Rear Motor, Removing

Special tools and workshop equipment required 

• Transmission Support - Mounting Plate 48: 3282/48 
• Transmission Support: 3282 
• Transmission Support - Mounting Plate 49: 3282/49 
• Engine and Gearbox Jack: VAS 6931 
• Socket - Xzn 16: T10198 
• Engine Bung Set: VAS 6122 

Three-Phase Current Drive -VX54- with Electric Drive Power and Control Electronics -JX1- will be subsequently called motor.

Removing 

-- Refer to High-Voltage System, De-Energizing .

-- Remove the rear center underbody trim panels -1-. Refer to CENTER UNDERBODY TRIM PANEL, REMOVING AND INSTALLING .

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-- Remove the rear underbody trim panels -2-. Refer to REAR UNDERBODY TRIM PANEL, REMOVING AND INSTALLING .

-- Remove the spring link stone chip protection -4-. Refer to SPRING LINK STONE CHIP PROTECTION, REMOVING AND INSTALLING .

-- Remove the left and right drive axle. Refer to DRIVE AXLE, REMOVING AND INSTALLING .

-- Remove the left rear wheel housing liner. Refer to REAR WHEEL HOUSING LINER, REMOVING AND INSTALLING .

-- Refer to Coolant, Draining .

-- Remove the High-Voltage Battery Charger 1 -AX4-. Refer to High-Voltage Battery Charger 1 AX4, Removing and Installing .

Tip

Removal of the charger is necessary in order to replace the transmission mount bolt.

-- Open the hose clamp -arrow- and remove the coolant hose -1-.

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-- Disconnect the connector -2-.

-- Remove the nut -arrow- and the potential equalization cable bracket -1-.

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-- Unclip the coolant hose -1- -arrow-.

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-- Unclip the breather line for the transmission -1- in the left rear wheel housing -arrows-.

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-- Remove the bolts -arrows- for the cable guide for the high-voltage cable -1- on the transmission side.

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-- Place the Transmission Support: 3282  -D- on the Engine and Gearbox Jack: VAS 6931  -E-.

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-- Position the engine and gearbox jack -E- in the center underneath the motor with the transmission -2-.

-- Install the following adapters in the mounts:

A -  Transmission Support - Mounting Plate 48: 3282/48 

B -  Transmission Support - Pins 45: 3282/45  with a screwed-on nut -1-

C -  Transmission Support - Mounting Plate 49: 3282/49 

-- Adjust the mounts -A- and -B- so that they fit in the motor and transmission mounting points.

-- Position the mount -C- under the Electric Drive Power and Control Electronics -JX1-.

-- Slightly lift the transmission, that the load is off the motor mounts.

-- Remove the bolts -1- for the left and right side of the motor mount using the Socket - Xzn 16: T10198  , through the opening in the longitudinal member -arrow-.

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-- Remove the transmission mount bolt -arrow-.

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-- Lower the motor together with the transmission approximately 150 mm.

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-- Remove the high-voltage cable -1- from the Electric Drive Power and Control Electronics -JX1-. For this, remove the bolts -2- and -3- above the transmission.

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-- Open the locking bracket -A- on the high-voltage connector -4- and remove the high-voltage connector. Refer to High-Voltage Connectors, Disconnecting .

-- Unclip the coolant hose -1- -arrow A- above the transmission.

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-- Raise the locking mechanism -2- and remove the coolant hose.

-- Unclip the breather line for the transmission -3- -arrow B- from the transmission.

-- Lower the motor with the transmission.

-- Seal the open connections on the motor and transmission with plugs from the Engine Bung Set: VAS 6122  .