2026-03-04

Harness - Ancillary (Long Range) (Remove and Replace)

Correction code 16300106802 1.80 NOTE: Unless otherwise explicitly stated in the procedure, the correction code and FRT listed above reflect all of the work required to perform this procedure, including the linked procedures. Do not stack correction codes unless explicitly told to do so. NOTE: See Flat Rate Times to learn more about FRTs and how they are created. NOTE: See Personal Protection to make sure you are wearing proper PPE when performing the procedure below. NOTE: See Ergonomic Precautions for safe and healthy working practices.

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Warning
This procedure is a DRAFT. Although it has been validated, Warnings and Cautions might be missing. Follow safety requirements and use extreme caution when working on or near High Voltage systems and components.
Warning IconA warning icon, calling your attention to a possibly risky situation
Warning
Cybertruck electronics are powered by a 48V "mid voltage" or "MV" architecture that is designed to improve efficiency. Servicing MV components requires extra knowledge and care in order to avoid personal and/or vehicular harm. Read and understand MV precautions in Electrical Precautions and make sure any required MV-related training courses have been completed, as applicable.
  • 2026-01-13: Added images to demonstrate correct orientation of BMB connector.
  • 2025-06-21: Released new procedure.

Remove

  1. Raise and support the vehicle. See Raise Vehicle - 2 Post Lift.
  2. Remove the ancillary cover. See Ancillary Cover (Long Range) (Remove and Install)
  3. Inspect HV insulating gloves
    Informational PurposesAn informational icon, calling your attention
    Note
    Check gloves for damage prior to use, Refer to service document TN-15-92-003
  4. Put on HV insulating gloves and leather over gloves
  5. Disconnect PCS MV connector
    Informational PurposesAn informational icon, calling your attention
    Note
    1x connector, 1x zip tie, Slide red lock off of lever, Rotate lever to release connector, Remove zip tie as needed
  6. Release PCS MV harness
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolt, EP10, 6 Nm, 2x clips, Move aside as needed
  7. Release MV header
    Informational PurposesAn informational icon, calling your attention
    Note
    4x datums, 1x edge clip, 1x fir tree clip
  8. Release HVC connectors
    Informational PurposesAn informational icon, calling your attention
    Note
    2x clips, 3x connectors, Release connector locks, Depress levers and pull at connector, Do not pull from harnessIf RTV is present at 2 connectors, using a ceramic knife cut through and remove RTV until connector can be disconnected
  9. Release BMB passthrough connectors
    Informational PurposesAn informational icon, calling your attention
    Note
    2x connectors, Release connector locks, Depress levers and pull at connector, Do not pull from harness
  10. Release ACJB LV connector & ACJB to device cluster HV connector
    Informational PurposesAn informational icon, calling your attention
    Note
    2x clips, 2x connectors, Release connector locks, Depress levers and pull at connectors, Do not pull at harness
  11. Remove MV ancillary harness

Install

  1. Poistion MV ancillary harness for install
  2. Secure ACJB LV and HV connectors
    Informational PurposesAn informational icon, calling your attention
    Note
    2x clips, 2x connectors, Secure connector locks
  3. Secure BMB passthrough connectors
    Informational PurposesAn informational icon, calling your attention
    Note
    2x connectors, Secure connector locks, Connectors are poke yoked do not force engagement, Ensure locking tabs are facing front of vehicle when connecting
    Figure 1. Correct orientation
    Figure 2. Incorrect orientation
  4. Secure HVC connectors
    Informational PurposesAn informational icon, calling your attention
    Note
    2x clips, 3x connectors, Release connector locks, Depress levers and pull at connector, Do not pull from harness, Apply sealant to connectors at device cluster if it was present during disassembly
  5. Secure MV header
    Informational PurposesAn informational icon, calling your attention
    Note
    4x datums, 1x edge clip, 1x fir tree clip
  6. Secure PCS MV harness
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolt, EP10, 6 Nm, 2x clips
  7. Connect PCS MV connector
    Informational PurposesAn informational icon, calling your attention
    Note
    1x connector, 1x zip tie, Install zip tie onto ECPA latch, PCS header not datumed, Ensure correct orientation and polarity of connection, Harness color red for LV+ and black for LV-, Swing down locking lever, Slide lock fully to engage on top of lever
  8. Install the ancillary cover. See Ancillary Cover (Long Range) (Remove and Install)