Harness - Ancillary (Standard) (Remove and Replace)
Code de correction
16300108102
3.24
REMARQUE : À moins d’indications explicites contraires dans la procédure, le code de correction et le temps forfaitaire indiqués ci-dessus représentent tout le travail à être fait pour cette procédure, notamment les procédures connexes. N’appliquez pas plusieurs codes de correction à la fois, à moins qu’il vous soit explicitement indiqué de le faire.
REMARQUE : Consultez Temps forfaitaires pour en apprendre plus à propos des temps forfaitaires et de leur création.
NOTE : Consultez Protection individuelle pour vous assurer de porter l’équipement de protection individuelle adéquat lorsque vous effectuez la procédure ci-dessous.
REMARQUE : Voir Précautions ergonomiques pour consulter les pratiques de travail sécuritaires et saines.
- 2026-05-18: Released new procedure.
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Raise and support vehicle
RemarqueIf vehicle has air suspension set to Jack Mode", Align lift adapter pins with lift point holes on body, Ensure vehicle is not charging, Remove charging cable if it's plugged in
- Remove the tonneau slats. See Slat System - Tonneau (Remove and Install).
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Remove fastener covers from bed floor assembly
Remarque14x covers
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Remove bed floor assembly
Remarque10x short bolts, 15mm, 56 Nm, 2x long bolts, 15mm, 46Nm, Lift front edge with trim tool then remove panel, Recommend assistance
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Remove fasteners securing RH tonneau NVH barrier
Remarque6x bolts, T25, 5 Nm, Vehicles built before April 2024 will have 1-piece NVH cover, 5x bolts, 8mm, 5 Nm, Vehicles built after April 2024 will have updated 1-piece NVH cover, 9x bolts, 4mm Allen, 5 Nm, Vehicles built after October 2024 will have 2-piece NVH cover*part number for bolts needed
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Remove RH tonneau NVH barrier
RemarqueVehicles built before April 2024 will have 1-piece NVH cover, Vehicles built after April 2024 will have updated 1-piece NVH cover, Vehicles built after October 2024 will have 2-piece NVH cover, Maneuver around bed wall then remove
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Remove fasteners securing LH tonneau NVH barrier
Remarque5x bolts, T25, 5 Nm, Vehicles built before April 2024 will have 1-piece NVH cover, 5x bolts, 8mm, 5 Nm, Vehicles built after April 2024 will have updated 1-piece NVH cover, 9x bolts, 4mm Allen, 5 Nm, Vehicles built after October 2024 will have 2-piece NVH cover
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Remove LH tonneau NVH barrier
RemarqueVehicles built before April 2024 will have 1-piece NVH cover, Vehicles built after April 2024 will have updated 1-piece NVH cover, Vehicles built after October 2024 will have 2-piece NVH cover, Maneuver around bed wall then remove
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Remove two rear tonneau square profile support braces
Remarque8x screws, T30, 5 Nm, 2x support braces, Remove two square support braces that are closest to rear of vehicle, Remove bolts at each end of support braces, Slide braces off of mounting points on flat cassette assemblies, Braces slide off in same direction of fasteners, maneuver each brace out of bed opening (*Note: No part number provided for the screws, they come with the square profile brace)
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Clean all debris from ancillary cover
RemarqueDuring removal of ancillary cover any debris on top of the cover may be deposited into the ancillary bay
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Open powered front trunk
RemarqueVia exterior switch or UI
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Power off vehicle from center display
RemarqueVerify EPBs are engaged, Select charge port icon to ensure drive state is disengaged then power down vehicle via Controls > Safety > Power Off
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Remove rear underhood apron
Remarque9x clips
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Disconnect first responder loop and MV battery connector
Remarque2x connectors, Release locking tab then disconnect FRL connector, Slide eCPA to left then lift lever to release MV battery connector, Early production trucks may have black FRL connector, Release eCPA by pushing down to unlock and slide red locking tab, Wait 2 minutes for electrical circuits to discharge before disconnecting modules
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Verify operation of multimeter
RemarqueSet multimeter to DC voltage, Confirm multimeter is properly measuring voltage by testing MV battery, Touch lightly and do not damage terminals
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Raise vehicle fully and lower lift onto locks
RemarqueSet vehicle to comfortable working height, Ensure an audible click of locks on both sides is heard before lowering, Vehicle may tilt to the side if both locks are not engaged
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Remove mid-aero shield
Remarque6x clips, 3x bolts, 15mm, 42 Nm, 5x bolts, 13mm, 28 Nm, 2x bolts, 10mm, 6 Nm(*15mm & 10mm bolts not shown in catalog, feedback sent)
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Remove all items from pockets and ensure not wearing metal items
RemarqueThis includes phones, badges, metal belt buckles airpods and headphones
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Inspect HV insulating gloves
RemarqueCheck gloves for damage prior to use, Refer to service document TN-15-92-003, for information on inspecting HV gloves.
