2004 Mercedes-Benz S430 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2004 Mercedes-Benz S430
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2004 Mercedes-Benz S430 ProblemsCD Changers and Command/Voice Control/PSE/Tele Aid Units May Fail
CD changers, command units, voice control units, PSE units, and Tele Aid units are prone to failure, especially in early models.
A vibration felt through the center floor of the vehicle can be caused by cracked and/or shredded driveshaft flex discs, resulting in excessive driveshaft movement. If not repaired, damage to the driveshaft center support bearing, transmission, or differential can occur.
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.
2004 Mercedes-Benz S430 QuestionsHow much does it cost typically to repair or replace brake pads in the front and in the back only (3 answers)
Was thinking about replacing the Brake Switch??
2004 Mercedes-Benz S430 RecallsIncorrect Software Calibration May Cause Fuel Pump to Remain Powered in a Collision
There is a faulty software calibration that affects several areas including shutting off the fuel supply in a collision. This could cause a fire hazard during an accident. Dealers will reprogram this software. The Mercedes-Benz recall number is 2008 070001. This recall began during August, 2008.
The hose may corrode due to extensive exposure to humidity. This may cause fluid leakage onto the catalytic converter. This would present a fire hazard. Dealers will a new high pressure distrution hose.
The instrument cluster illumination may fail. This may result in difficulty reading the gauges, indicators, and speedometer. Not being able to see the cluster may lead to an accident. Dealers will replace the instrument cluster modules. This recall started on September 29, 2006.