01/04/2024 14:05:03
Subframe Assembly - Rear (Remove and Replace)
Correction code 30010202 4.56 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.
- 2023-10-25: Updated torque figure for rear upper fore link to knuckle and subframe from 76 Nm to 84 Nm.
- 2023-08-25: Updated EPB Service Mode reference.
- 2023-06-15: Added shear plate small bolts torque figure for Structural Pack vehicles.
- 1099645-00-B Fixture, Subframe, Model 3
- 1130279-00-A Lifting Sling, Drive Unit, Model 3 (NA, APAC)
- 1130481-00-A Adapter, Subframe, Body Shop, Model 3
- 1096075-00-A Tool, Hub Puller, Hydraulic
- 1498673-00-A KIT, CABLE AXLE REMOVER, MS/MX/M3
- 1140311-00-A Lever Lock, HV Connector, Model 3
Torque Specifications
Description | Torque Value | Recommended Tools | Reuse/Replace | Notes |
---|---|---|---|---|
Bolt that attaches the rear of the rear drive unit to the rear subframe |
|
|
Reuse | |
Bolt that attaches the LH mount of the rear drive unit to the rear subframe |
|
|
Reuse | |
Bolt that attaches the RH mount of the rear drive unit to the rear subframe |
|
|
Reuse | |
Bolt and nut that attaches the RH rear upper aft link to the subfame |
|
|
Reuse | |
Bolt and nut that attaches the RH rear upper fore link to the subfame |
|
|
Reuse | |
Bolt and nut that attaches the RH rear toe link to the subfame |
|
|
Reuse | |
Bolt and nut that attaches the RH rear lower fore link to the subfame |
|
|
Reuse | |
Bolt that attaches the HV harness bracket to the inverter |
|
|
Reuse | |
Smaller bolts that attach the LH and RH shear plates to the vehicle (non-Structural Pack vehicles) |
|
Tip:
Use of the following
tool(s) is recommended:
|
Reuse | |
Smaller bolts that attach the LH shear plate to the HV battery (Structural Pack vehicles) |
|
|
||
Large bolts that attach the LH and RH shear plates to the vehicle |
|
|
replace | |
Bolts that attach the LH and RH rear subframe to the body |
|
|
replace | |
Nut that attaches the HV battery to rear drive unit harness bracket to the HV battery |
|
|
Reuse | |
Nut that attaches the rear drive unit ground strap to the body |
|
|
Reuse | |
Bolts that attach the LH rear damper at the top mount |
|
|
Reuse | |
Bolts that attach the LH rear brake caliper bracket to the knuckle |
|
|
Replace | |
Bolt that attaches the rear LH ABS wheel speed sensor to the knuckle |
|
|
Reuse | |
Bolt that attaches the LH front rotor to the LH front hub |
|
|
Reuse | |
Bolt and nut that attach the LH rear upper aft link to the knuckle |
|
|
Reuse |
Note The bolt and nut
will be tightened to specification during the Four Wheel Alignment
(Check and Adjust) at the end of the Front Subframe Assembly (Remove
and Install) procedure. |
Bolt and nut that attach the LH rear upper fore link to the knuckle |
|
|
Reuse |
Note The bolt and nut
will be tightened to specification during the Four Wheel Alignment
(Check and Adjust) at the end of the Front Subframe Assembly (Remove
and Install) procedure. |
Bolt and nut that attach the RH rear upper fore link to the knuckle |
|
|
Reuse | |
Bolt and nut that attach the LH rear toe link to the knuckle |
|
|
Reuse |
Note The bolt and nut
will be tightened to specification during the Four Wheel Alignment
(Check and Adjust) at the end of the Front Subframe Assembly (Remove
and Install) procedure. |
Bolt and nut that attaches the LH rear lower fore link to the knuckle |
|
|
Reuse |
Note The bolt and nut
will be tightened to specification during the Four Wheel Alignment
(Check and Adjust) at the end of the Front Subframe Assembly (Remove
and Install) procedure. |
Bolt and nut that attaches the LH rear lower aft link to the knuckle |
|
|
Reuse |
Note The bolt and nut
will be tightened to specification during the Four Wheel Alignment
(Check and Adjust) at the end of the Front Subframe Assembly (Remove
and Install) procedure. |
Bolt and nut that attach the LH rear damper assembly to the LH rear lower aft link |
|
|
Reuse | |
Bolt and nut that attaches the LH rear lower fore link to the subfame |
|
|
||
Bolt and nut that attaches the LH rear upper aft link to the subfame |
|
|
||
Bolt and nut that attaches the LH rear upper fore link to the subfame |
|
|
||
Bolt and nut that attaches the LH rear toe link to the subfame |
|
|
||
Nut that attaches the end link to the stabilizer bar |
|
|
||
LH front drive unit halfshaft nut |
|
|
Replace |
Remove
- Raise and support the vehicle. See Raise Vehicle - 2 Post Lift.
