2005 Mercedes-Benz S430 4MATIC Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2005 Mercedes-Benz S430 4MATIC

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2005 Mercedes-Benz S430 4MATIC Problems

Brake light switch failure may cause ESP/BAS warning lights

The ESP and BAS warning lights may illuminate due to a failed brake light switch. Replacement of the failed switch should correct this concern.

Engine Oil Leak From PCV Vent Housing and/or Engine Inspection Plate

An engine Oil leak may develop from the PCV vent housing on the valve cover and/or the inspection plate on the front of the engine.

Poor AC performance Due to Evaporator Temperature Sensor Failure

The evaporator temperature sensor can fail, causing the AC compressor not to cycle. If the AC compressor does not turn on, the AC system will not blow cold air. If the compressor is stuck on, the air will be very cold at first, before warming up.

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2005 Mercedes-Benz S430 4MATIC Questions

doors and locks wont work cant unlock gas cap (1 answer)

seems as if air pump fuse is blown need a diagram

What would be the cause of a slight noise like a fan hitting radiator blades (1 answer)

When I start up a hill it is worse than otherwise but it is there when I take off

I have a slight howl that sounds like low fluid on my car what could that be (2 answers)

When I start it up it is louder than it is after running it for a while

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2005 Mercedes-Benz S430 4MATIC Reviews

This is my second benz and it is an all around driving machine. On long or short trips it is super to drive. Only thing is the dealerships really charge a lot for maintenance.

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