Mercedes-Benz S430 4MATIC Repair and Maintenance

A guide to problems, costs, maintenance and repair for your Mercedes-Benz S430 4MATIC


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2003 Mercedes-Benz S430 4MATIC
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2004 Mercedes-Benz S430 4MATIC
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Repair Estimates

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Mercedes-Benz S430 4MATIC
$94 to $161
Mercedes-Benz S430 4MATIC
$649 to $1,034
Mercedes-Benz S430 4MATIC
$105 to $145
Mercedes-Benz S430 4MATIC
$390 to $638
Mercedes-Benz S430 4MATIC
$539 to $788

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The relay which turns the airmatic suspension pump on may fail causing the pump to run continuously. This can result in failure of the pump motor or a dead battery as the pump motor will continue to run after the car is turned off. Also, Worn airmatic pump mount bushings can causes noises in the front axle while driving on bumpy roads or a buzzing noise while the pump is running.

High mileage or older vehicles commonly develop leaks from the differential seals and/or cover. Our technicians recommend a complete reseal of the differential unit whenever these leaks are repaired.

The engine may develop a stalling and/or no start condition due to a failed crankshaft position sensor.

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I have been driving this 2003 S430 for about two years now, and I am very happy with it so far. my cousin leases a brand new C300 he feels bad because my ride is actually smoother than his. Only issue is, lately, I've been hearing this strange noise in the front Driver side suspension. don't know what it is yet but I'll figure it out and I just replace the crankshaft position senor, easy fix an...

This is the worst car ever I am actually on my way to the shop. Where can i dump it. Since i bought this junk it has been one problem after another. Please do not buy this car

This car looks great yet has been a nightmare from day 1! wish I never bought it air suspension broke, radiator broke, cup holders are broken passenger vanity mirror broke, passenger mirror broke. This is luxury at its worst!

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