- Open all doors and fully lower all windows.
- Connect to vehicle using Toolbox 3.0.
- Enable the EPB Service Mode. See Parking Brake - Caliper - Rear - LH (Release)
- In Toolbox, select the Actions/Autodiag tab, and then search for "Fill Drain".
-
Click
PROC_VCFRONT_X_THERMAL-FILL-DRAINSearch for routine in Toolbox, and then click Run.
NoteClick the "X" at the top right of the window once the routine is complete.
- Remove the 2nd row lower seat cushion. See Seat Cushion - Lower - 2nd Row (Remove and Replace).
- Remove the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
- Disconnect 12V power. See 12V/LV Power (Disconnect and Connect).
- Perform the vehicle electrical isolation procedure. See Vehicle HV Disablement Procedure.
- If equipped, remove the LH and RH rear wheel center caps. See Cap - Wheel (Remove and Replace).
-
Loosen the LH and RH rear
drive unit halfshaft nut.
Tip: Use of the following tool(s) is recommended:
- Long Breaker Bar
- 32 mm deep impact socket
-
Loosen the LH and RH rear
wheel lug nuts.
CAUTIONUse only hand tools to remove or install the fasteners. Do not use impact or power tools.CAUTIONUse a 6 point socket. Do not use a 12 point socket or a specialty socket.
- Close all doors.
- Raise the vehicle fully.
- Remove the mid aero shield panel. See Panel - Aero Shield - Mid (Remove and Replace).
- Remove the rear fascia diffuser. See Diffuser - Rear Fascia (Remove and Replace).
- Remove the LH and RH rear suspension covers. See Cover - Rear Suspension - LH (Remove and Replace).
- Lower and lock the vehicle at a comfortable working height.
- Remove the LH and RH rear wheels. See Wheel Assembly (Remove and Install).
-
Remove and discard the bolts
that attach the LH rear brake caliper bracket to the knuckle, and then hang
the caliper bracket on the body with an S-hook. Repeat this step on the RH
rear brake caliper.
Tip: Use of the following tool(s) is recommended:
- External Torx E18
-
Remove and discard the bolt
that attaches the rear LH ABS wheel speed sensor to the knuckle.
Tip: Use of the following tool(s) is recommended:
- 10 mm socket
- 4 in extension
- Release the clip and remove the grommet that attach the rear LH ABS wheel speed sensor cable to the rear knuckle and bracket.
-
Install a spring compressor
onto the LH rear coil spring.
Tip: Use of the following tool(s) is recommended:
- Gedore Spring Compressor
-
Remove the bolts that attach
the LH rear damper at the top mount.
Tip: Use of the following tool(s) is recommended:
- 15 mm socket
- 3 in extension
- Position a 3/4 ton support stand underneath the LH rear lower aft link and knuckle.
-
Loosen the bolt and nut that
attach the LH rear damper to the LH lower aft link.
Tip: Use of the following tool(s) is recommended:
- 21 mm socket
- 21 mm combination wrench
- Flex head ratchet/flex head torque wrench
-
Remove the bolt and nut that
attach the LH rear aft lower link to the LH rear suspension knuckle.
Tip: Use of the following tool(s) is recommended:
- 21 mm socket
- 21 mm ratcheting combination wrench
- Flex head ratchet/flex head torque wrench
-
Remove the bolt and nut that
attach the LH rear lower aft link to the subframe, and then with assistance,
remove the lower aft link assembly.Tip: Use of the following tool(s) is recommended:
- 21 mm socket
- 21 mm ratcheting combination wrench
-
Remove and discard the LH
rear halfshaft nut and washer.
Tip: Use of the following tool(s) is recommended:
- 32 mm deep impact socket
- 6 in extension
-
Remove the bolt that attach
the LH rear brake rotor to the hub, but do not remove the rotor from the
assembly.
