Steering Gear, Removing And Installing, Electro-Mechanical Steering Gear: Installing
Steering Gear, Installing
Install in reverse order of removal.
-- Replacing the seal -1-.
-- Fold up the seal -1- over the collar of the steering gear -2- so that the rubber lip encloses the collar all around -arrows-.
-- Check the seal -1- for secure fit.
-- Coat the seal from above with lubricant for example soft soap.
After attaching the steering gear to the universal joint, make sure that seal on steering gear is positioned on the mounting plate without any kinks and is sealed correctly. The opening to the footwell must be sealed correctly. Water leak and/or noises may be the result.
Make sure sealing surfaces are clean.
-- If applicable, always make sure the intermediate plate -1- is installed between the subframe -2- and the body.
Insert the long side of the intermediate plate -1- so that it is perpendicular to the direction of travel. The tabs -arrows- must lock into the subframe -2-.
The steering gear threaded sleeves must be seated in the bracket holes.
Note the Tightening Sequence for the Steering Gear on Vehicles with Electro-Mechanical Steering Gear:
- Thread the bolts -1, 2 and 3- on one after the other by hand.
- Pre-tighten the bolts -1 and 2- one after the other to 10 Nm.
- Tighten the bolts -1, 2 and 3- one after the other to the tightening specification.
-- Connect the connectors -1 and 2- so that they audibly click into place.
Before fastening the bolts for subframe, position steering gear on subframe and fasten bolts for steering gear and stabilizer.
-- Clamp off the electrical connections to the steering gear.
-- Tighten the nuts -arrows-.
Tighten the nuts -arrows- in curb weight position. Refer to WHEEL BEARING IN CURB WEIGHT POSITION, LIFTING VEHICLES WITH COIL SPRING .
-- Install the lower noise insulation. Refer to NOISE INSULATION .
Make sure the ball joint boot is not damaged or twisted.
-- Bolt the universal joint to the steering gear.
-- Connect the battery. Refer to BATTERY . .
-- Perform the Steering Angle Sensor -G85- basic setting using the Vehicle Diagnostic Tester.
It is necessary to adapt the electro-mechanical steering with Refer to if new steering gear was installed.
-- Adapt the electro-mechanical steering with the Vehicle Diagnostic Tester.
Chassis
Electromechanical Power Steering
01 - OBD-Capable System
Electro-Mechanical Power Steering
Functions
Adapting Electro-Mechanical Steering
Follow the instructions on the screen.
After installation, the position of steering wheel must be checked with a road test.
If steering wheel is at an angle or a new steering gear was installed, vehicle must be aligned.
-- Perform a vehicle alignment. Refer to VEHICLE ALIGNMENT .