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:
Reduced front radar visibility
Traffic-Aware Cruise Control and Autosteer are unavailable because the radar
located in the front bumper area of
your vehicle has no or low visibility. Continue to your destination. Your
vehicle is OK to drive.
Traffic-Aware Cruise Control and Autosteer will remain
NOTE: If Model S has no low voltage power, you need an
external low voltage power supply to open the hood or
use the touchscreen. See If Vehicle Has No Power.
CAUTION: To avoid damage, only pull the vehicle
onto a flatbed truck using a properly-installed tow
eye. Using the chassis, frame, or