About Mercedes-Benz 300E
As a model of the Mercedes-Benz 300-Class, which is the predecessor to the E-Class and sometimes called as E-Class, Mercedes-Benz 300E was built by the Daimler-Benz between 1986 and 1993 for the North American market as a mid-size luxury/executive car. Originally introduced as the Mercedes-Benz internal chassis-designation version of the Mercedes-Benz E-Class, 300E was available for only eight model years in North America before being discontinued and the whole 300-Class was replaced by the Mercedes-Benz W210 for sedan and estate and Mercedes-Benz W208 for coupe and convertible.
Mercedes-Benz 300E made its debut for the 1986 model year in the North American market. It was offered in only one body style, 4-door sedan (W124) and came in only one trim level. Built based on the mid-sized vehicle platform W124, 300E's front suspension used a separate spring and damper with a rubber top mount and its rear suspension featured the Mercedes-Benz multi-line axle. For the 1992-1993 model year, the North American version of 300E introduced the optional Sportline package, which included sport seating, wider wheels with wider profile tires, quick ratio steering and s smaller diameter steering wheel, "Sportline" badges on the front wing moldings and gear knob, a slightly lowered ride height and a specially tuned suspension including shorter, stiffer springs, struts, anti-roll bars, and bushings. During its whole lifetime, 300E was powered by 3.0 L I6, 2.6 L I6, and 2.8 L I6 and all these engines sent power through 5-speed and 4-speed automatic or manual transmissions to rear wheels or four wheels.
Mercedes-Benz 300E Common Problems & Maintenance Tips
Having been described as a masterpiece of automotive styling and one of the most successful mid-size luxury cars ever produced, Mercedes-Benz 300E has a wide range of fan bases. But since now the youngest 300E is at least twenty-four years old and these common problems won't be strange for drivers:
First, for an old model like Mercedes-Benz 300E, engine failure is definitely an unavoidable problem. Since this problem often decides how the vehicle performs and how long it could serve you, you need to learn about how to diagnose and solve it before it is too late. According to experienced 300E drivers, this problem often starts with strange sounds including whining, squealing and rattling from the engine; then it will evolve in engine running roughly, misfiring, stalling, hard starting and even inability to start; before the vehicle breaks down completely, it will also experience a decrease in power, acceleration and fuel economy. When the Check Engine Light comes on, you need to know the 300E fuel pump, fuel injector, air filter, oil filter, spark plug, oxygen sensor, valve cover gasket and engine mount are in trouble.
Second, another problem common on Mercedes-Benz 300E and you need to pay more attention to is the braking failure. This problem is serious enough to cause fatal accidents anytime and that is why these recognizable and simple symptoms of it provided by experienced 300E drivers could be helpful for you and other people without much knowledge of the working principles of the automobiles. This problem often starts with noisy and poorly responded brakes, pulsating brake pedal and leaking braking fluids. Gradually, you will notice the rear brakes could get locked up on the wet surfaces and the parking brake could not hold the car properly. When both Brake Warning Light and Parking Brake Light come on, you should realize the 300E brake pad set, brake disc, brake drum, brake rotors, brake line, brake proportioning valve and parking brake cable need a thorough inspection.
To ensure a perfect ride on your Mercedes-Benz 300E, you need to value the function of routine maintenance on vulnerable auto parts of it. Parts including 300E seat belt, windshield wiper, wiper blade, antenna, cabin air filter, fog light and headlight play important roles in creating a safe and comfortable driving environment but they are exposed to harsh working conditions all the time, so please maintain them routinely.
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