32 13 070 Removing and installing (replacing) electric steering gear (EPS)
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2013 BMW 128i, 2012 BMW 128i, 2011 BMW 128i, 2010 BMW 128i, and 2009 BMW 128i. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
Steering gear:
Check connection of steering gear for corrosion, clean contacts if necessary. The steering gear must be replaced if the corrosion is too far advanced.
Connecting cable:
In the event of moisture/corrosion inside the two plug connections, check the insulation of the connecting cable. If the insulation reveals any noticeable/striking features, it will be necessary to replace the part. Otherwise it will be sufficient to replace the contacts or plug housing.
Check connection of steering gear for corrosion, clean contacts if necessary. The steering gear must be replaced if the corrosion is too far advanced.
Connecting cable:
In the event of moisture/corrosion inside the two plug connections, check the insulation of the connecting cable. If the insulation reveals any noticeable/striking features, it will be necessary to replace the part. Otherwise it will be sufficient to replace the contacts or plug housing.
NOTE:
In a warranty case you must always provide a fault memory printout, even where there is no fault memory entry, with the defective part.
Necessary preliminary tasks:
- Disconnect battery negative lead
. See 61 20 900 DISCONNECTING AND CONNECTING BATTERY NEGATIVE LEAD (CONVERTIBLE)61 20 900 DISCONNECTING AND CONNECTING BATTERY NEGATIVE LEAD (COUPE)
.NOTE: High-current-carrying lead laid with permanent positive connection (80 A fuse protection).
- Remove front underbody protection . See 51 47 490 REMOVING AND INSTALLING / REPLACING FRONT UNDERBODY PROTECTION .
- E88, E93: Remove V-strut on left and right .
- Remove lower section of steering spindle from steering gear .
- Remove both tie rod ends from swivel bearing .
- Replacement: Remove both tie rod ends from steering gear .
Cut open cable tie (1).
Disconnect plug connections (2).
Installation:
Check plug connections for moisture and corrosion. To do so, read and follow notes/information at the start of the document.
Plug connections must audibly snap into place.
Make sure connecting lead is correctly laid.
Release nuts and remove screws (1) towards bottom.
Remove steering gear (2) towards front.
Installation:
Replace screws and nuts.
Tightening torque, see 32 00 3AZ in 32 00 STEERING .
After installation:
- Replacement: Carry out programming/coding
- Teach in end stop software .
- Perform CHASSIS ALIGNMENT CHECK .
- Carry out STEERING ANGLE SENSOR ADJUSTMENT .