Torque Specifications - Rear Drive Unit

Table 1. Torque Specifications: HALFSHAFT - REAR - 28MM X 580MM SHAFT (Remove and Replace)
Description Torque Value Recommended Tools Reuse/Replace Notes
LH rear halfshaft nut
300 Nm (221.2 lbs-ft)
  • 32 mm deep impact socket
  • Flex head ratchet/flex head torque wrench
Replace 1765133-00-A
Bolt that attaches the LH rear brake rotor to the hub
5 Nm (3.7 lbs-ft)
  • 10 mm socket
  • Cordless Ratchet/Impact Driver
  • 2 in extension
Reuse
Bolts that attach the LH rear caliper to the LH rear knuckle
83 Nm (61.2 lbs-ft)
  • External Torx E18
  • Ratchet/torque wrench
Replace 1088969-00-B
Bolt that attaches the LH rear ABS wheel speed sensor to the knuckle
5 Nm (3.7 lbs-ft)
  • Torx T30 socket
  • Flex head ratchet/flex head torque wrench
  • 4 in extension
Reuse
Nut that attaches the LH rear stabilizer bar link to the LH rear knuckle
55 Nm (40.6 lbs-ft)
  • 15 mm socket
  • Flex head ratchet/flex head torque wrench
Replace 1111542-00-A
Bolt and nut that attach the LH rear upper aft link to the LH rear knuckle
134 Nm (98.8 lbs-ft)
  • 21 mm socket
  • Flex head ratchet/flex head torque wrench
Reuse
Bolt and nut that attach the LH rear upper fore link to the knuckle
84 Nm (61.9 lbs-ft)
  • 18 mm socket
  • 3 in extension
  • Cordless Ratchet/Impact Driver
  • Flex head ratchet/flex head torque wrench
Reuse
Bolt and nut that attach the LH rear toe link to knuckle
76 Nm (56.0 lbs-ft)
  • Cordless 3/8in Dr Impact
  • 18 mm socket
  • Flex head ratchet/flex head torque wrench
Reuse
Bolt and nut that attach the LH rear lower fore link to knuckle
76 Nm (56.0 lbs-ft)
  • Cordless 3/8in Dr Impact
  • 18 mm deep socket
  • 3 in extension
  • Flex head ratchet/flex head torque wrench
Reuse
Table 2. Torque Specifications: GROUND STRAP CABLE (Remove and Replace)
Description Torque Value Recommended Tools Reuse/Replace Notes
Bolt that attaches the ground strap to the rear drive unit
10 Nm (7.4 lbs-ft)
  • 10 mm socket
  • 4 in extension
  • Ratchet/torque wrench
Reuse
Table 3. Torque Specifications: Rear Drive Inverter (3DU) (Remove and Install)
Description Torque Value Recommended Tools Reuse/Replace Notes
Nut that attaches the RDU ground strap to the vehicle
10 Nm (7.4 lbs-ft)
  • 10 mm 12-point deep socket
Reuse
LH and RH rear bolts that attach the subframe to the body
125 Nm (92.2 lbs-ft)
  • 21 mm socket
Reuse
Bolts (x2) that secure the RDU phase out cover
14 Nm (10.3 lbs-ft)
  • External Torx Plus EP10
Reuse
Bolts (x3) that attach the RDU 3-phase cable to the inverter and motor
11.5 Nm (8.5 lbs-ft)
  • 10 mm socket
Reuse
Bolts (x12) that attach the RDU inverter to the gearcase assembly
12.5 Nm (9.2 lbs-ft)
  • External Torx Plus EP10
Reuse
Table 4. Torque Specifications: FILL/DRAIN PLUG (Remove and Replace)
Description Torque Value Recommended Tools Reuse/Replace Notes
Nut that attaches the fill plug to the drive unit
15 Nm (11.1 lbs-ft)
  • 8 mm socket
  • Ratchet/torque wrench
Reuse
Table 5. Torque Specifications: Rear Drive Unit Assembly - 4DU - Drive Unit - Heat Exchanger (Remove and Replace)
Description Torque Value Recommended Tools Reuse/Replace Notes
4DU oil fill plug
15 Nm (11.1 lbs-ft)
  • Flex head ratchet/flex head torque wrench
  • 8 mm socket
  • 6 in extension
  • ¼ in to 3/8 in adapter
  • Ratchet/torque wrench
Reuse
4DU oil drain plug
15 Nm (11.1 lbs-ft)
  • Flex head ratchet/flex head torque wrench
  • 8 mm socket
Reuse
Bolts (x2) that attach the heat exchanger to the drive unit
5 Nm (3.7 lbs-ft) + 30 degrees
  • Flex head ratchet/flex head torque wrench
  • 4 in extension
  • External Torx Plus EP10
  • Torque wrench with angle measurement
Reuse
Table 6. Torque Specifications:FLUID COUPLING - 55 DEGREE (Remove and Replace)
Description Torque Value Recommended Tools Reuse/Replace Notes
Bolt that attaches the 55 degree fluid coupling to the rear drive unit
6 Nm (4.4 lbs-ft)
  • Torque Wrench 1/4in Dr. + Angle - 1076971-02-A
  • Torx T30 socket
  • Cordless Ratchet/Impact Driver
Replace 1496485-00-B
Table 7. Torque Specifications:HIGH VOLTAGE HEADER- INVERTER- 3DU - REAR (Remove and Replace)
Description Torque Value Recommended Tools Reuse/Replace Notes
