08/10/2024 14:19:50

Subframe Assembly - Rear (Partial Drop) (Remove and Install)

Correction code 30010231 FRT 2.10 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 wearing proper PPE when performing the below procedure.

CAUTION

Do not use this procedure by itself. This procedure should only be used when it is referenced by another procedure.

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.

Partially Lower Rear Subframe

Support the vehicle on a 2-post lift and remove both rear wheels. See Wheel Assembly (Remove and Install).
Open all four doors
Lower all four windows
Open trunk from exterior switch
Move LH front seat forward
Move RH front seat forward
Place vehicle in service mode

Note
Via UI > Controls > Software, Touch and hold "Model 3" for 4 seconds then release, Use screen keyboard to type "service" into dialog box then select OK
Place vehicle into tow mode

Note
Via Controls > Service > ''Towing''
Disconnect LV power and perform Vehicle HV Disablement. See Vehicle HV Disablement Procedure.
Remove LH trough trim

Note
3x clips, 1x bolt, T20, 1.2Nm
Remove RH trough trim

Note
3x clips, 1x bolt, T20, 1.2Nm
Remove bolt securing LH corner of rear fascia to body

Note
1x bolt, 10mm, 4 Nm
Remove bolt securing RH corner of rear fascia to body

Note
1x bolt, 10mm, 4 Nm
Raise vehicle fully and lower lift onto locks

Note
Set vehicle to comfortable working height, Make sure there's an audible click of the locks on both sides before lowering, otherwise vehicle may tilt to the side, Verify doors are clear of surrounding objects
Remove rear aero shield clips

Note
2x clips, One clip on LH side wheel liner, One clip on RH side wheel liner
Remove rear aero shield

Note
11x bolts, 10mm, 5 Nm
Remove LH rear suspension cover

Note
1x bolt, 10mm, 6 Nm, 2x tabs
Remove RH rear suspension cover

Note
1x bolt, 10mm, 6 Nm, 2x tabs
Remove lower clips securing LH rear wheel liner

Note
3x push clips
Remove lower clips securing RH rear wheel liner

Note
3x push clips
Remove bolts securing rear diffuser to body

Note
4x bolts, 10mm, 4 Nm, 2x fastener covers
Lower vehicle partially and set lift onto locks

Note
Raise lift off locks, then hold lock release lever to keep locks free while vehicle is lowered, Set vehicle to comfortable working height
Remove screw securing rear fascia to LH quarter panel

Note
1x screw, T25, 2 Nm
Remove screw securing rear fascia to RH quarter panel

Note
1x screw, T25, 2 Nm
Remove rear fascia

Note
2x connector, Recommend assistance, place on padded surface
Remove LH rear brake caliper from knuckle and hang from body

Note
2x bolts, E18, 83 Nm, Discard after removal, Hand tighten lug nut to secure rotor on early production vehicles
Install spring compressor onto LH rear coil spring

Note
Tooling may vary per service center, Reference photos for clarification
Remove RH rear brake caliper from knuckle and hang from body

Note
2x bolt, E18, 83 Nm, Discard bolts after removal, Hand tighten lug nut to secure rotor on early production vehicles
Install spring compressor onto RH rear coil spring

Note
Tooling may vary per service center, Reference photos for clarification
Remove nut securing RDU ground strap to vehicle

Note
1x nut, 10mm, 10 Nm, Located at LH rear wheel well area
Raise vehicle fully and lower lift onto locks

Note
Set vehicle to comfortable working height, Make sure there's an audible click of the locks on both sides before lowering, otherwise vehicle may tilt to the side, Verify doors are clear of surrounding objects
Disconnect RH side subframe harness connector

Note
1x connector, Release locking tab
Remove RH side subframe harness clip from body

Note
2x clips
Remove nut securing LH rear stabilizer bar end link to stabilizer bar

Note
1x nyloc nut, 15mm, 55 Nm, Break nut loose then counter-hold ball joint with 5mm hex, Discard after removal
Remove stabilizer bar from LH rear end link