Tip: Use of the following tool(s) is recommended:
- 10 mm socket
- 2 in extension
- Ratchet/torque wrench
-
Position the hub puller onto
the LH rear hub assembly, and then secure the puller with the wheel lug nuts
(x2) and hub puller washers (x2).
Tip: Use of the following tool(s) is recommended:
- 21 mm socket
- Flex head ratchet/flex head torque wrench
- 6 in extension
-
Rotate the hub puller
counterclockwise to free the LH rear halfshaft from the LH rear hub
splines.
Tip: Use of the following tool(s) is recommended:
- 17 mm deep socket
- Remove the hub puller tool from the LH rear hub assembly.
-
Install the bolt that
attaches the LH rear brake rotor to the hub.Tip: Use of the following tool(s) is recommended:
- 10 mm socket
- 2 in extension
- Ratchet/torque wrench
- Position a 3/4 ton support stand underneath the LH rear knuckle.
-
Remove and discard the nut
that attaches the LH rear stabilizer bar end link to the stabilizer bar, and
then remove the bar from the end link.Tip: Use of the following tool(s) is recommended:
- 15 mm socket
- 5 mm hex socket
- 15 mm flex head combination ratcheting wrench
NoteMove the stabilizer up and down as needed to achieve the correct angle for removal. If necessary, use a pry bar for assistance. -
Remove the bolt and nut that
attach the LH rear lower fore link to the knuckle.Tip: Use of the following tool(s) is recommended:
- 18 mm socket
- 18 mm combination wrench
- flex head ratchet
-
Remove the bolt and nut that
attach the LH rear upper aft link to the LH rear suspension knuckle.
Tip: Use of the following tool(s) is recommended:
- 21 mm socket
- 21 mm ratcheting combination flex head wrench
- 6 in extension
-
Remove the bolt and nut that
attach the LH rear upper fore link to the LH rear suspension knuckle.
Tip: Use of the following tool(s) is recommended:
- 18 mm socket
- 18 mm ratcheting combination wrench
- 3 in extension
-
Remove the bolt and nut that
attach the LH rear toe link to the LH rear suspension knuckle.
Tip: Use of the following tool(s) is recommended:
- 18 mm socket
- 18 mm ratcheting combination wrench
- With assistance, remove the LH rear knuckle, hub and rotor assembly from the vehicle.
-
Position the axle remover
cable around the inner joint of the LH rear drive unit halfshaft, and then
use a cable tie to hold the axle remover cable in position.
- Hook the axle remover slide hammer on the 2 axle remover cable loops, and then use the slide hammer to release the halfshaft from the drive unit.
- With assistance, remove the LH rear drive unit halfshaft from the rear drive unit, and then install a halfshaft plug into the opening of the gearbox.
- Repeat step 21 through step 45 for the RH side of the vehicle.
- Fully raise and lock the vehicle.
- Remove the LH and RH rear wheel arch liners. See Wheel Arch Liner - Rear - LH (Non-Structural Pack) (Remove and Replace).
- Release the connector lock, and then disconnect the RH 12V subframe harness connector.
- Release the clip that attaches the subframe electrical harness to the body.
- Release the connector lock, and then disconnect the LH 12V subframe harness connectors.
- Release the clip that attaches the LH subframe electrical harness to the body.
-
Remove the nut that attaches
the rear drive unit ground strap to the body.
Tip: Use of the following tool(s) is recommended:
- 10 mm 12-point deep socket
- Remove the rear stabilizer bar. See Stabilizer Bar - Rear (Remove and Replace).
- Remove the rear HV battery skid plate. See Skid Plate - HV Battery - Rear (Remove and Replace).
- Position the coolant drain beneath the LH rear of the HV battery.
- Disconnect the rear drive unit inverter inlet hose from the rear of the HV battery, and then plug the male and female fittings.
- Position the coolant drain container beneath the LH rear drive unit area.
- Disconnect the coolant inlet hose from the rear drive unit, and then plug the hose.
- Position the coolant drain container beneath the RH rear of the HV battery.
- Release the clip and disconnect the coolant outlet hose to rear powertrain return coupling, and immediately plug the male and female fittings.
- Remove the coolant drain container from underneath the vehicle.
-
Remove the nuts (x2) that
attaches the HV battery to rear drive unit harness bracket to the HV
battery.
