13/07/2022 10:21:35

LV Maintainer (Connect and Disconnect)

Correction code 17010500 0.05 NOTE: Unless otherwise explicitly stated in the procedure, the above correction code and FRT 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. To provide feedback on FRT values, email LaborTimeFeedback@tesla.com. NOTE: See Personal Protection to make sure proper PPE is worn when performing the below procedure.

Warning IconA warning icon, calling your attention to a possibly risky situation
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. Provide corrections and feedback to ServiceDevelopment@teslamotors.com.

Connect

  1. Enable Service Mode. See Service Mode (Enable and Disable).
  2. Remove the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
  3. Set the LV maintainer into the underhood storage unit.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Do not plug in or power on the LV maintainer at this time.
  4. Remove the jump post cover from the jump post located behind the multi-system beam.
  5. Place a clean shop towel between the multi-system beam and the jump post.
  6. Route the red positive clamp of the LV maintainer between the brake fluid reservoir and the wiper module, and then attach the positive clamp to the jump post.
  7. Route the black negative clamp of the LV maintainer to the right of the brake fluid reservoir, and then attach the negative clamp to the multi-system beam.
  8. Make sure that the cables of the LV maintainer are not in the way, will not catch on components, or will be damaged.
  9. Connect the LV maintainer to an energized outlet, and then power on the LV maintainer.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    The LV maintainer and LV battery should never be simultaneously connected for an extended period.
  10. Lift up on the LV battery connector locking tab, slide the black connector shroud to release, and then pull up on the connector to disconnect from the LV battery.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Do not disconnect the First Responder Loop.
  11. If a separate procedure required the LV maintainer to be connected, return to that procedure.

Disconnect

  1. Press the LV battery electrical connector down onto the LV battery, slide the black connector shroud to engage, and then push down the connector locking tab to secure the connector to the LV battery.
    Informational PurposesAn informational icon, calling your attention
    Note
    If the locking tab does not seat, the connector or connector shroud is not fully engaged.
  2. Power off the LV maintainer, and then disconnect the LV maintainer from the outlet.
  3. Remove the black negative clamp of the LV maintainer from the multi-system beam.
  4. Remove the red positive clamp of the LV maintainer from the jump post.
  5. Remove the shop towel from between the multi-system beam and the jump post.
  6. Install the jump post cover onto the jump post.
  7. On the vehicle touchscreen, touch Service Mode > Diagnostics > Battery > LV Battery, and verify that for the LV Battery, the SOC is above 73%, and for the HV Battery, the BMS State is Support.
    Informational PurposesAn informational icon, calling your attention
    Note
    If the SOC is 73% or lower, in Garage, make sure Vitals > Vehicle > 12V Battery Current is positive.
  8. If a procedure required the LV maintainer to be disconnected, return to that procedure, otherwise continue to the next step.
  9. Remove the LV maintainer from the underhood storage unit.
  10. Install the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
  11. Disable Service Mode. See Service Mode (Enable and Disable).