Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Replacement

REPLACEMENT

CAUTION / NOTICE / HINT

NOTICE:

  • Move the shift lever to P and apply the parking brake before replacing the brake fluid.
  • Add brake fluid to keep the level between the MIN and MAX lines of the reservoir while replacing the brake fluid.
  • If brake fluid leaks onto any painted surface, immediately wash it off.

PROCEDURE

1. REMOVE BRAKE MASTER CYLINDER RESERVOIR FILLER CAP ASSEMBLY

(a) Remove the brake master cylinder reservoir filler cap assembly.

2. FILL RESERVOIR WITH BRAKE FLUID

(a) Fill the reservoir with brake fluid.

Brake Fluid:

SAE J1703 or FMVSS No. 116 DOT3

NOTICE:

  • Make sure that there is sufficient brake fluid in the reservoir.
  • Do not remove the filter from the brake master cylinder reservoir and be sure to fill the brake master cylinder reservoir with new brake fluid to avoid any potential contamination of the brake system. Contamination, for example by dirt particles or mineral oil, could lead to functional brake problems.

3. REPLACE BRAKE FLUID

NOTICE:

Add brake fluid to keep the level between the MIN and MAX lines of the reservoir while bleeding the brake lines.

(a) Remove the bleeder plug cap.

(b) Connect the vinyl tube to the bleeder plugs.

(c) Depress the brake pedal several times, and then loosen the bleeder plug with the pedal depressed.*1

NOTICE:

Add fluid as necessary so that the fluid in the reservoir does not decrease below the MIN level.

(d) When fluid stops coming out, tighten the bleeder plug, and then release the brake pedal.*2

(e) Repeat *1 and *2 until all the air in the brake fluid is completely bled out.

(f) Tighten the bleeder plug completely.

Torque:

8.3 N·m {85 kgf·cm, 73 in·lbf}

(g) Install the bleeder plug cap.

(h) Repeat the above procedure for each wheel to bleed the brake line.

4. INSPECT FOR BRAKE FLUID LEAK

5. INSPECT BRAKE FLUID LEVEL IN RESERVOIR

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6. INSTALL BRAKE MASTER CYLINDER RESERVOIR FILLER CAP ASSEMBLY

(a) Install the brake master cylinder reservoir filler cap assembly.

    On-vehicle Inspection
    ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT BRAKE FLUID LEVEL IN RESERVOIR (a) Check the fluid level. If the brake fluid level is lower than the MIN line, inspect for brake fluid leaks and brake pad ...

    Bleeding
    BLEEDING CAUTION / NOTICE / HINT NOTICE: Move the shift lever to P and apply the parking brake before bleeding the brakes. Add brake fluid to keep the level between the MIN and MAX lines of the r ...

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    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

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