Tip: Use of the following tool(s) is recommended:
- 10 mm socket
- 4 in extension
- Slide the release to unlock the HV battery rear drive unit connector handle of the rear drive unit to HV battery harness from the secured position.
- Fully raise the handle on the HV battery rear drive unit connector.
- Remove the HV battery rear drive unit connector from the HV battery header.
- Position the rear subframe lifting tool beneath the rear subframe.
- Attach an air hose to the rear subframe lifting tool.
- With an assistant, raise the rear subframe lifting tool to support the rear subframe.
-
Loop the straps over the
rear subframe, hook the ends of the straps to the metal rings, and then pull
the straps tight to restrain the subframe to the rear subframe lifting
tool.
NoteLower the vehicle to give more slack to connect the straps to the rings, if necessary.
- Release the fir tree clips that attach the coolant hoses to the LH shear plate.
-
Remove the smaller bolts
that attach the LH shear plate to the HV battery.
Tip: Use of the following tool(s) is recommended:
- 13 mm socket
- 3 in extension
-
Remove and discard the
larger bolt that attaches the LH shear plate and rear subframe to the body,
and then remove the LH shear plate.
Tip: Use of the following tool(s) is recommended:
- 21 mm socket
- 6 in extension
-
Hand-tighten the smaller
bolts that attach the LH shear plate to the body.
NoteDo not install the shear plate at this time.
- Repeat step 71 through step 74 for the RH shear plate.
-
Remove and discard the bolts
(x2) that attach the rear subframe to the body.
Tip: Use of the following tool(s) is recommended:
- 21 mm socket
- 6 in extension
-
With an assistant, slowly
lower the rear subframe lifting tool to remove the rear subframe from the
vehicle.
CAUTIONAssist with the routing of HV harnesses and coolant hoses through components so that they do not "catch".
- Disconnect the air supply from the rear subframe lifting tool.
- Move the rear subframe and rear subframe lifting tool away from the vehicle.
- Release the clip that attaches the rear drive unit inlet hose to the HV harness bracket, and then remove the hose from the rear subframe assembly.
-
Remove the bolt that
attaches the rear drive unit HV harness bracket to the rear drive unit.Tip: Use of the following tool(s) is recommended:
- 10 mm socket
- Slide the release to unlock the rear drive unit HV connector handle of the rear drive unit to HV battery harness from the secured position.
- Fully raise the handle on the rear drive unit HV connector.
- Remove the rear drive unit HV cable from the subframe assembly.
- Disconnect the electrical harness from the inverter low voltage connector.
- Release the clip that attaches the low voltage electrical harness to the inverter.
- Release the clips that attach the resolver electrical harness to the rear drive unit, and then disconnect the electrical connector.
- Disconnect the oil pump connector from the rear drive unit assembly.
- Position the drive unit stand underneath the gantry.
- Attach the drive unit sling tool to the rear drive unit.
- Attach the drive unit sling tool to the gantry.
- Raise the sling tool so that there is a slight tension on the cables.
-
Remove the bolt that
attaches the LH mount of the rear drive unit to the rear subframe.
Tip: Use of the following tool(s) is recommended:
- 18 mm socket
-
Remove the bolt that
attaches the RH mount of the rear drive unit to the rear subframe.
Tip: Use of the following tool(s) is recommended:
- 18 mm socket
-
Remove the bolt that
attaches rear of the rear drive unit to the rear subframe.
Tip: Use of the following tool(s) is recommended:
- 18 mm socket
- With assistance, raise the drive unit sling tool to lift the rear drive unit out of the rear subframe.
- Move the subframe and lifting tool from underneath the drive unit.
-
Remove the bolt and nut that
attach the LH rear upper aft link to the subframe.Tip: Use of the following tool(s) is recommended:
- 21 mm socket
- 21 mm combination wrench
-
Remove the bolt and nut that attach
the LH rear upper fore link to the subframe.Tip: Use of the following tool(s) is recommended:
- 18 mm socket
- 18 mm combination wrench
- flex head ratchet
-
Remove the bolt and nut that
attach the LH rear toe link to the subframe.Tip: Use of the following tool(s) is recommended:
- 18 mm deep socket
- 18 mm combination wrench
- flex head ratchet
NoteRotate the eccentric bolt to find the correct position for removal. -
Remove the bolt and nut that
attach the LH rear lower fore link to the subframe.Tip: Use of the following tool(s) is recommended:
- 18 mm socket
- 18 mm combination wrench
- flex head ratchet
- Repeat step 98 through step 101 for the RH side of the subframe assembly.
