Detaching and lowering the front axle support
CAUTION:
High-voltage system.
The high-voltage system operates on the basis of hazardous, electrical voltage and high currents. Mortal hazard through electric shock!
The high-voltage system operates on the basis of hazardous, electrical voltage and high currents. Mortal hazard through electric shock!
- All work on the high-voltage system may only be carried out by specially trained and technically experienced personnel.
- SAFETY INSTRUCTIONS ON HANDLING HYBRID CARS .
- NOTES ON REPAIR OF HIGH-VOLTAGE BATTERY UNIT .
WARNING:
Heavy component falling down or tipping.
Danger! Immobilization period-threatening injuries!
Danger! Immobilization period-threatening injuries!
- Before lowering or removing the front axle: Secure the engine in the installation position.
- For additional information see: 11 00 670 Securing engine in INSTALLATION POSITION .
WARNING:
Car may slip off the vehicle hoist where components are supported.
Danger! Immobilization period-threatening injuries!
Danger! Immobilization period-threatening injuries!
- Secure the vehicle hoist against lowering and lifting.
WARNING:
Vehicle may slip off the vehicle hoist if the vehicle hoist is handled incorrectly.
Danger! Immobilization period-threatening injuries!
Danger! Immobilization period-threatening injuries!
- Observe safety instructions on raising the vehicle using a vehicle hoist.
- For additional information see: 00... Raise the vehicle using a VEHICLE LIFT. .
WARNING:
Car may slip off the vehicle hoist if the weight is distributed unevenly.
Danger! Immobilization period-threatening injuries!
Danger! Immobilization period-threatening injuries!
- Ensure there is a specific weight compensation on the car.
Preliminary work
- Refer to BRINGING THE ENGINE TO THE INSTALLATION POSITION .
- Refer to REMOVING FRONT RIGHT WHEEL .
- Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
- Refer to REMOVING THE COVER FOR THE STEERING ASSEMBLY ON THE RIGHT .
- Refer to REMOVING FRONT RIGHT WHEEL ARCH TRIM .
- Refer to REMOVING REAR SECTION OF THE FRONT RIGHT WHEEL ARCH COVER .
- Refer to REMOVING BOTTOM LEFT AND BOTTOM RIGHT FRONT WHEEL ARCH COVER
- Refer to INSTALLING THE ENGINE BRIDGE .
- Refer to RELEASING THE ENGINE SUPPORT BRACKETS ON THE ENGINE MOUNTS ON LEFT AND RIGHT .
- Refer to RAISING THE ENGINE WITH THE ENGINE BRIDGE
- Refer to DETACHING STEERING SHAFT AT BOTTOM FROM STEERING GEAR .
- Refer to RELEASING THE EPS WIRING HARNESS FROM THE ELECTROMECHANICAL STEERING GEAR .
- Refer to DETACHING THE LINE CONNECTION OF THE RIDE HEIGHT SENSOR .
- Refer to IF INSTALLED: DISCONNECT THE VACUUM LINE OF THE ENGINE MOUNTS .
- Refer to DETACHING THE ANTI-ROLL BAR LINK FROM THE ANTI-ROLL BAR ON THE RIGHT AND LEFT .
- Refer to PREPARING THE SPECIAL TOOL .
- Refer to SUPPORT THE FRONT AXLE SUPPORT .
- Refer to SECURING THE FRONT AXLE SUPPORT AT THE SPECIAL TOOL .
Disassemble the front axle support
WARNING:
Heavy component falling down or tipping.
Danger! Immobilization period-threatening injuries!
Danger! Immobilization period-threatening injuries!
- Before lowering or removing the front axle: Secure the engine in the installation position.
- For additional information see: 11 00 670 Securing engine in INSTALLATION POSITION .
Partially releasing left and right crash levers
NOTE:
The following step(s) must be performed if the listed component(s) is/are installed.
NOTE:
Perform the steps on the right and left side.
- Release nut (1).
- Remove the bolt (2).
Releasing the adapter for the front axle support from the front axle support on the right and left
NOTE:
Perform the steps on the right and left side.
- Loosen screws (1).
- Loosen screws (1) to (3).
Lower front subframe
NOTE:
RISK OF DAMAGE
Failure to comply with the specification. Component damage.
Failure to comply with the specification. Component damage.
- All specifications for installation and removal must be observed.
- When lowering the front subframe, ensure sufficient distance between the steering gear (1) and the output shaft (2).
- Lower the front subframe (1) with the universal jack by dimension (A).
Dimensions (A) = maximum 15 cm