Tesla Model S: Vacuum Brake Booster Assembly (Remove and Replace)
Caution: This procedure
describes how to remove and replace the vacuum brake booster
only. If the vehicle is equipped with an electromechanical brake
booster assembly, refer to procedure 33031402
(refer to procedure).
Removal
-
Remove the master cylinder and reservoir
assembly
(refer to procedure).
-
Release the clip that secures the brake booster
hose.
Caution: Plug pipe
connections to prevent ingress of moisture or dirt.
-
Remove the brake light switch
(refer to procedure).
Caution: The brake
light switch is a one time use component. Ensure that a new
switch is used during reinstallation.
-
Remove the spring clip from the clevis pin.
-
Depress the brake pedal for clearance and
remove the clevis pin.
-
Remove and discard the nuts (x4) that secure
the pedal to the brake booster assembly (torque 23 Nm).
-
Remove the brake booster assembly from the
vehicle by maneuvering it through the top of the frunk.
Installation
Installation procedure is the reverse of removal,
except for the following:
Note: Clean the
affected areas before installation.
Caution: Replace all
nylon-insert locknuts.
-
Replace the brake light switch.
-
Check brake operation before driving vehicle.
READ NEXT:
Warning: If the vehicle
has air suspension, activate "Jack" mode on the touchscreen before
raising and supporting the vehicle.
Removal
Remove the underhood storage unit
Warning: If the vehicle
has air suspension, activate "Jack" mode on the touchscreen before
raising and supporting the vehicle.
Removal
Remove the front skid plate
(ref
Removal
Remove the master cylinder and reservoir
assembly
(refer to procedure).
Release the reservoir to master cylinder fixing
lugs (x4).
Release the reservoir
SEE MORE:
Warning: If the 12V
power supply is disconnected, do not attempt to open any doors
with door glass in closed position. Failure to follow this
instruction could result in door glass shatter.
Note: Before
disconnecting the 12V power supply, ensure that the driver's
door w
Warning: Only technicians who have been trained in High
Voltage Awareness are permitted to perform this procedure. Proper
personal protective equipment (PPE) and insulating HV gloves with a
minimum rating of class 00 (500V) must be worn any time a high
voltage cable is handled. Refer