BMW X5: Electronic Power Steering
TEACHING IN CENTRE POSITION FOR POWER STEERING (ACTIVE FRONT STEERING) (FROM 03/2007)
NOTE: Carry out the following procedure after disconnecting the battery or disconnecting electrical plug connections on the steering column switch cluster.
Turn on ignition, start engine if necessary.
Turn steering wheel twice in both directions to full lock.
IMPORTANT: If the indicator lamp does not go out after the ignition is turned on again, an adjustment of the active front steering must be carried out.
ADJUSTMENT FOR ACTIVE FRONT STEERING
NOTE: Adjustment of the active front steering must be carried out:
- after adjustment work on the front axle/steering
- after all mechanical work on the steering system
- after replacement/programming or coding of the following
components:
- Steering column switch cluster
- DSC control unit
- Active front steering control unit
- ARS control unit
Connect vehicle to BMW diagnosis system.
Select and carry out initial operation/adjustment for active front steering under Service functions.
REMOVING AND INSTALLING/REPLACING CONTROL UNIT FOR ACTIVE FRONT STEERING
IMPORTANT: Read and comply with notes on protection against electrostatic damage (ESD protection).
Necessary preliminary tasks:
- Disconnect battery negative lead.
- Remove front left wheel arch cover (rear section).
Release nut (1) and disconnect ground cable.
Disconnect plug connections (2).
Unclip cable holder (3).
Installation:
Replace damaged cable holder.
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Fig. 104: Identifying Plug Connection, Cable Holder And Nut
Release nuts (1, 2).
Tightening torque 32 43 1AZ.
Remove active front steering control unit (3).
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Fig. 105: Identifying Front Steering Control Unit And Nuts
After installation:
- Replacement only: Carry out coding
- Only when replacing / programming / coding: Carry out adjustment for active front steering
- Teach in center position for power steering gear
TROUBLESHOOTING
TROUBLESHOOTING ON STEERING
Observe troubleshooting on front axle and diagnosis help for steering (SI).
TROUBLESHOOTING CHART
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Repair Instructions For Bonded Seals
1. General information on handling rubber seal profiles:
If seals reveal partly detached protective film on delivery, they must
not be bonded.
Store seals at 15 ºC to 25 ºC.
If, during the han
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Connecting mobile devices to the vehicle
Principle
Various connection types are available for using
mobile devices in the vehicle. The connection
type to select depends on the mobile device and
the desired function.
General information
The following overview shows possible functions
and the suitable connection types for them. The
scope of
Removing And Installing/Replacing Heater/Air Conditioner Fan
Necessary preliminary tasks:
Disconnect battery negative lead.
Remove lower trim from instrument panel.
Release screws (1).
Fig. 10: Identifying Heater/Air Conditioner Fan Screws
Release screws (1) and remove air duct (2).
Fig. 11: Identifying Air Duct With Screws
Release screws (1).
Fig. 12
