Humming Noise, Vibrations From the Area of the Rear Axle

Humming Noise, Vibrations From The Area Of The Rear Axle
The following list shows all the currently known causes faults that can lead to a buzzing noise or vibrations from the area of the rear axle.

Humming noise or vibrations from the area of the rear axle
Run a visual and/or function check on the basis of the list and sample illustrations below. Determine the fault cause on the vehicle and enter the fault code in the keypad field in the next test step. After entering the fault code, the repair instructions are displayed.

No. Cause
1 Direction of rotation of the tyres incorrect. Profile and tire inflation pressure not OK or damage to tyre
2 Output shaft cannot be shifted axially
3 Vibration dampers on the rear axle or rear axle differential (if fitted) are loose or damaged
4 Vibration dampers on the exhaust system (if fitted) are loose or damaged
5 Gaiter on the driveshaft or output shaft loose or damaged
6 Heat protection plate of the exhaust system loose or damaged
7 Flexible coupling (one-stage or two-stage if fitted) damaged
8 Gaiter on the driveshaft (if fitted) loose or damaged
9 The balance weight on the driveshaft is missing
10 Centre bearing of the driveshaft loose or damaged
11 Universal joint of the driveshaft at the centre bearing or drive flange sluggish or damaged
12 Exhaust system fitted with tension

Cause of fault 1







Cause of fault 2







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Cause of fault 8







Cause of fault 9







Cause of fault 10/11







Cause of fault 12