If the above-mentioned problem is detected, a possible cause may be a faulty control unit of the power steering system.
Repair notes
In order to exclude other possible causes of malfunction, electrical and mechanical system tests (in accordance with vehicle manufacturer specifications) and also a fault code query using a suitable diagnostic unit should be carried out.
The following error codes can be set.
-C05D6 Power steering control unit, processor error
-U0131 Data bus, power steering control unit, no communication
If there are no further errors diagnosed, the control unit must be replaced.
It may be necessary to recalibrate the zero position of the steering wheel.
IMPORTANT
Please note that such repair work should only be carried out by an authorised specialist workshop and that the vehicle manufacturer's repair and maintenance instructions are to be observed!
Important safety note
Technical information and practical tips have been compiled by HELLA in order to provide professional support to vehicle workshops in their day-to-day work. The information provided on this website is intended for use by suitably qualified personnel only.
Reprinting, distribution, reproduction, exploitation in any form or disclosure of the contents of this document, even in part, is prohibited without our express, written approval and indication of the source. The schematic illustrations, pictures and descriptions serve only for the purposes of explanation and representation of the instructions and cannot be used as a basis for installation or assembly work. All rights reserved.
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