Note
May need to move the stabilizer bar up/down to get the correct angle to remove end link
Remove nut securing RH rear stabilizer bar end link to stabilizer bar

Note
1x nyloc nut, 15mm, 55 Nm, Break nut loose then counter-hold ball joint with 5mm hex, Discard after removal
Remove stabilizer bar from RH rear end link

Note
May need to move the stabilizer bar up/down to get the correct angle to remove end link
Position support stand to support front portion of rear subframe
Remove bolts securing rear stabilizer bar to subframe and remove assembly

Note
4x patch bolts, 11mm, 30 Nm, Discard after removal
Remove support stand from under vehicle
Release clips securing coolant hoses to LH shear plate

Note
2x fir tree clips
Release LH side hose clip from rear battery skid plate enclosure

Note
1x fir tree clip
Release RH side hose clips from rear battery skid plate enclosure

Note
2x fir tree clips
Release clips securing coolant hoses to RH shear plate

Note
2x fir tree clips
Remove lower bolts securing HV battery rear skid plate enclosure

Note
2x bolts, EP10, 13 Nm, Older VINs may be equipped with additional fastener count
Remove upper nut securing HV battery rear skid plate enclosure

Note
1x nut, 10mm, 13 Nm, Fastener count may vary on older built vehicles
Remove upper bolts securing HV battery rear skid plate enclosure

Note
4x bolts, 13mm, 35 Nm
Remove HV battery rear skid plate enclosure
Release push clips securing RH rear wheel liner to rocker panel

Note
2x clips, Remove indicated clips and move liner aside for access
Release RDU inverter inlet tube from RDU HV cable harness

Note
1x fir tree clip
Remove nut securing RDU HV cable bracket to HV battery

Note
1x nut, 10mm, 10 Nm
Disconnect RDU HV cable from HV battery

Note
1x connector, Release locking tab and rotate the release lever up to disengage the connector, Do not force the release lever up, Ensure the alignment tabs on the RDU header are not damaged
Place subframe lifting tool into position underneath rear subframe
Connect air supply to subframe lifting tool
Raise subframe lifting tool to support rear subframe

Note
3x straps, Attach metal hooks at the end of straps to rings on subframe lifting tool and pull straps until secure, Lower the vehicle if necessary, Recommend assistance
Lock the subframe lifting tool wheel(s) so that the assembly will not move during service.
Remove upper bolts securing LH damper to body

Note
2x bolts, 15mm, 41 Nm
Remove upper bolts securing RH damper to body

Note
2x bolts, 15mm, 41 Nm
Mark LH rear and RH rear subframe bolts

Note
2x bolts, Mark original location of subframe, Re-align during install, Can also mark subframe casting and subframe bushing to body if needed
Remove smaller fasteners securing LH shear plate

Note
2x bolts, 13mm, 35 Nm
Remove large bolt securing LH shear plate and subframe to body and remove shear plate

Note
1x bolt, 21mm, 130 Nm, Discard after removal
Remove smaller fasteners for RH shear plate

Note
2x bolts, 13mm, 35 Nm
Remove large bolt securing RH shear plate and subframe to body and remove shear plate

Note
1x bolt, 21mm, 130 Nm, Discard after removal
Remove LH rear bolt securing subframe to body

Note
1x bolt, 21mm, 165 Nm, Discard after removal
Remove RH rear bolt securing subframe to body

Note
1x bolt, 21mm, 165 Nm, Discard after removal
Partially lower the rear subframe and drive unit assembly

CAUTION
Do not lower the subframe more than 21 cm. Gradually and carefully lower the subframe, as coolant hoses, suspension links, and other components will still be attached to the vehicle. Monitor these components for tension while incrementally lowering the vehicle.

