2023-08-16

Brake Pad Kit - Rear - Mando (Remove and Replace)

Correction Code 33010812

  • 2023-03-28: Removed faulty image.
  • 2023-08-16: Updated EPB Service Mode routine.
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Warning
If the vehicle has air suspension, activate "Jack" mode on the touchscreen before raising and supporting the vehicle.
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Note
Model S base vehicles built after 16 Nov 2016, have Mando rear integrated parking brake calipers. These use 1 caliper instead of the 2, as is standard on older vehicles.
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Note
For replacing brake calipers on Model S base vehicles built before 16 Nov 2016, or any Model S performance vehicle, replace the Brembo calipers (refer to procedure).

Special tools recommended for this procedure:

Part Number Description
1082171-00-A S-hook
1115240-00-A Brush, Disc Brake Caliper
1109954-00-A Caliper Spreader Kit
1085936-00-A E18 Torx Socket
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Note
For detailed brake specifications, see Brakes.

Removal

  1. Connect a laptop to the diagnostic port of the vehicle, and then use Toolbox 3 to locally connect to the vehicle. See Toolbox 3 (Connect and Disconnect).
  2. Unlock the vehicle gateway for diagnostic communication. See Gateway Unlock.
  3. Remove the rear underhood apron (refer to procedure).
  4. Remove the brake fluid reservoir cap and place an absorbent material around the opening of the reservoir.
    Informational PurposesAn informational icon, calling your attention
    Note
    Place suitable absorbent material around the affected area to absorb any possible fluid spillage.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    If brake fluid is spilled on a painted surface, wash off immediately with clean water.
  5. Remove the rear wheel. See Wheel Assembly (Remove and Install).
  6. Using Toolbox 3:
    1. Select the Actions tab and search for "EPB Service Mode".
    2. For Intel based MCUs, select the ODIN routine PROC_EPB_X_SERVICE-MODEvia Toolbox: (link)via Service Mode:
      • Chassis ➜ Brakes ➜ EPB Service Mode
      • Chassis ➜ Brakes ➜ EPB Service Mode
      via Service Mode Plus: Drive Unit ➜ Rear Drive Unit Replacement ➜ Release / Re-Engage Emergency Parking Brake      , and then click the link of the routine.
    3. For Tegra based MCUs, select the ODIN routine PROC_EPB_X_SERVICE-MODE-STARTvia Toolbox: (link), and then click the link of the routine.
    4. Click RUN, and allow the routine to complete.
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      Note
      Press and hold the brake pedal while performing this routine.
      Warning IconA warning icon, calling your attention to a possibly risky situation
      CAUTION
      The vehicle may roll freely.
  7. Disconnect the harness from the caliper motor.
  8. Remove the bolts (x2) that attach the caliper to the mounting bracket (torque 26 Nm).
  9. Remove the calipers, and use S-hooks to support them.
  10. Remove the bolt (x1) that attaches the name plate to the caliper (torque 9 Nm).
  11. Remove the brake pads and shims from the bracket.
  12. Remove the brake fluid reservoir cap.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Clean the surrounding area prior to removing the component.
    Informational PurposesAn informational icon, calling your attention
    Note
    Place suitable absorbent material around the affected area to absorb any possible fluid spillage.
  13. Use the caliper spreader kit or similar tool to gently push the pistons back into the caliper.

Installation

Installation procedure is the reverse of removal, except for the following:
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Note
Clean the affected areas before installation.
  • Use needle-nose pliers to ensure that the slots in the rear brake caliper piston face are at the 12 o'clock and 6 o'clock positions.
  • Thoroughly clean the caliper pad slides and abutments with the disc brake caliper brush (tool part number 1115240-00-A) and soapy water.
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    CAUTION
    If there is rust or pitting on the caliper that cannot be removed with a hand brush, replace the caliper (refer to procedure).
  • Apply an even layer of Silaramic lubricant (1063021-00-A) to the caliper pad slides. Remove any excess lubricant.
  • Pump the brake pedal at least 5 times to seat the pads against the brake rotors.
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    Warning
    Always check that the brake pads are seated correctly before driving the vehicle.
  • Top off the brake fluid level as required.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    If brake fluid is spilled on a painted surface, wash off immediately with clean water.
  • Burnish the brake pads. See Brake Pads - Burnishing.