Rear Subframe, AWD
Rear Subframe, AWD
Special tools, testers and auxiliary items required
• Torque wrench (V.A.G 1332)
• Engine/transmission jack (V.A.G 1383 A)
Removing the subframe and attachments
• Be aware that if there is additional work where the driveshaft twelve point bolt must be loosened, this must also occur with the vehicle resting on the wheels. Twelve-Point Bolt With Ribs, Loosening, refer to => [ Twelve-Point Bolt with Ribs, Loosening and Tightening, Driveshaft Threaded Connection ] Twelve-Point Bolt with Ribs, Loosening and Tightening, Driveshaft Threaded Connection. Twelve-Point Bolt Without Ribs, Loosening, refer to => [ Twelve-Point Bolt without Ribs, Loosening and Tightening, Driveshaft Threaded Connection ] Twelve-Point Bolt without Ribs, Loosening and Tightening, Driveshaft Threaded Connection.
- Remove the wheels.
- Remove the coil springs. Refer to => [ Coil Spring, AWD ] Coil Spring, AWD.
- Exhaust system rear muffler, removing.
- Disconnect the electric connections between the rear axle and the body.
- Remove the bolt - arrow -.
- Remove the clip - 1 -.
• Do not disconnect the brake line.
- Disconnect the parking brake connectors from the brake caliper.
- Remove retainer - 1 -, pressing out inner pins of rivets - arrows A -.
- Remove line - 1 - at mounting bracket - arrow A -.
- Mark installation position of mounting bracket - 2 - on body.
- Remove bolt - B arrows -.
- Disconnect Left Rear Level Control System Sensor (G76) connector.
- Check whether there is a marking (colored point) - arrows - on joint washer or final drive flange. If there is no mark, mark position of joint washer and final drive flange to each other - arrows -.
- Disconnect Right Rear ABS Wheel Speed Sensor (G44) and Left Rear ABS Wheel Speed Sensor (G46) connectors.
- Remove rear propshaft tube from rear final drive with joint washer and vibration damper - arrows -.
- Remove the center bracket screws - arrows - two turns.
- Support the propshaft - A - on the tunnel support - 1 - with a wood block.
- Move rear propshaft tube as far as possible in direction of transmission.
- Disconnect connector to Haldex clutch above final drive.
- Now secure vehicle on both sides to lifting arms on hoist with straps (T10038).
If vehicle is not secured, it could slide off of hoist.
- Place engine and transmission jack (V.A.G 1383 A) with universal transmission support (V.A.G 1359/2) below subframe and secure with strap.
To locate subframe, locating fixtures (T10096) must be screwed in one after the other on both sides of the vehicle at positions - 1 - and - 2 -.
- Remove hex head screw - 1 - or - 2 - on both sides.
• Only the left side of the vehicle is shown in the illustration.
- Location position of subframe with locating fixtures (T10096).
• Locating pins (T10096) may only be tightened to a maximum of 20 Nm, since otherwise the threads of the locating bolts will be damaged.
- Replace subframe bolts one after the other on both sides using locating fixtures (T10096) and tighten them to 20 Nm.
Position of subframe is now secured.
- Carefully lower the subframe with its components approximately. 2 cm.
- Unclip the brake line on both sides - arrow -.
• When doing this, the clips will be destroyed and must be replaced.
- Remove the brake line above the driveshaft flange on the transmission- 1 - from the clips - arrows -.
• When doing this, the clips will be destroyed and must be replaced.
- Carefully lower subframe with components.
• Make sure there is enough clearance for brake lines, electrical lines and propshaft centering pin when lowering.
Subframe with components, installing
Install in reverse order of removal. Note the following when doing so:
• Replace the destroyed brake line clips on the subframe.
- When installing the wires for the electrical parking brake, make sure the dimension - a - between the connector - 1 - and the retainer - 2 - is exact.
Dimension - a - = 150 mm
Connect the propshaft to the rear axle drive.
Tightening Specifications
