2004 Mercedes-Benz S430 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2004 Mercedes-Benz S430
2004 Mercedes-Benz S430 Problems
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.
CD changers, command units, voice control units, PSE units, and Tele Aid units are prone to failure, especially in early models.
The crankshaft position sensor may fail. Symptoms of this are: The engine will crank—but not start—especially when the engine is warm. The car may start again if it is left to cool off, but it may run roughly or have poor performance.
2004 Mercedes-Benz S430 Questions
I have a 2004 Mercedes Benz S430, the battery was dead, I jump started, I went out but the next day I tried to started but it won't start, trying to jump start it nothing happen. I took the battery to the store that I'd bought it from, they charge it, come home, it would not start. It unl...
2004 Mercedes-Benz S430 Recalls
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.
2004 Mercedes-Benz S430 Reviews
Have had the car for a couple years now and like it well enough. Solid feel on the road and responsive engine. Room for the biggest of people front and back. Quite at speed and a pleasure to drive. The only problems I have is with the heating and air conditioning unit. Currently not working properly and will need to have it checked AGAIN. Ever little service or problem costs you and that is a p...
Crap crap crap. this is the worst car I have ever owned. Every 3-4 months its another trip to repair shop. I think I have funded his new boat. Cranks sensor, SRS error, random noises in front suspension, a/c not working, sun roof error won't auto open/close. The list goes on and on. Never a MB again.
I have owned my 2004 S430 4Matic for about a year and a half. I bought it with 50K miles, this car has had more issues. 4 month's after buying it, it was in the shop for electrical this, pump that,pulley this etc... $5000.00 later. I was pissed and feel that the BMW i owned for 11 years, that was NEVER in the shop except for oil change, tires and alignment is a way better car. If i go high end ...