Raise Rear Subframe

Raise the partially lowered subframe

Note
Use caution to not damage components while raising subframe
Install RH rear bolt securing rear subframe to body hand tight

Note
1x bolt, 21mm, 165 Nm, Install new bolt, Torque at later step
Install LH rear bolt securing rear subframe to body hand tight

Note
1x bolt, 21mm, 165 Nm, Install new bolt, Torque at later step
Install LH front bolt and shear plate to rear subframe hand tight

Note
1x bolt, 21mm, 130 Nm, Install new bolt, Torque at later step
Install bolts securing LH shear plate to HV battery hand tight

Note
2x bolts, 13mm, 35 Nm, Torque at a later step
Install RH front bolt and shear plate to rear subframe hand tight

Note
1x bolt, 21mm, 130 Nm, Install new bolt, Torque at later step
Install bolts securing RH shear plate to HV battery hand tight

Note
2x bolts, 13mm, 35 Nm, Torque at a later step
Position subframe to marked location

Note
Use previous markings to align subframe to body, Return to original position as close as possible
Torque bolt securing RH rear of subframe to body

Note
1x rear bolt, 21mm, 165 Nm, Mark bolt after torque
Torque bolt securing LH rear of subframe to body

Note
1x rear bolt, 21mm, 165 Nm, Mark bolt after torque
Torque bolt securing subframe and LH shear plate to body

Note
1x front bolt, 21mm, 130 Nm, Mark bolt after torque
Torque bolt securing subframe and RH shear plate to body

Note
1x front bolt, 21mm, 130 Nm, Mark bolt after torque
Torque bolts securing shear plates to vehicle

Note
4x bolts, 13mm, 35 Nm
Install upper bolts securing LH damper to body

Note
2x bolts, 15mm, 41 Nm
Install bolts securing RH damper to body at top mount

Note
2x bolts, 15mm, 41 Nm
Lower rear subframe lifting tool from vehicle

Note
Verify yellow safety straps are removed from subframe
Disconnect air supply from subframe lifting tool
Remove subframe lifting tool from underneath vehicle
Connect RDU HV cable to HV battery

Note
1x connector, Make sure the connector lock is 90 degrees from the connector before beginning to secure the connector, Use one hand to support the connector while other latching locking tab. Once installed, verify that the latch is not damaged and fully secured in the latched position
Install nut securing RDU HV cable bracket to HV battery

Note
1x nut, 10mm, 10 Nm, Number of fasteners may vary
Secure RDU inverter inlet tube onto RDU HV cable harness

Note
1x fir tree clip
Secure push clips securing RH rear wheel liner to rocker panel

Note
2x clips
Position HV battery rear skid plate enclosure onto HV battery for installation

Note
Recommend assistance if needed
Install upper bolts securing HV battery rear skid plate enclosure hand tight

Note
4x bolts, 13mm, 35 Nm, Torque at later step
Install upper nut securing HV battery rear skid plate enclosure hand tight

Note
1x nut, 10mm, 13 Nm, Torque at later step
Install lower bolts securing HV battery rear skid plate enclosure

Note
2x bolts, EP10, 13 Nm, Earlier VINs may be equipped with additional bolts
Torque bolts securing HV battery rear skid plate enclosure to vehicle

Note
4x bolts, 13mm, 35 Nm
Torque upper nut securing HV battery rear skid plate enclosure

Note
1x nut, 10mm, 13 Nm
Install clips securing coolant hoses to RH shear plate

Note
2x fir tree clips
Install RH side hose clips to HV battery rear skid plate enclosure

Note
2x fir tree clips
Install LH side hose clip to HV battery rear skid plate enclosure

Note
1x clip
Install clips securing coolant hoses to LH shear plate

Note
2x fir tree clips
Place stabilizer bar into position for installation and raise stand to support stabilizer bar
Position rear stabilizer bar into vehicle and install fasteners

Note
4x patch bolts, 11mm, 30 Nm, Position rear stabilizer bar into vehicle, Thread in fasteners and torque down evenly, Install new patch bolts
Position LH rear end link into stabilizer bar

Note
Adjust the end link to align with stabilizer bar, Also may need to move the stabilizer bar up/down to get the correct angle to install end link
Install nut securing LH rear end link to stabilizer bar

Note
1x nyloc nut, 15mm, 55 Nm, Counter-hold ball joint with 5mm hex, Install new nyloc nut, Mark bolt after torque
Position RH rear end link into stabilizer bar

