2001 Mercedes-Benz E430 4MATIC Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2001 Mercedes-Benz E430 4MATIC

2001 Mercedes-Benz E430 4MATIC Problems

Replace air filter when replacing failed mass air flow sensor

The mass air flow sensor tends to fail causing poor fuel economy and Check Engine light illumination. The engine air filter should be replaced when the mass air flow sensor is replaced; a dirty filter can allow debris to damage the new sensor.

Oil May Leak From PCV Vent Housings and Inspection Plates

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.

Malfunctioning Regulators May Cause Blower Motor Failure

A malfunctioning HVAC blower motor regulator can cause the blower motor to operate below the requested speed or not at all. Updated regulators are available; the blower motor and cover need to be replaced at the same time to upgrade the system.

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2001 Mercedes-Benz E430 4MATIC Questions

my E430 will not go into gear after it warms up. (1 answer)

my E430 will not go into gear after it warms up. The shifter displays R and D but will not display the gear numbers when toggled manually. This seemed to start after I accidentally knocked it out of gear while driving.

I repaired my rear brake pads and rotors but they still squeak in reverse. (1 answer)

Usually on slow reversing

Have a 2001 E430 4Matic have a ticking noise in the intake manifold (1 answer)

Mechanic says the valves in the intake manifold have carbon on them. He put some cleaner in the motor through the purge valve to clean it but still have the noise Whats up? What do you think? The car is real nice looking but it is embarassing when the car is idleing and it sounds like an old junk...

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