Heat Exchanger - Rear Drive Unit (Remove and Replace)

Correction code 4030520240305202
Parent topic: 4030 - Rear Gearbox and Halfshafts

Remove

Note: Rear subframe assembly components have been removed from illustrations for clarity. It is not necessary to remove the rear drive unit from the rear subframe assembly to perform this procedure.

  1. Remove the rear subframe assembly. See Subframe Assembly - Rear (Remove and Install).
  2. Release the clips (x3) that attach the coolant outlet hose to the motor and heat exchanger body.
  3. Disconnect the coolant outlet hose from the heat exchanger.
  4. Release the clips (x4) that attach the coolant inlet hose to the LH mount, gearbox, and heat exchanger body.
  5. Disconnect the coolant inlet hose from the heat exchanger.
  6. Remove the bolts (x3) that attach the heat exchanger to the rear drive unit, and then remove the heat exchanger from the rear drive unit.
    Torque 5 Nm +30 deg
1Remove the rear subframe assembly. See Subframe Assembly - Rear (Remove and Install).
2Release the clips (x3) that attach the coolant outlet hose to the motor and heat exchanger body.
3Disconnect the coolant outlet hose from the heat exchanger.
4Release the clips (x4) that attach the coolant inlet hose to the LH mount, gearbox, and heat exchanger body.
5Disconnect the coolant inlet hose from the heat exchanger.
6Remove the bolts (x3) that attach the heat exchanger to the rear drive unit, and then remove the heat exchanger from the rear drive unit.
Torque 5 Nm +30 deg

Install

Installation procedure is the reverse of removal.

Caution:
Perform a push-pull test to verify that the hose is fully seated.