Mercedes-Benz 300E 4MATIC Repair and Maintenance

A guide to problems, costs, maintenance and repair for your Mercedes-Benz 300E 4MATIC

Mercedes-Benz 300E 4MATIC Problems

Insulation Degrades on Engine Wiring Harness and Leaves Conductors Exposed

The engine wiring can degrade because the insulating material falls off leaving the bare wire exposed. This can cause many problems depending on which wires are exposed and what they touch.

Repair Leaks From Head Gasket/Timing Cover Gasket Before Oil and Coolant Intermix

Internal and External engine oil & coolant leaks can develop from the head gasket and/or timing cover gasket; these leaks should be repaired before the engine oil and coolant intermix which can result in severe engine damage.

Interior Wood Trim Cracks Due to Age and Sun Exposure

Due to age and sun exposure, the interior wood trim cracks and the finish gets a cloudy haze. Replacement if the trim would be the most common solution to the problem.

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Mercedes-Benz 300E 4MATIC Questions

Why is my transmission fluid reservoir not able to hold or maintain any fluid? (2 answers)

After filling with trans fluid, I start engine, begin to drive and notice a great deal of smoke coming out of the exhaust pipes. After 10 minutes of the burning smoke, I turn the engine off and measure the transmission dipstick. It measures empty. This problem has been happening with regularity. ...

blinking red light on a air circulation button and it cut the heating blower off (1 answer)

I have a 1992 300e 4Matic and when the blinking red light comes on the air circulations button it cuts off the heat and cuts the engine off when come to a stop. What could be the problem. Please help. Thanks, Rith.

does anyone know what my temperature gage is suppose to rage around (1 answer)

Gage temperature suppose to be before it starts overheatin

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