- Release the clips that attach the subframe harness to the bottom of the rear subframe.
- Release the clips (x9) that attach the subframe harness to the top of the rear subframe, and then remove the harness from the subframe.
- With assistance, release the straps that secures the subframe to lifting tool, and then remove the subframe from the lifting tool.
Install
- With assistance, install a new subframe into the lifting tool, and then secure the straps.
- Install the clips (x9) that attach the subframe harness to the top of the rear subframe.
- Install the clips that attach the subframe harness to the bottom of the rear subframe.
- Move the subframe and lifting tool beneath the drive unit.
- With assistance, lower the sling to install the rear drive unit into the subframe.
-
Install and hand-tighten the
bolt that attaches rear of the rear drive unit to the rear subframe.
Tip: Use of the following tool(s) is recommended:
- 18 mm socket
-
Install and hand-tighten the
bolt that attaches the RH mount of the rear drive unit to the rear
subframe.
Tip: Use of the following tool(s) is recommended:
- 18 mm socket
-
Install and hand-tighten the
bolt that attaches the LH mount of the rear drive unit to the rear
subframe.
Tip: Use of the following tool(s) is recommended:
- 18 mm socket
- Lower the drive unit sling to release tension in the cable.
- Remove the drive unit sling from the gantry.
- Remove the hooks (x3) that attaches the drive unit sling tool to the rear drive unit.
-
Torque the LH, RH and rear
motor mount bolts.Tip: Use of the following tool(s) is recommended:
- 18 mm socket
- Install the clips that attach the resolver electrical harness to the rear drive unit, and then connect the electrical connector.
- Connect the oil pump connector from the rear drive unit assembly.
- Install the clip that attaches the low voltage electrical harness to the inverter.
- Connect the electrical harness from the inverter low voltage connector.
-
Install and hand-tighten the
bolt and nut that attach the RH rear upper aft link to the subframe.Tip: Use of the following tool(s) is recommended:
- 21 mm socket
- 21 mm combination wrench
-
Install and hand-tighten the bolt and
nut that attach the RH rear upper fore link to the subframe.Tip: Use of the following tool(s) is recommended:
- 18 mm socket
- 18 mm combination wrench
- flex head ratchet
-
Install and hand-tighten the
bolt and nut that attach the RH rear toe link to the subframe.Tip: Use of the following tool(s) is recommended:
- 18 mm deep socket
- 18 mm combination wrench
- flex head ratchet
NoteRotate the eccentric bolt to find the correct position for removal. -
Install and hand-tighten the
bolt and nut that attach the RH rear lower fore link to the subframe.Tip: Use of the following tool(s) is recommended:
- 18 mm socket
- 18 mm combination wrench
- flex head ratchet
- Repeat step 17 through step 20 for the LH side of the subframe assembly.
- Position the rear drive unit HV cable on the rear subframe.
- Fully raise the handle on the rear drive unit HV connector.
- Install the HV connector special tool onto the rear drive unit HV connector.
-
Use both hands to firmly
connect the rear drive unit HV connector to the rear drive unit.
CAUTIONMake sure that the connector fits the header squarely and tightly, and that both retention pins enter the handle.
- Remove the HV connector special tool from the rear drive unit HV connector.
-
While pressing the rear
drive unit HV connector onto the rear drive unit HV header, fully lower the
handle.
CAUTIONMake sure that the handle does not bind as it is lowered.
- Slide the release to lock the rear drive unit HV connector handle in the secured position.
-
Verify that the rear drive
unit HV connector is fully seated, and compare both sides of the connector
that it is properly secured in place.
NoteAn improperly seated connector might lead to connector damage and rear drive unit problems later on.
-
Install the bolt that
attaches the HV harness bracket to the inverter.Tip: Use of the following tool(s) is recommended:
- 10 mm socket
-
Connect the rear drive unit
inlet hose to the inverter coolant coupling, and then fasten the spring
clip.
CAUTIONPerform a push-pull test to verify that the hose is fully seated.
- Install the clip that attaches the rear drive unit inlet hose to the HV harness bracket.
- Position the subframe lifting tool and rear subframe underneath the vehicle.
- Connect the air line to the subframe lifting tool.
