Tesla Model S: Park Brake Caliper - Release - Harness Tool - Through Calipers
Special Tools Required:
-
1030924-00-A EPB RELEASE TOOL, HARNESS
-
1030925-00-A ASY, RELEASE TOOL, EPB CONTROLLER REWORK
Perform this procedure on both sides of the vehicle, if
necessary.
-
Chock the front wheels.
-
Use a floorjack to lift the rear corner of the vehicle.
-
Disconnect the electric parking brake caliper harness.
Note: If necessary,
remove the rear wheel.
Note: After
connecting the electric parking brake caliper harness, wrap
the connector seam with electrical tape to prevent dirt
ingress.
-
Connect the black connector on the harness tool to the
electric parking brake caliper.
-
Connect the gray female connector on the harness tool
to the outboard port of the reworked electric parking brake controller.
Note:
Neither the gray male connector on the harness tool nor the
center port on the reworked electric parking brake
controller are used in this procedure.
Caution: Ensure that the external
12V power supply is turned off before continuing this procedure. The clamps
on the harness tool are not insulated.
-
Connect the positive and negative clamps on the harness
tool to the corresponding terminals on the external 12V power supply. Ensure
that the positive and negative clamps do not touch each other.
-
Turn on the 12V power supply.
Caution: After the next step, the
vehicle will be free-rolling. Ensure that the wheel chocks are secure.
-
Hold down the button on the harness tool that is
labeled "RELEASE" until the sound of the caliper motor is no longer audible.
This usually takes approximately 4 seconds.
Note: If the
calipers do not release, turn off the 12V power supply, then
turn it back on. Repeat step 7.
-
Turn off the 12V power supply.
-
Remove the positive and negative clamps from the 12V
power supply.
-
Disconnect the harness tool from the caliper motor.
Caution: Do not
reconnect the vehicle's harness to the electric parking
brake caliber until the vehicle has arrived at its
destination. Reconnecting the harness might cause the
electric parking brake to re-engage.
-
Reinstall the rear wheel.
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Special Tools Required:
1030924-00-A EPB RELEASE TOOL, HARNESS
1030925-00-A ASY, RELEASE TOOL, EPB CONTROLLER REWORK
Chock the front wheels.
Remove the RH rea
Note: If the event of a
stuck caliper or motor failure, refer to one of these procedures to
release the caliper:
Rear Park Brake Caliper - Caliper Seized/Motor Failure - Release
Note: In the event of a
stuck caliper or motor failure, refer to one of these procedures to
release the caliper:
Rear Park Brake Caliper - Caliper Seized/Motor Failure - Release
SEE MORE:
Removal
Position vehicle with clear access to door assembly.
Open vehicle door.
Remove LH instrument panel side cover (refer to procedure)
Release location pins (x2).
Caution: Take care not to damage component(s).
Installation
Clean the contact surfaces of the new upper and lower bus bars
with alcohol wipes.
Position the new inner fuse. Install the screw at the L2
terminal (torque 3 Nm).
Install the inner wire's ring lug on the inner contactor stud.
Caution: Position both