If the error code C0035 "Front left wheel speed sensor" or C0040 "Front right wheel speed sensor" is read out from the vehicles above, a possible cause for this could be a soiled ABS sensor ring.
In this case, the following work should be carried out before renewing the sensors.
Then check the sensor ring if the cleaning has attained the desired result.
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.
Not helpful at all
Very helpful