-
With an assistant, slowly
raise the rear drive unit and subframe into position.
CAUTIONAssist with the routing of HV harnesses and coolant hoses through components so that they are not pinched or broken.
-
Hand-tighten the new bolts
(x2) that attach the rear subframe to the body.
NoteThe tightening of the bolts will be performed later in this procedure.
- Remove the smaller bolts that attach the LH and RH shear plates to the body.
-
Install the LH shear plate
to the rear subframe and HV battery, and then hand-tighten a new bolt to
attach the shear plate to the subframe.
NoteThe tightening of the bolt will be performed later in this procedure.
-
Hand-tighten the smaller
bolts that attach the LH shear plate to the HV battery.
NoteThe tightening of the bolts will be performed later in this procedure.
- Repeat step 37 through step 39 for the RH side of the vehicle.
-
Torque the smaller bolts
that attach the LH and RH shear plates to the vehicle.
For non-Structural Pack vehicles:For Structural Pack vehicles:Tip: Use of the following tool(s) is recommended:
- 13 mm socket
- 3 in extension
-
Torque the large bolts that
attach the LH and RH shear plates to the vehicle, and then mark them with a
paint pen after torquing.Tip: Use of the following tool(s) is recommended:
- 21 mm socket
- 6 in extension
-
Tighten the bolts that
attach the LH and RH rear subframe to the body, and then mark them with a
paint pen after torquing.Tip: Use of the following tool(s) is recommended:
- 21 mm socket
- 6 in extension
- Fasten the fir tree clips that attach the coolant hoses to the LH and RH shear plates.
- Release the straps and lower the subframe lifting tool from the vehicle.
- Disconnect the air line from the subframe lifting tool, and then remove the tool from underneath the vehicle.
- Fully raise the handle on the HV battery rear drive unit harness connector.
- Install the HV connector special tool onto the HV battery rear drive unit connector.
-
Use both hands to firmly
connect the HV battery rear drive unit connector of the rear drive unit to
HV battery harness to the HV battery header.
CAUTIONMake sure that the connector fits the header squarely and tightly, and that both retention pins enter the handle.
- Remove the HV connector special tool from the HV battery rear drive unit connector.
-
While pressing the HV
battery rear drive unit connector onto the HV battery header, fully lower
the handle.
CAUTIONMake sure that the handle does not bind as it is lowered.
- Slide the release to lock the HV battery rear drive unit connector handle in the secured position.
-
Verify that the HV battery
rear drive unit connector is fully seated, and compare both sides of the
connector that it is properly secured in place.
NoteAn improperly seated connector might lead to connector damage and rear drive unit problems later on.
-
Install the nut that
attaches the rear drive unit HV electrical harness bracket to the HV
battery.Tip: Use of the following tool(s) is recommended:
- 10 mm socket
- 4 in extension
- Position the coolant drain beneath the RH rear of the HV battery.
-
Remove the hose plugs, and
then connect coolant outlet hose to rear power train return hose.
CAUTIONPerform a push-pull test to verify that the hose is fully seated.
- Position the coolant drain underneath the LH rear of the HV battery.
-
Remove the hose plugs, and
then connect rear drive unit inverter inlet hose to the rear of HV
battery.
CAUTIONPerform a push-pull test to verify that the hose is fully seated.
- Remove the coolant drain from underneath the vehicle.
- Install the rear HV battery skid plate. See Skid Plate - HV Battery - Rear (Remove and Replace).
- Install the rear stabilizer bar. See Stabilizer Bar - Rear (Remove and Replace).
-
Install the bolt that
attaches the rear drive unit ground strap to the body.Tip: Use of the following tool(s) is recommended:
- 10 mm 12-point deep socket
NoteReinstall the washer if the vehicle had this washer during removal. - Fasten the LH subframe electrical harness barrel clip to the body.
-
Connect the electrical
connector for the LH side 12V subframe harness.
- Repeat steps 63 and 64 for the RH side of the vehicle.
- Partially lower and lock the vehicle to a comfortable working height.
-
Remove the halfshaft plugs
from the gearbox, and then with assistance, install the LH and RH front
drive unit halfshafts into the front drive unit.
