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Home >> Audi >> 2009 >> Q7 4.2 >> Repair and Diagnosis >> External Pages >> Different car >> Section 13 (Final Drive & Differential - Transfer Case 0BU, Front Final Drive 0BM, 0C1, 0BN & Rear Final Drive 0BP) >> 39 Final Drive, Differential >> Front Final Drive 0BM And 0C1 >> Front Final Drive, Removing And Installing >> Installing

Front Final Drive, Removing And Installing: Installing

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Fig 1: Identifying Bolts With Nuts For Front Final Drive On Subframe, Removal/Installation
GWWN39-1226Courtesy of AUDI OF AMERICA, LLC

Install in reverse order of removal. Note the following:

NOTE:

To install the front final drive in the subframe mounts, use and additional technician.

-- Install the threaded connectors -1, 2 and 3- from the front final drive -A- /subframe -B-.

-- Position the subframe with the Engine/Gearbox JackVAG 1383A and line it up with the marking on the longitudinal members made earlier during removal.

Fig 2: Identifying Bolts -4- And Engine Carrier Bolts -3-
GWWA10-10439Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolts on the subframe, the engine support and the Engine/Gearbox Jack - Gearbox Support to the tightening specification only. Do not tighten further. Refer to Front Suspension (The bolts will be tighten after the axle alignment).

WARNING:

Do not drive the vehicle in this condition.

-- Install the front Driveshaft. Refer to FRONT DRIVESHAFT, REMOVING AND INSTALLING .

-- Install the universal joint on the steering gear. Refer to Steering .

-- Install the coupling rod. Refer to Front Suspension .

-- Install the power steering hydraulic oil line. Refer to Steering .

-- Fill the hydraulic fluid in the power steering reservoir before starting the vehicle for the first time. Refer to Steering .

-- Install the front wheels. Refer to WHEELS AND TIRES .

WARNING:

Risk of accident if the bolts are loose.

  • Tighten the subframe bolts to the final tightening specification after performing the axle alignment.

-- If the vehicle has air suspension, deactivate the lift mode. Refer to Self-Leveling Suspension .



Fig 1: Identifying Bolts With Nuts For Front Final Drive On Subframe, Removal/Installation
GWWN39-1226Courtesy of AUDI OF AMERICA, LLC

Install in reverse order of removal. Note the following:

NOTE:

To install the front final drive in the subframe mounts, use and additional technician.

-- Install the threaded connectors -1, 2 and 3- from the front final drive -A- /subframe -B-.

-- Position the subframe with the Engine/Gearbox JackVAG 1383A and line it up with the marking on the longitudinal members made earlier during removal.

Fig 2: Identifying Bolts -4- And Engine Carrier Bolts -3-
GWWA10-10439Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolts on the subframe, the engine support and the Engine/Gearbox Jack - Gearbox Support to the tightening specification only. Do not tighten further. Refer to Front Suspension (The bolts will be tighten after the axle alignment).

WARNING:

Do not drive the vehicle in this condition.

-- Install the front Driveshaft. Refer to FRONT DRIVESHAFT, REMOVING AND INSTALLING .

-- Install the universal joint on the steering gear. Refer to Steering .

-- Install each Drive Axle. Refer to Front Suspension .

-- Install the power steering hydraulic oil line. Refer to Steering .

-- Fill the hydraulic fluid in the power steering reservoir before starting the vehicle for the first time. Refer to Steering .

-- Install the front wheels. Refer to WHEELS AND TIRES .

-- Perform an axle alignment. Refer to Wheels, Tires, Wheel Alignment .

WARNING:

Risk of accident if the bolts are loose.

  • Tighten the subframe bolts to the final tightening specification after performing the axle alignment.

-- If the vehicle has air suspension, deactivate the lift mode. Refer to Self-Leveling Suspension .



Fig 1: Identifying Bolts With Nuts For Front Final Drive On Subframe, Removal/Installation
GWWN39-1226Courtesy of AUDI OF AMERICA, LLC

Install in reverse order of removal. Note the following:

NOTE:

To install the front final drive in the subframe mounts, use and additional technician.

-- Install the threaded connectors -1, 2 and 3- from the front final drive -A- /subframe -B-.

-- Position the subframe with the Engine/Gearbox JackVAG 1383A and line it up with the marking on the longitudinal members made earlier during removal.

Fig 2: Identifying Bolts -4- And Engine Carrier Bolts -3-
GWWA10-10439Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolts on the subframe, the engine support and the Engine/Gearbox Jack - Gearbox Support to the tightening specification only. Do not tighten further. Refer to [For engine(s) BAR, CTWB, BHK, CATA, CNRB, CTWA, CJWE, CJWC, CJWB] Front Suspension (The bolts will be tighten after the axle alignment).

WARNING:

Do not drive the vehicle in this condition.

-- Install the front Driveshaft. Refer to FRONT DRIVESHAFT, REMOVING AND INSTALLING .

-- Install the universal joint on the steering gear. Refer to [For engine(s) BAR, CTWB, BHK, CATA, CNRB, CTWA, CJWE, CJWC, CJWB] Steering .

-- Install each Drive Axle. Refer to [For engine(s) BAR, CTWB, BHK, CATA, CNRB, CTWA, CJWE, CJWC, CJWB] Front Suspension .

-- Install the power steering hydraulic oil line. Refer to [For engine(s) BAR, CTWB, BHK, CATA, CNRB, CTWA, CJWE, CJWC, CJWB] Steering .

-- Fill the hydraulic fluid in the power steering reservoir before starting the vehicle for the first time. Refer to [For engine(s) BAR, CTWB, BHK, CATA, CNRB, CTWA, CJWE, CJWC, CJWB] Steering .

-- Install the front wheels. Refer to WHEELS AND TIRES .

-- Perform an axle alignment. Refer to Wheels, Tires, Wheel Alignment .

WARNING:

Risk of accident if the bolts are loose.

  • Tighten the subframe bolts to the final tightening specification after performing the axle alignment.

-- If the vehicle has air suspension, deactivate the lift mode. Refer to [For engine(s) BAR, CTWB, BHK, CATA, CNRB, CTWA, CJWE, CJWC, CJWB] Self-Leveling Suspension .