Brake Booster Replacement

WARNING: This page is about a different car, the 2011 Acura TL, 2010 Acura TL, and 2009 Acura TL. However, it is still accessible from the selected car via links, so may be relevant.

Do the battery terminal disconnection procedure (see BATTERY TERMINAL DISCONNECTION AND RECONNECTION )
Remove the master cylinder (see MASTER CYLINDER REPLACEMENT )
Remove the cowl cover (see FRONT BULKHEAD BRACE COVER REPLACEMENT )
Remove the upper cover (A), then remove the two positive (+) terminals (B)

Fig 1: Under-Hood Fuse And Relay Box With Torque Specifications
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Move the under-hood fuse/relay box (C) aside
Disconnect the brake booster vacuum hose (A) from the brake booster

Fig 2: Identifying Brake Booster Vacuum Hose
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the under-hood fuse/relay box bracket (A), then remove the engine wire harness clamps (B)

Fig 3: Under-Hood Fuse, Relay Box Bracket And Engine Wire Harness Clamps With Torque Specifications
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the brake lines (A) from the hose clamp (B)

Fig 4: Identifying Brake Lines And Hose Clamp
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the driver's dashboard undercover (see DRIVER'S DASHBOARD UNDERCOVER REMOVAL/INSTALLATION )
Remove the lock pin (A) and the clevis pin (B), then disconnect the yoke from the brake pedal

Fig 5: Lock Pin, Clevis Pin And Brake Pedal With Torque Specifications
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the brake booster mounting nuts (C)
Remove the brake booster (A) from the engine compartment
NOTE:
- Be careful not to damage the brake booster mounting surfaces and the threads on the booster stud
- Be careful not to bend or damage the brake lines
NOTE: Use a new brake booster gasket (B) during reassembly

Fig 6: Identifying Brake Booster Of Engine Compartment
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Install the brake booster in the reverse order of removal, and note these items
- Install the master cylinder after installing the brake booster (see MASTER CYLINDER REPLACEMENT )
- Check the brake pedal height and free play after installing the master cylinder, and adjust it if necessary (see BRAKE PEDAL AND BRAKE PEDAL POSITION SWITCH ADJUSTMENT )
- Bleed the brake system (see BRAKE SYSTEM BLEEDING )
Do the battery terminal reconnection procedure (see BATTERY TERMINAL DISCONNECTION AND RECONNECTION )