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Put on HV insulating gloves and leather over gloves
RemarqueUse HV cut resistant insulated gloves or HV insulating gloves and leather over gloves, HV Insulating gloves must be worn any time a Hioki Tester or Hi-Pot Tester is used, Refer to service document TN-15-92-003 R5 for PPE requirements depending on vehicle configuration
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Verify no HV - Install amp clamp to RDU HV harness
RemarqueVerify meter is zeroed out before performing measurement, Measure single cable. Verify ammeter is installed in correct direction. If current > 0.5A do not proceed with disconnecting HV connector. In this case, start vehicle electrical isolation again to make sure that all was properly shut down. Escalate for assistance as requiredIf current < 0.5A, Ok to disconnect and check voltage at HV plug on the battery side.Release locking tab and rotate the release lever up to disengage the connector, Release harness clip, Do not force the release lever up, Ensure the alignment tabs on the RDU header are not damagedMake sure to wear PPE (HV gloves, safety glasses) when working on high voltage component, Measure B+ to Ground, B- to Ground, B+ to B-, If voltage is greater than 10V, Pack contactors are not open or welded, Stop work and reach out to Service Engineering
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Secure RDU header connector to ancillary
Remarque1x connector, Verify lever is in the upright and open position, Carefully seat connector and allow lever to engage, Fully secure lever and verify red tab is locked, Do not damage any pins
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Remove pyro fuse access cover
Remarque4x bolts, E-Torx 5 lobe, 10 Nm
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Remove primary pyro fuse
Remarque2x bolts, 13mm, 5 Nm + 60 Degrees, Support pyro fuse while removing bolts
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Remove secondary pyro fuse
Remarque2x bolts, 13mm, 5 Nm + 60 Degrees, Support pyro fuse while removing bolts
- Remove leather over gloves and HV insulating gloves
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Lower vehicle until tires are touching the ground
RemarqueRaise lift off locks, then hold lock release lever to keep locks free while vehicle is lowered
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Disconnect ancillary bay MV connector
Remarque1x connector, Double locking, Release tab then pivot lever, Release second tab to disengage connector, Wait 1 second between locking tab release to discharge and prevent arcing
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Remove bolt securing busbar HV connector lid
Remarque1x bolt, EP10, 9 Nm
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Remove bolts securing HV connector to DC FC header
Remarque2x bolts, 10mm, 9 Nm
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Release HV connector from DC FC header
Remarque1x connector, Use inflatable airbag if needed to suspend busbar assembly above ancillary assembly
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Support HV Busbar assembly
Remarque1X Bungee, Suspend assembly to maintain clearance, wrap bungee around busbar assembly to achieve required cord length, Connect bungee to tie down hook on bed side
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Remove fast charger header doubler
Remarque2x bolts, E10 5 Lobe Torx, 10 Nm
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Remove mid voltage header bolts
Remarque2x bolts, EP10, 6 Nm
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Release fasteners securing ancillary cover to HV battery
Remarque22x bolts, E10 5-Lobe, 6 Nm, Use E10 5-Lobe socket without magnet, The fasteners are captive and will stay attached to the penthouse cover, Follow fastening order
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Remove ancillary cover
RemarqueInstall vacuum cup to ancillary cover surface, Lift and maneuver cover around busbar and tonneau cage to remove
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Inspect HV insulating gloves
RemarqueCheck gloves for damage prior to use, Refer to service document TN-15-92-003, for information on inspecting HV gloves. https://service.teslamotors.com/documents?model=&keys=TN-15-92-003&vehicle_system=&sort_by=field_date_submitted&sort_order=DESC
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Put on HV insulating gloves and leather over gloves
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Disconnect PCS MV connector
Remarque1x connector, 1x cable tie, Slide red lock off of lever, Rotate lever to release connector, Remove cable tie as needed
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Release PCS MV harness pigtail from ancillary bay
Remarque1x bolt, EP10, 6 Nm, 2x clips, Move aside as needed
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Release MV header from device cluster assembly
Remarque4x datums, 1x edge clip, 1x fir tree clip
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Release HVC connectors from device cluster assembly
Remarque2x 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
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Release BMB passthrough connectors
