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Home >> Audi >> 2016 >> S4 Premium Plus, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 497 (Clutch - Manual Transmission 0B4 (Sedan)) >> 30 Clutch >> Clutch Mechanism >> Clutch Master Cylinder, Removing And Installing >> Removing

Clutch Master Cylinder, Removing And Installing: Removing

WARNING: This page is about a different car, the 2013 Audi S4, 2012 Audi S4, 2011 Audi S4, and 2010 Audi S4. However, it is still accessible from the selected car via links, so may be relevant.

-- Clutch Master or Slave Cylinder, Removal and Installation Information. Refer to CLUTCH MASTER OR CLUTCH SLAVE CYLINDER, REMOVAL AND INSTALLATION INFORMATION .

CAUTION:

Danger of causing damage to electronic components.

  • Complete the steps for disconnecting the battery.

-- Disconnect the battery ground cable -2-. Refer to BATTERY, DISCONNECTING AND CONNECTING .

Fig 1: Identifying Battery Cover And Ground Cable
GWWA27-10141Courtesy of AUDI OF AMERICA, LLC

-- Remove the seal -arrow-.

Fig 2: Removing Plenum Chamber Covers
GWWA92-10115Courtesy of AUDI OF AMERICA, LLC

-- Remove the left part -3- or the entire plenum chamber cover (depending on the version). Refer to PLENUM CHAMBER COVER, REMOVING AND INSTALLING .

-- Remove the engine compartment E-box. Refer to E-BOX, REMOVING AND INSTALLING , also see WIRING HARNESS REPAIR SET (Release Tool Set VAS1978/35) .

Fig 3: Identifying E-Box Bolts & Cover
GWWA10-10853Courtesy of AUDI OF AMERICA, LLC
NOTE:

While performing the following work, make sure no brake fluid comes into contact with plenum chamber or with transmission below. If it does, clean the area thoroughly.

Fig 4: Locating Hose/ Line Assembly Clip
GWWA30-10165Courtesy of AUDI OF AMERICA, LLC

-- Clamp off the supply hose -2- to the brake fluid reservoir using the Hose Clamps - Up To 25mm 3094, then remove it from the clutch master cylinder -1- and seal it off.

-- Open the clip -3- with a screwdriver and pull it out.

-- Remove the hose/line assembly -4-.

NOTE:

The connector -5- remains connected.

-- Remove the over-center spring -2- ; refer to REMOVING .

Fig 5: Pressing Clutch Pedal
GWWA30-10156Courtesy of AUDI OF AMERICA, LLC
NOTE:

Ignore -2- and -arrows A and B-.

-- Remove the pin -1- from the clutch pedal -3-.

Fig 6: Removing Clutch Pedal Mounting Pins
GWWA30-10158Courtesy of AUDI OF AMERICA, LLC

-- Release the clutch master cylinder in direction of -arrow- using the Wrench - Ring 3355.

Fig 7: Releasing Clutch Master Cylinder
GWWA30-10163Courtesy of AUDI OF AMERICA, LLC

-- Remove the clutch master cylinder -1- and guide it out through the opening for the engine wiring harness.

-- Release and remove the connector -5-.

Fig 8: Locating Hose/ Line Assembly Clip
GWWA30-10165Courtesy of AUDI OF AMERICA, LLC