04/06/2024 18:01:08

Rear Drive Inverter (3DU) (Remove and Replace)

Correction code 4020010022 FRT 3.06 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.

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.

Remove

Raise and support the vehicle. See GUID-0ECF2493-88F6-48E9-ADBB-9AE1D52E217C.html.
Open all doors and lower all windows.
Move the LH and RH front seats forward.
Locally connect a laptop with Toolbox 3 to the vehicle. See Toolbox 3 (Connect and Disconnect).
Upon successful connection, Service Mode Plus will be enabled, and the "Service Mode Plus" watermark will appear on the touchscreen.
Access High Voltage System routines using the UI.

Note
Select Service mode plus > High Voltage.
Select "Procedures" through UI.
Select "REAR Drive INVERTER Replacement" through UI.
Select "Store Bootloader Data " through UI.
Select "Run" through UI to Store Bootloader Data.

Note
Allow routine to complete, ensure routine is successful,then select "close" through UI.
Select "Store Application Data" through UI.
Select "Run" through UI to Store Application Data.

Note
Allow routine to complete, ensure routine is successful,then select "close" through UI.
Select "Start Fluid Fill /Drain" through UI.
Select "Run" through UI to Start Fluid Fill /Drain.

Note
Allow routine to complete, ensure routine is successful,then select "close" through UI.
Perform Vehicle HV Disablement Procedure. See Vehicle HV Disablement Procedure.
Remove both rear wheels. See Wheel Assembly (Remove and Install).
Open trunk from exterior switch.
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 LH and RH clips securing rear aero shield to wheel house liner.

Note
2x clips.
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 the 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 and place on padded surface.

Note
2x connector, Recommendassistance.
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
1x barrel clip.
Remove nut securing RDU ground strap to vehicle.

Note
1x nut, 10mm, 10 Nm, Located at LH rear wheel well area.
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.
Remove bolts securing rear stabilizer bar to subframe and remove assembly.

Note
4x patch bolts, 11mm, 30 Nm, Discard after removal.
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.
Position coolant drain container underneath LH rear of HV battery.
Disconnect RDU inverter inlet tube from LH rear of HV battery.

Note
1x spring clip, Plug hose connections as needed, Coolant loss greater than 1 L will require vacuum fill.
Position coolant drain container underneath LH RDU area.
Disconnect RDU inverter inlet tube from fluid coupling.

Note
1x spring clip, 2x plugs, Plug the hose end and the fluid coupling.
Release RDU inverter inlet tube from RDU HV cable harness.

Note
1x fir tree clip.
Remove RDU inverter inlet hose from subframe.

Note
Maneuver hose as needed to remove from between rear subframe and RDU HV cable harness, Remove plugs from both ends and allow coolant to fully drain if discarding.
Remove coolant drain container from underneath vehicle.
Remove bolt securing RDU HV cable bracket to RDU.

Note
1x bolt, 10mm, 6 Nm.
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.
Release RDU HV harness connection.

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.
Remove RDU HV harness.

Note
Rotate and route cable between subframe, rear drive unit and battery.
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.
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.

Note
Lower the subframe partially, Use caution while lowering subframe as multiple components are still attached, Do not overstrain these components, The dampers and brake calipers are still connected, Recommend lowering about 3.25in or 8.25cm.
Tilt subframe fixture forward.

Note
Adjust the powertrain lift and tilt it forward in order to access motor mount fasteners.
Support center of the RDU with protective block.

Note
Using a rubber or wood block, support the center of the RDU while mount is disconnected, Do not damage drive unit.
Release RDU ground strap clip from subframe.

Note
1x clip
Release inverter to cooler hose clip.

Note
1x clip
Release RDU inverter to oil cooler hose.

Note
1x hose clip, Image zoomed in for clarity.
Release RDU logic connection clip.

Note
1x clip.
Release RDU logic connection.

Note
1x connector, Release locking tab then push the handle downward to release connector.
Remove LH mount bolt securing drive unit to subframe.

Note
1x bolt, 18mm, 80 Nm, Remove fastener, Use a pry to aid as needed, Do not damage drive unit casting.
Remove the bolts for RDU LH mount assembly.

Note
3x bolts, E14, 35 Nm and 55 degrees, Break loose and remove fasteners.
Remove LH mount assembly from between rear drive unit and subframe.

Note
Maneuver upwards and remove.
Put on ESD wrist strap and secure it to inverter housing.
Remove label from phase cover.

Note
Discard label after removal.
Remove the bolts securing the RDU phase out cover.

Note
2x bolts, EP10, 14 Nm.
Remove the phase out cover from RDU.

Note
Use a plastic trim tool to aid in removal, If phase out cover or O-rings are damaged then replace with a new unit.
Remove bolts securing the RDU 3 phase cable for inverter and motor.

Note
3x bolts, 10mm, 11.5 Nm, Do not drop fasteners, Fasteners can be re-used.
Remove bolts securing the RDU inverter to gearbox assembly.

Note
12x bolts, EP10, 12.5 Nm, Fasteners can be re-used.
Remove the inverter from drive unit and drain coolant.

