Cover - Phase Out - Rear Drive Unit (3DU) (Remove and Replace)
Correction code 4001020042 FRT 0.84 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.
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Only
technicians who have been trained in High Voltage Awareness and
have completed all required certification courses (if applicable) are permitted to
perform this procedure. Proper personal protective equipment
(PPE) and insulating HV gloves with a minimum rating
of class 0 (1000V) must be worn at all times a high voltage
cable, busbar, or fitting is handled. Refer to Tech Note TN-15-92-003, High Voltage Awareness
Care Points
for additional safety
information.
Remove
- Raise and support the vehicle. See GUID-0ECF2493-88F6-48E9-ADBB-9AE1D52E217C.html.
- Remove the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
- Disconnect the LV power. See LV Battery - Li-lon (Disconnect and Connect).
- Remove the 2nd row lower seat cushion. See Seat Cushion - 2nd Row (Remove and Replace).
- Perform Vehicle HV Disablement Procedure. See Vehicle HV Disablement Procedure.
- Remove the rear aero shield panel. See Panel - Aero Shield - Rear (Remove and Replace).
- Remove the rear HV battery skid plate. See Skid Plate - HV Battery - Rear (Remove and Replace).
-
Remove the bolt that
attaches the HV battery to rear drive unit harness bracket to the rear drive
unit inverter.
Tip: Use of the following tool(s) is recommended:
- 10 mm socket
- Cordless hex driver
-
Remove the nut 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 magnetic deep nutsetter
- Cordless hex driver
- 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.
- Disconnect the electrical connector that attaches the rear drive unit HV harness to the HV battery.
- Repeat step 10through step 12 on the other side of the rear drive unit HV harness.
- Remove the label from the phase out cover and discard it.
-
Remove the bolts (x2) that attach the phase out cover to the rear drive
unit.
Tip: Use of the following tool(s) is recommended:
- External Torx Plus EP10
- 4 in extension
- Cordless Ratchet/Impact Driver
- Ratchet/torque wrench
- Use a plastic trim tool to remove the phase out cover from the vehicle.
Install
-
Install the bolts (x2) that
attach the phase out cover to the rear drive unit.Tip: Use of the following tool(s) is recommended:
- 10 mm deep socket
- 4 in extension
- Cordless Ratchet/Impact Driver
- Ratchet/torque wrench
- Perform the inverter air leak test. See Inverter Air Leak Test (Inspection).
- Stick a new label to the phase out cover.
- Fully raise the handle on the electrical connector that attaches the rear drive unit HV harness to the rear drive unit.
- Install the HV connector special tool onto the electrical connector that attaches the rear drive unit HV harness to the rear drive unit.
-
Use both hands to firmly connect the
electrical connector that attaches the rear drive unit HV harness 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 electrical connector that attaches the rear drive unit HV harness to the rear drive unit.
-
While pressing the electrical
connector that attaches the rear drive unit HV harness to the rear drive unit, fully
lower the handle.
CAUTIONMake sure that the handle does not bind as it is lowered.
- Slide the release to lock the electrical connector that attaches the rear drive unit HV harness to the rear drive unit in the secured position.
-
Verify that the electrical
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.
- Repeat step 3through step 9 on the other side of the rear drive unit HV harness.
-
Install the nut 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
- Cordless hex driver
- Ratchet/torque wrench
-
Install the bolt that
attaches the HV battery to rear drive unit harness bracket to the rear drive
unit inverter.Tip: Use of the following tool(s) is recommended:
- 10 mm socket
- Cordless hex driver
- Ratchet/torque wrench
- Install the rear HV battery skid plate. See Skid Plate - HV Battery - Rear (Remove and Replace).
- Install the rear aero shield panel. See Panel - Aero Shield - Rear (Remove and Replace).
- Install the 2nd row lower seat cushion. See Seat Cushion - 2nd Row (Remove and Replace).
- Connect the LV power. See LV Battery - Li-lon (Disconnect and Connect).
- Install the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
- Remove the vehicle from the 2 post lift. See GUID-0ECF2493-88F6-48E9-ADBB-9AE1D52E217C.html.