Note
Adjust the end link to align with stabilizer bar, Also may need to move the stabilizer bar up/down to get the correct angle to install end link
Install nut securing RH rear end link to stabilizer bar

Note
1x nyloc nut, 15mm, 55 Nm, Counter-hold ball joint with 5mm hex, Install new nyloc nut, Mark bolt after torque
Remove support stand from under vehicle
Install RH side subframe harness clip to body

Note
2x clips
Connect RH side subframe harness connector

Note
1x connector
Lower vehicle partially and set lift onto locks

Note
Raise lift off locks, then hold lock release lever to keep locks free while vehicle is lowered, Set vehicle to comfortable working height
Install RDU ground strap

Note
1x bolt, 10mm, 10 Nm, Re-install 1x washer if vehicle had this washer during removal, Located at LH rear wheel well area
Install LH rear brake caliper onto knuckle

Note
2x bolt, E18, 83 Nm, Install new bolts, Remove the S-hook from vehicle
Remove spring compressor from LH rear coil spring
Install RH rear brake caliper onto knuckle

Note
2x bolt, E18, 83 Nm, Install new bolts, Remove the S-hook from vehicle
Remove spring compressor from RH rear coil spring

Note
Tooling may vary per service center
Install rear fascia

Note
2x connector, Recommend assistance
Raise vehicle fully and lower lift onto locks

Note
Set vehicle to comfortable working height, Make sure there's an audible click of locks on both sides before lowering, otherwise vehicle may tilt to side
Install LH rear suspension cover

Note
1x bolt, 10mm, 6 Nm, 2x tabs
Install RH rear suspension cover

Note
1x bolt, 10mm, 6 Nm, 2x tabs
Install rear aero shield

Note
11x bolts, 10mm, 5 Nm, Apply Loctite 222 onto rear aero shield bolts
Install LH and RH clips securing rear aero shield to wheel house liner

Note
2x clips
Install bolts securing rear diffuser to body

Note
4x bolts, 10mm, 4 Nm, 2x fastener covers, Apply Loctite 222 onto bolts
Lower vehicle partially and set onto locks

Note
Raise lift off locks, then hold lock release lever to keep locks free while vehicle is lowered, Set vehicle to comfortable working height
Install U-nut and screw securing rear fascia to LH quarter panel

Note
1x screw, T25, 2 Nm,
Install U-nut and screw securing rear fascia to RH quarter panel

Note
1x screw, T25, 2 Nm
Install lower clips securing RH rear wheel liner

Note
3x push clips
Install lower clips securing LH rear wheel liner

Note
3x push clips
Install bolt securing RH corner of rear fascia

Note
1x bolt, 10mm, 4 Nm
Install bolt securing LH corner of rear fascia

Note
1x bolt, 10mm, 4 Nm
Install RH trough trim

Note
3x clips, 1x bolt, T20, 1.2Nm
Install LH trough trim

Note
3x clips, 1x bolt, T20, 1.2Nm
Reinstall both rear wheels. See Wheel Assembly (Remove and Install).
Connect 2nd row seat harness and secure cushion

Note
2x clips, 2x connectors, Insert buckles through holes, Slide rear inward then align front clips, Perform push-pull-push test
Connect First Responder Loop and LV battery

Note
2x connectors, Secure FRL first, Seat LV battery connection and push black connector lock inwards to secure, Engage green locking tab when fully seated
Install rear underhood apron

Note
14x clips, Hold rear wall of frunk to keep from flexing while engaging front clips
Close hood
Move RH front seat to original position
Move LH front seat to original position
Hold brake pedal and select park on UI to disable EPB service mode
Close trunk via interior switch
Raise all windows
Close all four doors
Remove lift arms from below vehicle

Note
Lower rack arms fully and remove them from under vehicle
Refer to the alignment requirement matrix to determine the need for suspension alignment. See Alignment Requirement - Suspension.

Subframe Assembly - Rear (Partial Drop) (Remove and Install)

Partially Lower Rear Subframe

Raise Rear Subframe

Figure 1

Figure 2

Figure 3