Note
Inverter to be removed down between the drive unit and subframe, Gasket is one time use, Careful not to damage the PCBA during removal.
Place drive inverter on ESD mat.

Note
Carefully place inverter on ESD safe mat, Do not place inverter facing downwards on the circuit board as it is fragile.
Remove ESD wrist strap from old inverter housing.

Note
ESD Wrist Strap - 1080292-00-A.

Install

Prepare new drive inverter.

Note
Prepare new drive inverter, Save packaging to MRB old drive inverter, Remove any red protective covers，Refer to https://toolbox.teslamotors.com/articles/6865600 for instruction of installing 2PO inverter to the 3DU vehicle.
Secure ESD strap to new inverter housing.
Clean mating surfaces of the phase lugs.

Note
Clean with IPA, Allow 1 min to dry, Do not leave any debris on the mating surfaces.
Inspect the gap pad of the new inverter.

Note
Verify the gap pad is fully attached and covering the discharge resistor array, No resistors should be visible, Gap pad should be clean of debris and evenly adhered. Replace gap pad if it does not match the criteria.
Position the inverter with gasket to rear drive unit.

Note
1x gasket, 2x guide pins, Maneuver rear inverter into position, Take caution when maneuvering between subframe do not damage the circuit board, Make sure the 3 phase cables and guides align during installation.
Thread in and flush fasteners securing rear inverter to the rear gearbox assembly.

Note
12x bolts, EP10, 12.5 Nm, Fasteners can be re-used, Thread in fasteners until flush, Follow the run down sequence, Do not over torque the fasteners.
Torque bolts securing rear inverter to gearbox assembly.

Note
12x bolts, EP10, 12.5 Nm, Follow the torque sequence.
Install fasteners securing inverter to the 3 phase lugs.

Note
3x bolts, 10mm, 11.5 Nm, Fasteners can be re-used, Do not drop fasteners, Use a magnet as needed, If re-using fastener torque to 11.5 NmIf installing new fasteners torque to 12.5 Nm, Reverse 180 degrees, then torque to 5 Nm + 40 degrees.
Install phase out cover onto RDU.

Note
If phase out cover or O-rings are damaged then replace with a new unit, Lightly lubricate cover as needed, Fully seat cover.
Install bolts securing the RDU phase out cover.

Note
2x bolts, EP10, 14 Nm.
Remove ESD wrist strap from inverter.
Take old inverter and prepare for MRB, Label properly for return or disposal.

Note
Use ESD wrist strap, Label inverter for MRB and return to packaging, Secure any protective red caps, Return or dispose of packaging through proper channels, Label the part as MRB.
Install adapter into RDU logic connector.
Install adapter into rear drive inverter.
Install the leak test adapter into the rear drive inverter.
Close both valves on the regulator test tool.

Note
By turning valve knobs to a vertical position, The valves are fully closed.
Connect regulator to air supply.

Note
Verify regulator valves are both in the closed position if not already done so.
Turn right side regulator valve to the open position.

Note
By turning the valve knob to a horizontal position, The valve is fully open.
Set regulator to 1.000 psi.
Open the left side regulator valve to inject air into Rear Drive Inverter.

Note
Close right side regulator valve when the pressure reaches 1.000 psi and stabilizes, Fill time is 60 seconds.
Wait 60 seconds to test pressure.
Record value of starting pressure.
Wait 45 seconds for pressure to settle.
Record value of end pressure.

Note
Subtract the ending pressure from the starting pressure: If the difference is greater than 0.200psi, check the hose, adapter, plug fittings, and check the regulator pressure, then retest. If the difference is still greater than 0.200 psi, escalate a Toolbox session. If the difference is 0.200 psi or less, continue the procedure.
Disconnect air supply from regulator tool.
Disconnect leak test adapter from regulator test tool.
Disconnect regulator test tool from Rear Drive Inverter.
Disconnect regulator test tool from RDU logic connector.
Install the 3 phase access label.
Connect RDU logic connector.

Note
1x connector, Engage locking handle.
Secure RDU logic connection clip.

Note
1x clip.
Position LH mount assembly in between rear drive unit and subframe.

Note
Maneuver between drive unit and subframe.
Install and torque bolts securing the LH mount assembly.

Note
3x bolts, E14, 35 Nm and 55 degrees, Follow torque sequence per image.
Install LH bolt securing rear drive unit to subframe.

Note
1x bolt, 18mm, 80 Nm.
Remove center support from RDU.
Secure inverter to cooler hose to inverter.

Note
1x spring clip, Perform push-pull-push test to make sure hose is fully engaged.
Secure inverter to cooler hose clip.

Note
1x clip
Secure RDU ground strap clip onto subframe.

Note
1x clip.
Tilt subframe fixture backwards to original position.

Note
Tilt subframe fixture back to original position.
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.
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.
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.
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.
Install RDU HV harness.

Note
Route cable between rear drive unit, subframe and battery, Rotate into connection position.
Connect RDU HV harness to RDU.

Note
1x connector, Install HV connector lever lock to RDU HV cable connector, Align connector to RDU then remove HV connector lever lock before fully latch 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 bolt securing RDU HV cable bracket to RDU.

