    4. Check if the same DTC is recorded (See DTC CHECK / CLEAR  ).

      Result 

      RESULT CHART

      Condition Proceed to
      DTC (43) is not output A
      DTC (43) is output B

    B: REPLACE BRAKE ACTUATOR ASSEMBLY 

    A: CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION) 

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:

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