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Home >> Volvo >> 2016 >> XC90 T5 R-Design, AWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brakes - Hydraulic/Vacuum-Hydraulic - Removal, Replacement And Installation >> Brake Booster >> Brake Booster [2016-2019, B4204T28] >> Removal And Installation

Removal And Installation

REMOVAL 

NOTE:

Removal steps in this procedure may contain installation details. 

GLL1018492Courtesy of VOLVO CARS CORPORATION
NOTE:

Orientation view 

Battery, disconnection, refer to: BATTERY DISCONNECTING AND CONNECTING

Remove bushing push rod. refer to: BUSHING PUSH ROD 

Remove the wiper mechanism, windscreen, refer to: WIPER MECHANISM, WINDSHIELD

GLL1002479Courtesy of VOLVO CARS CORPORATION
  1. Loosen the screws.
  2. Remove the marked part.
  3. Torque:  M8, 24Nm
G00592314Courtesy of VOLVO CARS CORPORATION

Loosen the hose clamp

Remove the hose

G00592315Courtesy of VOLVO CARS CORPORATION

Remove the screws

Disconnect the connectors.

Torque:  M6, 10 Nm

G00592316Courtesy of VOLVO CARS CORPORATION

Remove the nuts screws.

G00592317Courtesy of VOLVO CARS CORPORATION

Remove the screws

Torque:  M6 10Nm

G00592318Courtesy of VOLVO CARS CORPORATION

Remove the screws.

Fold marked part aside.

G00592319Courtesy of VOLVO CARS CORPORATION

Remove the screws

Torque:  IGM, to the body frame, 13Nm

G00592320Courtesy of VOLVO CARS CORPORATION

Lift the marked component forward.

GLL1007932Courtesy of VOLVO CARS CORPORATION

Undo the hose from the connection.

G00592310Courtesy of VOLVO CARS CORPORATION

Disconnect the connectors

Loosen the clips.

GLL1033534Courtesy of VOLVO CARS CORPORATION
WARNING:

Make sure that new nuts are installed. 

Remove the nuts

Torque:  Master cylinder to brake booster, 50Nm

GLL1014198Courtesy of VOLVO CARS CORPORATION
CAUTION:

Make sure that the components are not forcibly bent. 

Fold marked part aside.

GLL1023628Courtesy of VOLVO CARS CORPORATION

Remove the screws

Remove the marked part

Hint: 

It may be necessary to twist or turn the component. 

Torque:  M8, 24Nm

TRANSFERRING COMPONENTS 

GLL1010045Courtesy of VOLVO CARS CORPORATION

INSTALLATION 

To install, reverse the removal procedure.

GLL1017633Courtesy of VOLVO CARS CORPORATION
NOTE:

Use new seals. 

NOTE:

Make sure that the seal is correctly located. 

Use:  Thread locker normal, 1161053

Perform Battery, connecting, refer to: BATTERY DISCONNECTING AND CONNECTING

Calibration according to: Diagnostics / Components / Control modules/ Central Electronic Module (CEM) / Diagnostic sequences / Calibration of brake pedal sensor and brake pedal angle sensor