Note
1x location tab, 1x bolt, 10mm, 6 Nm.
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.
Position coolant drain container underneath LH RDU area.
Install RDU inverter inlet tube into subframe.

Note
Maneuver hose as needed to position between rear subframe and RDU HV cable harness.
Remove plug from fluid coupling and connect RDU inverter inlet tube.

Note
1x spring clip, 1x plug, Perform push-pull-push test to make sure hose is fully engaged.
Secure RDU inverter inlet tube onto RDU HV cable harness.

Note
1x fir tree clip.
Position coolant drain container underneath LH rear of HV battery.
Remove plug from HV battery and connect RDU inverter inlet tube.

Note
1x spring clip, 1x plug, Perform push-pull-push test to make sure hose is fully engaged.
Remove coolant drain container from underneath vehicle.
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.
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.
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 RH side subframe harness clip to body.

Note
1x barrel clip.
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 rear fascia.

Note
2x connector, Recommendassistance.
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.
lnstall 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.
Apply Loctite 222 onto bolts and install bolts securing rear diffuser to body.

Note
4x bolts, 10mm, 4 Nm, 2x fastener covers.
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 screw securing rear fascia to LH quarter panel.

Note
1x screw, T25, 2 Nm.
Install 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.
Close trunk via interior switch.
Remove coolant bottle cap.
Place empty coolant container into front storage area.
Fill container with at least 15L of coolant.
Place filled coolant container into front storage area.
Install refill tool cap onto coolant bottle assembly.
Setup vacuum refill tool.

Note
Verify all valves on refill tool are in the closed position, See image for clarity.
Install vacuum refill hose into refill cap on coolant bottle.

Note
Perform push-pull-push test to verify hose is fully engaged.
Position overflow hose into empty container.
Place refill hose inside filled coolant container.

Note
Make sure hose end is fully submerged into coolant.
Connect shop air supply to coolant refill tool.

Note
If not already done, Verify refill valve is set to off.
Open air inlet valve to draw a vacuum, Once gauge stabilizes, Fully close valve.

Note
Gauge stabilizes roughly (60-70 cmHg), Vacuum should not drop after the valves are closed.
Slowly open coolant refill valve to allow coolant to be drawn into coolant refill hose, Close valve when hose is full of coolant.
Monitor gauge for 30 seconds to verify a vacuum is maintained in cooling system.
Reopen the air inlet valve for 3 minutes to continue evacuating cooling system, then close valve.
Slowly open refill valve to allow coolant to be drawn into system.

Note
Make sure hose end of refill hose is fully submerged during entire process.
Once gauge reads zero, close refill valve.
Disconnect shop air supply from coolant refill tool.
Remove coolant refill hose from coolant container.
Remove coolant overflow hose from coolant container.
Remove vacuum refill hose from refill cap on coolant bottle.
Remove coolant refill tool from vehicle.
Remove both coolant containers from inside underhood area.
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.
Select "Stop Fluid Fill /Drain" through UI.
Select "Run" through UI to Stop Fluid Fill /Drain.

Note
Allow routine to complete, ensure routine is successful,then select "close" through UI.
Select "Restore Bootloader Data" through UI.
Select "Run" through UI to Restore Bootloader Data.

Note
Allow routine to complete, ensure routine is successful,then select "close" through UI.
Select "CAN Redeploy" through UI.
Select "Run" through UI to run CAN Redeploy.

Note
Allow routine to complete, ensure routine is successful,then select "close" through UI.
Select "Restore Application Data" through UI.
Select "Run" through UI to Restore Application Data.

Note
Allow routine to complete, ensure routine is successful,then select "close" through UI.
Select " Coolant Air Purge " through UI.
Select "Run" through UI to run Coolant Air Purge.

Note
Allow routine to complete, ensure routine is successful,then select "close" through UI.
Inspect coolant level and top off as necessary.

Note
Ensure that fluid level is at Max line.
Install coolant bottle cap.
Select " Thermal system Test " through UI.
Select "Run" through UI to run Thermal system Test.

Note
Allow routine to complete, ensure routine is successful,then select "close" through UI.
Manually engage the hood latch.

Note
Manually engage hood latch for resolver error learn.
Place stanchions around vehicle and set up a safety perimeter before performing resolver error learn.

Note
Use safety stanchions to section off vehicle before driving vehicle on a lift.
Press brake pedal to turn on drive rails.
Select " Resolver Error Learn " through UI.
Select "Run" through UI to run Resolver Error Learn.

Note
Allow routine to complete, ensure routine is successful,then select "close" through UI.
Disable Service Mode. See Service Mode.
Remove diagnostic cable from port to disconnect Toolbox 3.0 from vehicle.
Install both rear wheels. See Wheel Assembly (Remove and Install).
Remove safety stanchions from around vehicle after resolver learn is completed.

Note
Remove all stanchions after vehicle is finished with the resolver error learn.
Install the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
Move the LH and RH front seats to original position.
Raise all windows and close all doors.
Remove the lift arms from below the vehicle.
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.

Rear Drive Inverter (3DU) (Remove and Replace)

Remove

Install

Figure 1

Figure 2

Figure 3