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Home >> Audi >> 2016 >> S4 Premium Plus, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 1138 (Maintenance, Diagnosis (Maintenance Procedures) (Coupe)) >> 03 Maintenance, Diagnosis >> Maintenance Procedures >> Suspension, Checking Components And Ball Joint Boots >> Front Axle

Front Axle

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-- Check track rod joint boots -2- for damage and proper seating.

Fig 1: Check Play By Moving Tie Rods And Wheels
GWWA00-10298Courtesy of AUDI OF AMERICA, LLC
NOTE:

Ignore -1-.

-- Check the control arm rod joint boots -arrows- for damage all the way around and proper seating.

Fig 2: Check All Around Ball Joint Boots
GWWA00-10299Courtesy of AUDI OF AMERICA, LLC

-- Check the control arm ball joint boots -arrows- for damage all the way around and proper seating.

Fig 3: Checking For Play
GWWA00-10300Courtesy of AUDI OF AMERICA, LLC

-- Check the relative movement -direction of arrow- of the wheel bearing housing to the control arm -arrow- while the wheels are unloaded.

Fig 4: Checking Relative Movement Between Wheel Bearing Housing And Control Arm And Guide Link
GWWA00-10096Courtesy of AUDI OF AMERICA, LLC

-- Check the coupling rod -1- for play and damage.

Fig 5: Checking Coupling Rod, Control Arm, Guide Link And Rubber Bushing For Play And Damage
GWWA40-10669Courtesy of AUDI OF AMERICA, LLC

-- Check the control arm, the guide link and the rubber bushing -arrows- all the way around for play and damage.

-- Check the steering gear ball joint boots -arrows- and the driveshafts all the way around.

Fig 6: Checking Joint Boots
GWWA40-10668Courtesy of AUDI OF AMERICA, LLC