Brake Booster Replacement

WARNING: This page is about a different car, the 2006 Acura MDX, 2005 Acura MDX, 2004 Acura MDX, and 2003 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.

Remove the master cylinder (see MASTER CYLINDER REPLACEMENT ).
Disconnect the vacuum hose (A) from the brake booster (B).

Fig 1: Disconnecting Vacuum Hose
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the lock pin (A) and joint pin (B).

Fig 2: Removing Lock Pin And Joint Pin
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the brake booster mounting nuts (C).
Pull the brake booster (A) forward, and remove it from the engine compartment.
NOTE:
- Be careful not to damage the booster surfaces and threads of the booster stud bolts.
- Be careful not to bend or damage the brake lines.
  
  Fig 3: Removing Brake Booster From Engine Components
  Courtesy of AMERICAN HONDA MOTOR CO., INC.
Install the brake booster in the reverse order of removal, and note these items:
- Use a new lock pin whenever installing.
- After installing the brake booster and master cylinder, fill the reservoir with new brake fluid, bleed the brake system (see BRAKE SYSTEM BLEEDING ), and check the brake pedal height and free play (see BRAKE PEDAL AND BRAKE PEDAL POSITION SWITCH ADJUSTMENT ).