Hydraulic System Bleeding

2004 Acura 3.5RLSECTION Hydraulic System Bleeding
CAUTION: DO NOT spill brake fluid on painted surfaces. To avoid paint damage, immediately clean any spilled brake fluid with a clean cloth and clear water.

Fill master cylinder with clean brake fluid. Fluid should meet DOT 3 specifications. Bleed brake calipers in following sequence: LF, RF, RR, LR. Have someone slowly pump brake pedal several times, then apply steady pressure. Loosen bleed screw to allow air to escape system. Tighten bleed screw to specification. Refill the reservoir on the master cylinder to the MAX (upper) level line. Recheck fluid level.

NOTE: See Fig 1 for precharge brake line bleeding.
RENDER: 1.0x

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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.