Rear Axle, Removing And Installing, Multi-Link Suspension Vehicles With AWD: Notes

WARNING: This page is about a different car, the 2017 Audi A3, 2016 Audi A3, and 2015 Audi A3. However, it is still accessible from the selected car via links, so may be relevant.

Special Tools And Workshop Equipment Required

Torque Wrench 1332 40-200 Nm :VAG1332

Removing the Subframe and its Attachments:

-- Before starting the procedure, measure the distance from the center of the wheel to the lower edge of the wheel housing. Refer to WHEEL BEARING IN CURB WEIGHT, LIFTING VEHICLES WITH COIL SPRING .

NOTE:

The vehicle must be resting on it wheels during any subsequent work where the driveshaft collar bolt must be loosened. Loosen the connection between the drive axle and wheel hub. Refer to DRIVE AXLE THREADED CONNECTION, LOOSENING AND TIGHTENING .

-- Secure the subframe. Refer to SUBFRAME, SECURING .

-- Remove the rear wheels. Refer to WHEEL, CHANGING AND MOUNTING

-- Disconnect and free up the right and left connector -1- from the ABS speed sensor.

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-- Disconnect the right and left electromechanical parking brake connector -2- from the brake caliper.

-- Remove and free up the wiring harness from the retainers -arrows-.

-- If equipped, disconnect the connector -2- for the Left and Right Rear Level Control System Sensor -- -1-.

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-- To prevent damage to the Left and Right Rear Level Control System Sensor, remove the bolts -lower arrows- on the linkage for the Left and Right Rear Level Control System Sensor -- -1-.

-- Free up the Left And Right Rear Level Control System Sensor -- wire from the subframe.

-- Remove the nut -1- and the bolt -2-.

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-- Unclip the brake lines from both sides -arrows-.

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-- Unclip the EVAP canister breather line on the right side from the clips.

NOTE:

The clips will get damaged while doing this and will have to be replaced.

-- Remove the clamps -1- on both sides of the vehicle.

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-- Free up the brake lines from the bracket.

NOTE:

Do not disconnect the brake line.

-- Remove the left and right brake caliper and with the brake lines attached secure to the body. Refer to OVERVIEW - FRONT BRAKES / OVERVIEW - REAR BRAKES .

-- If equipped, remove the underbody trim panels. Refer to UNDERBODY TRIM PANELS, REMOVING AND INSTALLING / OVERVIEW - UNDERBODY TRIM PANELS .

-- Unclip and free up the wire -2- on the mounting bracket -1-.

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-- Mark the mounting bracket -1- installation position on the body.

-- Remove the bolts -arrows-.

-- Check for a factory-applied marking (colored dot) on the joint washer and All Wheel Drive clutch flange -arrows-. If there is not one, mark the location of the joint washer and the All Wheel Drive clutch flange to each other -arrows-.

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-- Remove the rear driveshaft tube with the flexible disc and vibration damper from the rear final drive -arrows-. Refer to the appropriate service information .

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-- Support the driveshaft -A- on the tunnel brace -1- with a wooden block and if necessary re-install the tunnel brace.

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-- Move rear driveshaft tube as far as possible in direction of transmission.

-- Disconnect the connector -B- on the AWD Control Module -J492- -A-.

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NOTE:

Ignore item -C-.