- Rattling/humming noise when steering (For internal use only!) -

主题编号
LI46.35-P-067362
版本
4
功能组
46.35 Electrical steering
日期
06-17-2021
有效性
All vehicles with electric steering
Not valid for models 117/156/169/176/242/246/177/247/118
更改原因
Validity extended to new model series.

投诉

Rattling/humming noise from the electric steering system when steering (see attachment).

文件
名称
Inside.mp4 Noise in vehicle
Outside.mp4 Noise from underbody

原因

Ball screw drive (KGT) of electric steering damaged by:

1. External force due to:

- Hitting the curb/posts with the front wheels.

- Driving over obstacles (e.g. pothole/ threshold/ speed bump/ gully) at an inappropriate

speed.

2. Corrosion/ water ingress through a damaged boot (see attachment).

- Cracks (1)

- High pressure cleaner (2)

- Animal bite (3)

文件
名称
Damage Bellow.pdf Damage to boot

补救

Replace electric steering.

Note:

Steering gears replaced due to improper use of the vehicle or external damage must not be

invoiced under W&G.


症状
症状
Chassis/suspension / Noises / Humming/droning/throbbing
Chassis/suspension / Steering system / Noises / Chattering/knocking
Chassis/suspension / Steering system / Noises / Humming/vibrations
Chassis/suspension / Noises / Vibrates
Chassis/suspension / Noises / Grunting