CAUTIONTake care not to damage or displace the oil seal.CAUTIONMake sure that the opening of the snap ring is facing towards the bottom of the drive unit.NoteMove the front knuckle assembly aside to provide enough clearance to safely install the front drive unit halfshaft.NoteNew front drive units come prefilled with gearbox fluid. Clean up any leaks during installation and top off the gearbox fluid as necessary. For more information, search for 1446276-00-B in the Service Tooling Catalog.
-
Verify that the halfshafts
are fully seated:
- Carefully push the halfshaft into the drive unit until there is an audible "click" from the halfshaft stub contacting the pinion shaft.
- There will be a slight pulling sensation on the halfshaft as the halfshaft circlip locks into place.
- Pull on the inner halfshaft cup to confirm that the circlip is locked into place. If the halfshaft detaches from the drive unit then reinstall the halfshaft and then test that it is fully seated.
-
Apply approximately 1 gram
of Molykote M-77 Lubricant Paste only to the hub
mating face on the outboard side of the LH rear drive unit halfshaft.
CAUTIONDo not apply any lubricant to the halfshaft splines. If lubricant is mistakenly applied, wipe the splines clean with a shop towel.
- Position a support stand underneath the RH rear suspension.
- With assistance, install the RH rear halfshaft into the RH knuckle, hub and rotor assembly, and then position the knuckle assembly onto the support stand.
-
Install and hand-tighten the
bolt and nut that attach the RH rear upper aft link to the RH rear
suspension knuckle.
-
Install and hand-tighten the bolt and nut that attach the RH rear upper fore link to
the RH rear suspension knuckle.
-
Install and hand-tighten the
bolt and nut that attach the RH toe link to the RH rear suspension
knuckle.
-
Install and hand-tighten the
bolt and nut that attach the RH rear lower fore link to the RH rear
suspension knuckle.
-
With assistance, position
the RH rear lower aft link assembly to the subframe, and then install and
hand-tighten the bolt and nut that attach the assembly to the subframe.Tip: Use of the following tool(s) is recommended:
- 21 mm socket
- 21 mm ratcheting combination wrench
-
Install and hand-tighten the
bolt and nut that attach the RH rear aft lower link to the RH rear
suspension knuckle.
-
Install the bolts that
attach the RH rear damper at the top mount.Tip: Use of the following tool(s) is recommended:
- 15 mm socket
- 3 in extension
-
Position the RH rear end
link into the stabilizer bar, and then install a new nut that attaches the
end link to the stabilizer bar.Tip: Use of the following tool(s) is recommended:
- 15 mm socket
- 5 mm hex socket
- 15 mm flex head combination ratcheting wrench
- flex head ratchet
NoteMove the stabilizer up and down as needed to achieve the correct angle for installation. -
Install a new nut and washer
that attach the RH rear halfshaft to the LH rear hub assembly.
NoteNut will be torqued at a later step.Tip: Use of the following tool(s) is recommended:
- 32 mm deep impact socket
- 6 in extension
- Remove the support stand from beneath the RH rear suspension.
-
Position the RH rear brake
caliper onto the RH rear knuckle, and then install new bolts that attach the
caliper to the knuckle.Tip: Use of the following tool(s) is recommended:
- External Torx E18
-
Install the grommet that
attaches the rear RH ABS wheel speed sensor cable to the rear RH
knuckle.
CAUTIONPerform a push-pull check on the grommet to make sure it is securely fastened to the knuckle.
-
Install the rear RH ABS
wheel speed sensor to the knuckle, and then install a new bolt to attach the
sensor to the knuckle.Tip: Use of the following tool(s) is recommended:
- 10 mm socket
- 6 in extension
- Repeat step 67 through step 84 for the LH side of the vehicle.
-
Remove the bolt that
attaches the RH rear brake rotor to the hub, but do not remove the rotor
from the assembly.
Tip: Use of the following tool(s) is recommended:
- 10 mm socket
- 2 in extension
- Ratchet/torque wrench
- Hand-tighten the nuts that attach the rear hub jack adapter to the LH rear hub.
- Position a support stand underneath the LH lower rear control arm, and then raise the support stand to simulate vehicle at ride height.
-
Use the rear ride height
torque gauge to verify that the suspension is set within ride height
specification.
NoteMight need to adjust the support stand or spring compressor tool slightly.
- Measure the distance between the bottom of the quarter panel to the center of the rear axle to make sure that the rear suspension is set to ride height: The distance should measure 427 mm.
