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Home >> Audi >> 2012 >> S4 Automatic DCT Trans >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Controls, Housing - S-TRONIC Transmission 0B5 AWD >> 34 Controls, Housing >> Removal And Installation >> Shift Mechanism Function Unit

Shift Mechanism Function Unit

Special tools and workshop equipment required 

Removing 

Fig 1: Removing Ashtray
GWWA68-10296Courtesy of AUDI OF AMERICA, LLC

-- Remove the front ashtray. Refer to CENTER CONSOLE .

-- Disconnect the connectors -2 and 4-.

Fig 2: Disconnecting Selector Mechanism Electrical Connectors And Removing Bolts
GWWA37-10056Courtesy of AUDI OF AMERICA, LLC
NOTE:

The illustration does not show the insulation mat.

A second technician is required when detaching shift mechanism below vehicle.

-- Remove the insulation mat over the shift mechanism.

-- Remove the bolts -1, 3, 5 and 6-.

-- Remove the noise insulation -1 and 2-. Refer to NOISE INSULATION .

Fig 3: Removing Noise Insulation
GWWA10-11071Courtesy of AUDI OF AMERICA, LLC

-- Remove the right front muffler. Refer to EXHAUST PIPES/MUFFLERS .

A5 Cabriolet 

Fig 4: Identifying Clamping Sleeve
GWWA40-10125Courtesy of AUDI OF AMERICA, LLC

-- Remove the left and right diagonal braces. Refer to SUBFRAME .

All Vehicles 

Fig 5: Removing Subframe Crossbrace
GWWA10-10860Courtesy of AUDI OF AMERICA, LLC

-- Remove the subframe crossbrace. Refer to SUBFRAME .

CAUTION:

The suspension components could be damaged.

  • Do not rest the vehicle on its wheels if the subframe mount, steering gear or subframe crossbrace are not installed correctly.

-- Remove the bolts -arrows- and the driveshaft heat shield -1-, if applicable.

Fig 6: Driveshaft Heat Shield - Tightening Specification
GWWA10-10859Courtesy of AUDI OF AMERICA, LLC

Vehicles with a Bolted Driveshaft

Fig 7: Holding Driveshaft Using T10172
GWWA39-10185Courtesy of AUDI OF AMERICA, LLC

-- Counter hold using T10172 and T10172/5 and remove the bolts attaching the driveshaft to the transmission.

-- Slide the driveshaft toward the rear final drive; the CV joints can move axially.

-- Place the driveshaft on the front crossmember.

Vehicles with an Attached Driveshaft 

NOTE:

Check the vehicle data label or the designation on the rear final drive itself to determine which one is installed in the vehicle. Then select the correct rear final drive repair information.

-- Remove the driveshaft (attached). Refer to REMOVAL AND INSTALLATION

CAUTION:

The decoupling elements in the front muffler could be damaged.

  • Do not bend decoupling element in front muffler more than 10°.

-- Loosen the clamping sleeve -1-, slide to the rear and then tie it to the left front muffler.

Fig 8: Loosening Bolts Vehicles With Dual Exhaust System
GWWA26-10535Courtesy of AUDI OF AMERICA, LLC
NOTE:

Ignore -2-.

All Vehicles 

Fig 9: Mounting T10337 On V.A.G 1383 A And Then Attach It To Bottom Of Transmission
GWWA37-10864Courtesy of AUDI OF AMERICA, LLC

-- Mount the T10337 on the V.A.G 1383 A and then attach it to the bottom of the transmission.

-- Raise the transmission slightly.

WARNING:

There is the risk of an accident.

  • Do not lower the V.A.G 1383 A during assembly and do not leave it under the vehicle unsupervised.

-- Remove the bolts from the tunnel crossmember -arrows-.

Fig 10: Transmission Support Overview
GWWA10-10866Courtesy of AUDI OF AMERICA, LLC

-- Lower the transmission to dimension -a- using V.A.G 1383 A.

Fig 11: Lowering Transmission
GWWA10-10867Courtesy of AUDI OF AMERICA, LLC

-- Pry the selector lever cable ball socket -2- off the selector lever using 80 - 200.

Fig 12: Selector Lever Cable
GWWA37-10892Courtesy of AUDI OF AMERICA, LLC

-- Press the securing clips -1- off and remove the selector lever cable from the transmission.

NOTE:

Do not bend or kink the selector lever cable.

-- Remove the nuts -arrows- (if equipped).

Fig 13: Removing Nuts
GWWA34-10469Courtesy of AUDI OF AMERICA, LLC

-- Lower the underbody cover on the inner side just enough until the heat shield -1- for the center tunnel can be removed.

-- Remove the selector mechanism.

Installing 

Install in reverse order of removal. Note the following:

NOTE:

Lubricate the ball socket on the selector lever cable with polycarbamide grease G 052 142 A2 before installing.

Do not bend or kink the selector lever cable.

-- Adjust the selector lever cable. Refer to SELECTOR LEVER CABLE, ADJUSTING .

-- Install the noise insulation. Refer to NOISE INSULATION .

-- Install the tunnel crossmember. Refer to TUNNEL CROSSMEMBER, TRANSMISSION MOUNT AND TRANSMISSION SUPPORT OVERVIEW .

-- Selector mechanism, checking, refer to SELECTOR MECHANISM, CHECKING .

NOTE:

Check the vehicle data label or the designation on the rear final drive itself to determine which one is installed in the vehicle. Then select the correct rear final drive repair information.

-- Install the driveshaft. Refer to REMOVAL AND INSTALLATION .

-- Install the exhaust system free of tension. Refer to EXHAUST PIPES/MUFFLERS .

-- Install the subframe crossbrace. Refer to SUBFRAME .

-- Install the diagonal brace. Refer to SUBFRAME .

-- Install the rear noise insulation. Refer to NOISE INSULATION .

-- Install the front ashtray. Refer to CENTER CONSOLE .