Mercedes-Benz S430 airomatic pump failure causing car vibration after replacement on Mercedes-Benz S430

Submitted by Eli7 · Jun 23, 2025
Published by RepairPal

Problem overview

Some Mercedes-Benz S430 owners report experiencing vibrations after replacing the Airmatic pump, which may be attributed to several factors. These owners often notice that if the air pump runs every morning, it could indicate an air leak in the system, as the struts may leak air overnight, prompting the pump to refill the reserve air tank in the morning. Additionally, rotted motor mounts can contribute to vibrations, particularly at high engine RPMs or highway speeds, highlighting the importance of ensuring their condition. Other reported issues include problems with the drive shaft, such as dings or damaged rubber couplers, which can also lead to vibrations. Some owners find that a blown fuse for the air compressor pump can cause similar issues; while replacing the fuse may provide a temporary fix, recurring blown fuses may signal a deeper problem with the air compressor or motor. Furthermore, malfunctions in the air suspension control units can lead to inconsistent ride heights and dashboard warning lights, often due to electronic glitches. Lastly, vibrations during idling may suggest the need for new spark plugs, as bad plugs can cause engine vibrations. Addressing these potential issues systematically is crucial for diagnosing and resolving vibration problems effectively.

3 people reported this problem
2 comments
Schedule Repair

Mercedes-Benz S430 vehicles with this problem

Average mileage: 52,233 miles
(11,700 - 80,000)

Search for another problem

RepairPal Car Genius

Ask our experts about your Mercedes-Benz.

RepairPal Car Genius™ is a free resource for vehicle owners seeking advice on maintenance, auto repair, shop inquiries, estimates, and finding a trustworthy repair shop in your area.

 Auto Repair Expert Auto Repair Expert

Call us at 877-913-1554

Available 9am – 6pm ET Monday through Friday

Call Our Experts