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Mercedes 400
Mercedes-Benz has sold a number of automobiles with the "400" model name: Type 400 produced from 1926 until 1929, W124 produced from 1992 until 1995 and W140 produced since 1992. W124 is the Mercedes-Benz internal chassis-designation for the 1984 to 1995/96 version of the Mercedes-Benz E-Class. The W124 models replaced the W123 models after 1984 and were succeeded by the W210 E-Class after 1995. One of the pre-facelift models from 1984 to 1993 is 400E. The W124 was also offered as a long wheelbase targeted for taxi companies, but more luxury equipped version was also used as a limousine.
Mercedes 400 FAQ's
How do I change a headlight bulb on a Mercedes 400?
To change a headlight bulb on a Mercedes 400, open the hood and locate the back of the headlight assembly. Twist and remove the bulb socket, then carefully detach the old bulb from the socket. Insert the new bulb into the socket, ensuring it is properly seated. Reattach the bulb socket to the headlight assembly and test the headlights to confirm proper operation.
How do I change the oil in a Mercedes 400?
To change the oil in a Mercedes 400, start by locating the oil drain plug underneath the engine. Remove the plug and let the old oil drain out completely. Once drained, replace the drain plug and remove the oil filter. Install a new oil filter and then refill the engine with the recommended oil capacity specified in the manual.
How do I check the transmission fluid level in a Mercedes 400?
To check the transmission fluid level in a Mercedes 400, start the engine and allow it to reach operating temperature. Park the vehicle on a level surface and engage the parking brake. Locate the transmission fluid dipstick, typically near the back of the engine bay, and remove it. Wipe it clean, reinsert it fully, and then remove it again to read the fluid level. The level should be within the marked range on the dipstick.
How do I replace a faulty spark plug in a Mercedes 400?
To replace a faulty spark plug in a Mercedes 400, start by ensuring the engine is cool. Locate the spark plug wires or coil packs, and carefully remove them one by one to access the spark plugs. Use a spark plug socket and ratchet to unscrew the old spark plug from the cylinder head. Install the new spark plug, making sure it is tightened to the recommended torque. Reconnect the spark plug wire or coil pack, and repeat the process for the remaining spark plugs.
How do I replace the battery in a Mercedes 400?
To replace the battery in a Mercedes 400, start by turning off the engine and removing the key from the ignition. Locate the battery, usually in the trunk or under the hood, and disconnect the negative (-) terminal first, followed by the positive (+) terminal. Remove any securing brackets or clamps and carefully lift out the old battery. Install the new battery, reconnect the terminals in the reverse order, and secure the battery to its designated position.
How do I replace the brake pads on a Mercedes 400?
To replace the brake pads on a Mercedes 400, begin by safely lifting the vehicle and removing the wheels. Locate the brake caliper and remove the retaining bolts to access the brake pads. Carefully remove the old brake pads and replace them with new ones, ensuring proper alignment. Reinstall the brake caliper, tighten the retaining bolts, and repeat the process for the remaining wheels.
How do I replace the cabin air filter in a Mercedes 400?
To replace the cabin air filter in a Mercedes 400, locate the cabin air filter housing, which is typically located behind the glove compartment or under the dashboard. Remove the housing cover or access panel to reveal the filter. Take out the old filter, making note of its orientation, and replace it with a new filter of the same size and type. Reinstall the housing cover or access panel, ensuring a secure fit, and enjoy cleaner air inside the cabin.
How do I reset the service indicator on a Mercedes 400?
To reset the service indicator on a Mercedes 400, turn the ignition key to position 1 without starting the engine. Press and hold the reset button on the instrument cluster until the service indicator resets or the message disappears. Release the button and turn off the ignition. When you turn on the ignition again, the service indicator should be reset.
How do I reset the tire pressure monitoring system in a Mercedes 400?
To reset the tire pressure monitoring system (TPMS) in a Mercedes 400, start by ensuring all tires are properly inflated to the recommended pressures. Then, turn the ignition key to position 2 without starting the engine. Use the multifunction steering wheel buttons to navigate to the TPMS reset option in the instrument cluster menu. Follow the instructions on the screen to reset the TPMS, and once completed, the system should recognize the new tire pressures.
How do I troubleshoot a faulty power window in a Mercedes 400?
If you are experiencing issues with a power window in a Mercedes 400, start by checking the fuse related to the power window system. If the fuse is intact, ensure the window lock switch is not engaged. Next, inspect the window switches and connections for any signs of damage or corrosion. If everything appears to be in order, the problem may lie with the window regulator or motor, requiring further diagnosis or professional assistance.
How often should I change the air filter in a Mercedes 400?
It is recommended to change the air filter in a Mercedes 400 every 20,000 to 30,000 miles or as per the specific intervals mentioned in the owner's manual. However, factors such as driving conditions, air quality, and individual driving habits may require more frequent air filter replacements. Regularly inspecting the air filter and replacing it when necessary contributes to optimal engine performance and fuel efficiency.
What are the recommended tire pressures for a Mercedes 400?
The recommended tire pressures for a Mercedes 400 can vary depending on the model and tire size. However, you can find the specific recommended tire pressures for your vehicle in the owner's manual or the tire placard located on the driver's side door jamb. It's important to ensure that the tire pressures are set to the recommended levels to optimize safety and performance.
What type of coolant should I use for a Mercedes 400?
For a Mercedes 400, it is recommended to use a high-quality ethylene glycol-based coolant that meets the specifications mentioned in the owner's manual. The coolant should be a mixture of water and the appropriate coolant concentrate, typically a 50:50 ratio. It's crucial to use the correct coolant to maintain optimal engine cooling and prevent corrosion within the cooling system.
What type of engine oil should I use for a Mercedes 400?
The recommended engine oil for a Mercedes 400 depends on the specific model and engine type. It is crucial to use an oil that meets the manufacturer's specifications, which can be found in the owner's manual. Typically, synthetic oils with the appropriate viscosity are recommended for Mercedes vehicles to ensure optimal engine protection and performance.
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