-
Tighten the bolt and nut
that attach the RH rear upper aft link to the subframe.Tip: Use of the following tool(s) is recommended:
- 21 mm socket
- 21 mm combination wrench
-
Tighten the bolt and nut that attach
the RH rear upper fore link to the subframe.Tip: Use of the following tool(s) is recommended:
- 18 mm socket
- 18 mm combination wrench
- flex head ratchet
-
Tighten the bolt and nut
that attach the RH rear toe link to the subframe.Tip: Use of the following tool(s) is recommended:
- 18 mm deep socket
- 18 mm combination wrench
- flex head ratchet
-
Tighten the bolt and nut
that attach the RH rear lower fore link to the subframe.Tip: Use of the following tool(s) is recommended:
- 18 mm socket
- 18 mm combination wrench
- flex head ratchet
-
Tighten the bolt and nut that attach the RH rear lower aft link to the
subframe.NoteUse of the following tool(s) is recommended:
- 21 mm socket
- 21 mm combination wrench
-
Tighten the bolt and nut
that attach the RH rear damper assembly to the RH rear lower aft link.Tip: Use of the following tool(s) is recommended:
- 21 mm socket
- 21 mm combination wrench
- Flex head ratchet/flex head torque wrench
-
Tighten the bolt and nut
that attach the RH rear lower aft link to the RH rear suspension knuckle.
Mark the bolt with a paint pen.Tip: Use of the following tool(s) is recommended:
- 21 mm socket
- 21 mm ratcheting combination wrench
- Flex head ratchet/flex head torque wrench
-
Tighten the bolt and nut
that attach the RH rear upper aft link to the RH rear suspension knuckle.
Mark the bolt with a paint pen.Tip: Use of the following tool(s) is recommended:
- 21 mm socket
- 21 mm ratcheting combination flex head wrench
- 6 in extension
-
Tighten the bolt and nut
that attach the RH rear upper fore link to the RH rear suspension knuckle.
Mark the bolt with a paint pen.Tip: Use of the following tool(s) is recommended:
- 18 mm socket
- 18 mm ratcheting combination wrench
- 3 in extension
-
Tighten the bolt and nut
that attach the RH toe link to the RH rear suspension knuckle. Mark the bolt
with a paint pen.Tip: Use of the following tool(s) is recommended:
- 18 mm socket
- 18 mm ratcheting combination wrench
-
Tighten the bolt and nut
that attach the RH rear lower fore link to the RH rear suspension knuckle.
Mark the bolt with a paint pen.Tip: Use of the following tool(s) is recommended:
- 18 mm socket
- 18 mm ratcheting combination wrench
- Flex head ratchet/flex head torque wrench
-
Tighten the nut that
attaches the end link to the stabilizer bar. Mark the nut with a paint
pen.Tip: Use of the following tool(s) is recommended:
- 15 mm socket
- 5 mm hex socket
- 15 mm flex head combination ratcheting wrench
- flex head ratchet
- Remove the support stand front underneath the RH suspension.
- Remove the hub jack adapter from the RH rear hub.
-
Install the bolt that
attaches the RH rear brake rotor to the RH rear hub.Tip: Use of the following tool(s) is recommended:
- 10 mm socket
- 2 in extension
- Ratchet/torque wrench
- Remove the spring compressor from the RH rear coil spring.
- Repeat step 86 through step 106 for the LH side of the vehicle.
- Install the LH and RH rear suspension covers. See Cover - Rear Suspension - LH (Remove and Replace).
- Install the mid aero shield panel. See Panel - Aero Shield - Mid (Remove and Replace).
- Install the rear wheels. See Wheel Assembly (Remove and Install).
-
Torque the LH rear halfshaft
nut.Tip: Use of the following tool(s) is recommended:
- 32 mm deep impact socket
- If equipped, install the LH front wheel center cap. See Cap - Wheel (Remove and Replace).
- Perform a vacuum refill of the cooling system. See Cooling System (Vacuum Refill).
- Connect 12V power. See 12V/LV Power (Disconnect and Connect).
- Install the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
- Install the 2nd row lower seat cushion. See Seat Cushion - Lower - 2nd Row (Remove and Replace).
- Refer to the Alignment Requirement tables to determine whether an EPAS alignment check (EC) or four wheel alignment check (AC) is necessary. If performed, add the alignment check/adjust as a separate activity. See Alignment Requirement - Suspension.
- Restore the driver and front passenger seats back to their original positions.