Bolt securing RDU HV cable bracket to RDU
10 Nm (7.4 lbs-ft)
  • Insulated
    • 10 mm socket
  • Electrical Protective Gloves
  • Electrical Protective Gloves
Reuse
Bolts securing HV Header to RDU
6 Nm (4.4 lbs-ft)
  • 3/8 inch ratchet with rotary disc changeover RTCH-REV-3/8IN-72TEETH-L175MM ZEBRA
  • Torx T30 socket
Replace
Table 8. Torque Specifications:Rear Drive Unit Assembly - 4DU - Drive Unit - Breather Assembly (Remove and Replace)
Description Torque Value Recommended Tools Reuse/Replace Notes
Rear drive unit breather torque
5 Nm (3.7 lbs-ft)
  • Combination Wrench 12pt 22mm
  • ADAPTER, IMPACT, 1/4" DR - 3/8" DR
  • Flex head ratchet/flex head torque wrench
Reuse
Table 9. Torque Specifications:Rear Drive Unit - 3DU - Drive Unit - Breather Assembly (Remove and Replace)
Description Torque Value Recommended Tools Reuse/Replace Notes
Rear drive unit breather torque
5 Nm (3.7 lbs-ft)
  • Combination Wrench 12pt 22mm
  • ADAPTER, IMPACT, 1/4" DR - 3/8" DR
  • Flex head ratchet/flex head torque wrench
Reuse
Table 10. Torque Specifications:REAR DRIVE INVERTER - 4DU (Remove and Replace)
Description Torque Value Recommended Tools Reuse/Replace Notes
Bolts (X3) securing the rear drive unit 3 phase cable for inverter and motor
5 Nm (3.7 lbs-ft) + 40 degrees
  • 4 in extension
  • 10 mm socket
  • Cordless Ratchet/Impact Driver
Replace
Bolts (X9) securing the RDU inverter to gearbox assembly
12.5 Nm (9.2 lbs-ft)
  • Cordless Ratchet/Impact Driver
  • 4 in extension
  • External Torx Plus EP10
Replace
Table 11. Torque Specifications: Rear Drive Unit - Rear Drive Unit Assembly - Oil Filter - 3DU (Remove and Replace)
Description Torque Value Recommended Tools Reuse/Replace Notes
Bolts (X2) of oil pump
5 Nm (3.7 lbs-ft) and 20 degrees
  • External Torx Plus EP10
  • 3/8 inch ratchet with rotary disc changeover RTCH-REV-3/8IN-72TEETH-L175MM ZEBRA
Reuse
Fill plug of rear drive unit
15 Nm (11.1 lbs-ft)
  • 3/8 inch ratchet with rotary disc changeover RTCH-REV-3/8IN-72TEETH-L175MM ZEBRA
  • DR, HEX BIT, METRIC, 8MM
Replace
Table 12. Torque Specifications:Rear Drive Unit - Rear Drive Inverter Fluid Coupling Straight (RR)
Description Torque Value Recommended Tools Reuse/Replace Notes
Bolt (X1) securing straight fluid coupling
6 Nm (4.4 lbs-ft)
  • Torx T30 socket
  • 4 in extension
Replace
Table 13. Torque Specifications:REAR DRIVE UNIT - 4DU (Remove and Replace)
Description Torque Value Recommended Tools Reuse/Replace Notes
LH, RH and rear bolts that attach the drive unit to the subframe
80 Nm (59.0 lbs-ft)
  • Ratchet/torque wrench
  • Flex head ratchet/flex head torque wrench
  • 18 mm socket
Reuse
Table 14. Torque Specifications:REAR DRIVE UNIT - 3DU - HIGH CURRENT (Remove and Install)
Description Torque Value Recommended Tools Reuse/Replace Notes
LH, RH and rear bolts that attach the drive unit to the subframe
80 Nm (59.0 lbs-ft)
  • Ratchet/torque wrench
  • Flex head ratchet/flex head torque wrench
  • 18 mm socket
Reuse
Table 15. Torque Specifications: LEFT HANDS MOUNT - 4DU (Remove and Install)
Description Torque Value Recommended Tools Reuse/Replace Notes
LH mount bolt (X1) securing drive unit to subframe
80 Nm (59.0 lbs-ft)
  • 18 mm socket
  • Cordless Ratchet/Impact Driver
Reuse Use a pry to aid as needed, do not damage drive unit casting
Bolts (X3) securing LH mount assembly to RDU
35 Nm (25.8 lbs-ft) +55 degree
  • External Torx E14
  • Cordless Ratchet/Impact Driver
Replace
Table 16. Torque Specifications:Rear Drive Unit Assembly - 3DU - Drive Unit - LH Mount - 3DU (Remove and Replace)
Description Torque Value Recommended Tools Reuse/Replace Notes
LH mount bolt (X1) securing drive unit to subframe
80 Nm (59.0 lbs-ft)
  • 18 mm socket
  • Cordless Ratchet/Impact Driver
Reuse
Bolts (X3) securing LH mount assembly to RDU
35 Nm (25.8 lbs-ft) + 55 degree
  • External Torx E14
  • Cordless Ratchet/Impact Driver
Replace
Table 17. Torque Specifications:COVER- PHASE OUT - 4DU (Remove and Replace)
Description Torque Value Recommended Tools Reuse/Replace Notes
Bolts (X2) securing rear drive unit phase out cover
14 Nm (10.3 lbs-ft)
  • Cordless Ratchet/Impact Driver
  • External Torx Plus EP10
Reuse