Overview - Engine Mount

Engine Mount 

Fig 1: Exploded View Of Engine Mount

Courtesy of AUDI OF AMERICA, LLC

1. Subframe
2. Assembly Mount Sensor
   • Only for vehicles with high-voltage system
     • Assembly Mount Sensor 1 -G748-, right
     • Assembly Mount Sensor 2 -G749- left
   • Installation position. Refer to Fig 3.
   • Calibrate the electro-hydraulic engine mount after calibrating. Refer to ELECTRO-HYDRAULIC ENGINE MOUNT, CALIBRATING .
   • Removing and Installing. Refer to ASSEMBLY MOUNT SENSOR, REMOVING AND INSTALLING .
3. Bolt
   • 10 Nm
   • Only for vehicles with high-voltage system
   • Calibrate the electro-hydraulic engine mount after calibrating. Refer to ELECTRO-HYDRAULIC ENGINE MOUNT, CALIBRATING .
4. Bolt
   • 55 Nm
   • Vehicles with high-voltage system: after installing, calibrate the electro-hydraulic engine mount. Refer to ELECTRO-HYDRAULIC ENGINE MOUNT, CALIBRATING .
5. Bolt
   • 20 Nm
6. Bolt
   • 10 Nm
7. Support Bearing
   • Installation position. Refer to Fig 2.
   • Removing and Installing. Refer to ENGINE MOUNT, REMOVING AND INSTALLING, SUPPORT BEARING .
8. Engine Support
   • There are different versions. Refer to the Parts Information.
   • Removing and Installing. Refer to ENGINE SUPPORT, REMOVING AND INSTALLING .
9. Bolt
   • 55 Nm
10. Bolt
    • 10 Nm
11. Heat Shield
12. Engine Mount
    • Vehicles without high-voltage system with:
      • Left Electrohydraulic Engine Mount Solenoid Valve -N144-
      • Right Electrohydraulic Engine Mount Solenoid Valve -N145-
    • Vehicles with high-voltage system with:
      • Assembly Mount Actuator 1 -N513-, right side
      • Assembly Mount Actuator 2 -N514- left
    • Vehicles with high-voltage system: after installing, calibrate the electro-hydraulic engine mount. Refer to ELECTRO-HYDRAULIC ENGINE MOUNT, CALIBRATING .
    • Removing and Installing. Refer to ENGINE MOUNT, REMOVING AND INSTALLING .
13. Bolt
    • 90 Nm + 90°
    • Replace after removing
    • Vehicles with high-voltage system: after installing, calibrate the electro-hydraulic engine mount. Refer to ELECTRO-HYDRAULIC ENGINE MOUNT, CALIBRATING .
14. Bolt
    • 30 Nm
    • Vehicles with high-voltage system: after installing, calibrate the electro-hydraulic engine mount. Refer to ELECTRO-HYDRAULIC ENGINE MOUNT, CALIBRATING .

Support Bearing, Installation Position 

Fig 2: Support Bearing, Installation Position

Courtesy of AUDI OF AMERICA, LLC

• The raised section -2- of the engine support must engage into the opening -1- on the support bearing.

Installation Position - Sensor with Assembly Mount Actuator 

Fig 3: Subframe Mount Sensor - Installation Position

Courtesy of AUDI OF AMERICA, LLC

• The sensor with the actuator -2- must engage in the hole -arrow- on the engine mount -1-.