Remarque2x connectors, Release connector locks, Depress levers and pull at connector, Do not pull from harness
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Release ACJB LV connector & ACJB to device cluster HV connector
Remarque2x clips, 2x connectors, Release connector locks, Depress levers and pull at connectors, Do not pull at harness, inspect ACJB to DC HV harness part number, if not rev J or newer, replace harness
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Remove MV ancillary harness from ancillary bay
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Position MV ancillary harness in ancillary bay
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Secure ACJB LV and HV connectors
Remarque2x clips, 2x connectors, Secure connector locks
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Secure BMB passthrough connectors
Remarque2x connectors, Secure connector locks, Connectors are poke yoked do not force engagement, Ensure locking tabs are facing front of vehicle when connecting
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Secure HVC connectors to device cluster assembly
Remarque2x 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
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Secure MV header to device cluster assembly
Remarque4x datums, 1x edge clip, 1x fir tree clip
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Secure PCS MV harness
Remarque1x bolt, EP10, 6 Nm, 2x clips
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Connect PCS MV connector
Remarque1x 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, NOTE: Do not press downward on connection, allow locking arm to pull connection together, PCS header can become damaged internally if you press down to make connection.
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Install ancillary cover
RemarqueUse suction cup and maneuver around busbar and tonneau cage
- Remove leather over gloves and HV insulating gloves
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Secure ancillary cover fasteners to HV battery
Remarque22x bolts, E10 5-Lobe, 6 Nm, Use E10 5-Lobe socket without magnet, The fasteners are captive and will stay attached to the penthouse cover, Follow fastening order
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Install mid voltage header bolts
Remarque2x bolts, EP10, 6 Nm
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Install fast charger header doubler
Remarque2x bolts, E10 5 Lobe Torx, 10Nm
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Clean HV connector contact surface of residual Penetrox
RemarqueAllow 1 minute dry time after removing Penetrox, New busbar comes with Penetrox applied to HV connector
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Clean busbar HV connector contact surface of residual Penetrox
RemarqueAllow 1 minute dry time after removing Penetrox, It is necessary to clean HV connector during re-use of busbar
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Apply Penetrox onto HV connector joints
RemarqueApply 2 drops of Penetrox A-13 about 5mm in diameter to either side of the hole on both leads, Spread evenly to verify the contact surface is fully covered
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Position busbar connector and lower onto HV header
RemarqueRelease bungee cord
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Install bolts securing charge port busbar kit to HV Header
Remarque2x bolts, 10mm, 9 Nm
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Inspect HV insulating gloves
RemarqueCheck gloves for damage prior to use, Refer to service document TN-15-92-003, for information on inspecting HV gloves.
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Put on HV insulating gloves and leather over gloves
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Perform Hioki resistance test at each HV joint from HV busbar lead to bolt head
Remarque2x HV joints, When using Hioki tester, verify the meter has been properly adjusted and set prior to usageThe acceptable resistance is between 0.050 mΩ (50 μΩ) and 0.195 mΩ (195 μΩ).If the resistance is greater than 0.195 mΩ (195 μΩ), stop work and escalate the Toolbox session.If the resistance is lower than 0.050 mΩ (50 μΩ), reposition the probes and measure again.If the resistance is repeatedly between 0.00 mΩ and 0.050 mΩ (50 μΩ), hioki test passed, proceed to next step
- Remove leather over gloves and HV insulating gloves
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Install bolt securing busbar HV connector lid
Remarque1x bolt, EP10, 9 Nm
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Connect ancillary bay MV connector
Remarque1x connector, double locking, Rotate lever into 2nd lock, Perform a pull test to ensure connector engaged correctly
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Install two rear tonneau square profile support braces
Remarque8x screws, T30, 5 Nm, Install two square support braces that are closest to rear of vehicle, Slide notches at each of support brace to mounting points on flat cassette assemblies, Square supports install in the same direction of the fasteners
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Position LH tonneau NVH barrier
