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Home >> Audi >> 2021 >> A4 Quattro Premium Plus, 2.0L Eng VIN B >> Repair and Diagnosis (Single Page) >> Suspension >> Rear Suspension >> Rear Suspension >> 42 Rear Suspension >> Drive Axle >> Drive Axle, Disassembling And Assembling >> Drive Axle, Disassembling And Assembling, Inner CV Joint >> Inner CV Joint, Installing

Inner CV Joint, Installing

Fig 1: Apply Grease
GWWA42-10049Courtesy of AUDI OF AMERICA, LLC

-- Slide the CV boot with the "small" clamp onto the drive axle.

-- Before installing the joint, the splines -arrow A- must be lightly coated with grease used in the joint.

-- Arrange the special tools as shown.

Fig 2: Identifying Tools To Press On Inner Constant Velocity Joint
GWWV40-0860Courtesy of AUDI OF AMERICA, LLC

-- Press on joint until it stops.

-- Install the new circlip using the locking ring pliers.

Fig 3: Opening Clamps And Pulling Off CV Joint Boot From Inner Joint
GWWA42-0290Courtesy of AUDI OF AMERICA, LLC

-- Check the seating of the circlip.

-- Apply half of the enclosed drive axle grease to the joint on the boot side before installing the CV boot.

-- Grease the contact surfaces for the CV boot and cap.

-- Apply Sealant :D 454 300 A2  -cross-hatched surface- on the clean surfaces on the inside of the CV boot cap.

Fig 4: Apply Sealant
GWWA42-0277Courtesy of AUDI OF AMERICA, LLC

-- Apply the inner sealant bead near the holes -arrow-.

-- Align the cap with bolts -arrows- with the bolt holes.

Fig 5: Aligning Cap With Bolts With Bolt Holes
GWWA42-0292Courtesy of AUDI OF AMERICA, LLC
NOTE:

It must be aligned exactly because it cannot be aligned after installing.

-- Drive the cap on with a plastic mallet.

-- Remove any excess sealant immediately.

-- Apply the remaining drive axle grease through the ball races in the CV joint.

-- Degrease the contact surfaces for the cover and for the CV joint.

-- Apply Sealant :D 454 300 A2  -cross-hatched surface- on the clean surface on the inside of the cover.

Fig 6: Apply Sealant
GWWA42-0277Courtesy of AUDI OF AMERICA, LLC

-- Apply the inner sealant bead near the holes -arrow-.

-- Align the new cover with bolts -arrows- to the bolt holes.

Fig 7: Aligning New Cover With Bolts To Screw Holes
GWWA40-0439Courtesy of AUDI OF AMERICA, LLC
NOTE:

It must be aligned exactly because it cannot be aligned after installing.

-- Drive cover on with a plastic mallet.

-- Clear away leaking sealing immediately.

-- Push on the CV boot and position it in the groove -2- between the -arrows- on the drive axle.

Fig 8: Circlip
GWWA42-10311Courtesy of AUDI OF AMERICA, LLC
NOTE:

Ignore item -1-.

-- Tighten clamps on inner joint. Refer to Figure.