RemarqueVehicles built before April 2024 will have 1-piece NVH cover, Vehicles built after April 2024 will have updated 1-piece NVH cover, Vehicles built after October 2024 will have 2-piece NVH cover, Maneuver around bed wall then position
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Install fasteners securing LH tonneau NVH barrier
Remarque5x bolts, T25, 5 Nm, Vehicles built before April 2024 will have 1-piece NVH cover, 5x bolts, 8mm, 5 Nm, Vehicles built after April 2024 will have updated 1-piece NVH cover, 9x bolts, 4mm Allen, 5 Nm, Vehicles built after October 2024 will have 2-piece NVH cover
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Position RH tonneau NVH barrier
RemarqueVehicles built before April 2024 will have 1-piece NVH cover, Vehicles built after April 2024 will have updated 1-piece NVH cover, Vehicles built after October 2024 will have 2-piece NVH cover, Maneuver around bed wall then position
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Install fasteners securing RH tonneau NVH barrier
Remarque6x bolts, T25, 5 Nm, Vehicles built before April 2024 will have 1-piece NVH cover, 5x bolts, 8mm, 5 Nm, Vehicles built after April 2024 will have updated 1-piece NVH cover, 9x bolts, 4mm Allen, 5 Nm, Vehicles built after October 2024 will have 2-piece NVH cover
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Install bed floor assembly
Remarque10x short bolts, 15mm, 56 Nm, 2x long bolts, 15mm, 46Nm, Recommend assistance
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Install fastener covers onto bed floor assembly
Remarque14x covers
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Raise vehicle fully and lower lift onto locks
RemarqueSet vehicle to comfortable working height, Ensure an audible click of locks on both sides is heard before lowering, Vehicle may tilt to the side if both locks are not engaged
- Remove all items from pockets and ensure not wearing metal items
-
Inspect HV insulating gloves
RemarqueCheck gloves for damage prior to use, Refer to service document TN-15-92-003, for information on inspecting HV gloves.
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Put on HV insulating gloves and leather over gloves
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Clean pyro fuse mating surfaces
RemarqueUsing an insulated tool wipe all four busbar mating surfaces within pyro fuse bay, Wipe top and bottom mating surfaces of each pyro fuse, Ensure no debris is present on any mating surface, Process shown with device cluster removed for clarity and safety, HV gloves and associated PPE must be worn at all times when cleaning mating surfaces, Allow 1 minute for IPA to dry
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Install secondary pyro fuse
Remarque2x bolts, 13mm, 5 Nm + 60 degrees, Support pyro fuse while installing bolts, Bolts may be reused
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Install primary pyro fuse
Remarque2x bolts, 13mm, 5 Nm + 60 degrees, Support pyro fuse while installing bolts, Bolts may be reused
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Perform Hioki resistance test at each HV joint from HV busbar lead to pyro fuse busbar
Remarque4x HV joints, When using Hioki tester, verify the meter has been properly adjusted and set prior to usageThe acceptable resistance is between 0.050 mΩ (50 μΩ) and 0.195 mΩ (195 μΩ).If the resistance is greater than 0.195 mΩ (195 μΩ), stop work and escalate the Toolbox session.If the resistance is lower than 0.050 mΩ (50 μΩ), reposition the probes and measure again.If the resistance is repeatedly between 0.00 mΩ and 0.050 mΩ (50 μΩ), hioki test passed, proceed to next step
- Remove leather over gloves and HV insulating gloves
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Install pyro fuse access cover
Remarque4x bolts, E-Torx 5 lobe, 10 Nm, Ensure seal is fully seated and undamaged, If HV pack is being shipped then pyro fuses must be removed
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Install Mid-aero shield
Remarque6x clips, 3x bolts, 15mm, 70 Nm, 3x bolts, 13mm, 28 Nm, 2x bolts, 10mm, 6 Nm
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Lower vehicle until tires are touching the ground
RemarqueRaise lift off locks, then hold lock release lever to keep locks free while vehicle is lowered
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Connect first responder loop and MV battery connector
Remarque2x connectors, Connect FRL connector then secure locking tab, Position lever to secure MV battery connector then slide eCPA to right, Early production trucks may have black FRL connector, If power cycling vehicle then ensure at least 60 seconds has passed since powering down
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Install rear underhood apron
Remarque9x clips, Adjust windshield seal as required
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Close powered front trunk
RemarqueVia frunk switch or UI
- Install the tonneau slats. See Slat System - Tonneau (Remove and Install).
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Remove vehicle from lift
RemarqueLower rack arms fully and remove them from under vehicle, Remove air suspension from "Jack Mode"