Suspension strut tower repair on a Mercedes Benz E Class E320 W210 can be a complex task that requires specific tools and a careful approach. click here for more details on the download manual…..
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Here’s a detailed guide outlining the necessary tools and steps for the repair:
### Tools Needed:
– **Jack and Jack Stands**
– **Description**: A hydraulic floor jack to lift the vehicle and jack stands to securely support it. Essential for safety.
– **Socket Set**
– **Description**: A complete socket set (metric sizes) to loosen and tighten bolts. Include a ratchet and extensions for hard-to-reach areas.
– **Wrench Set**
– **Description**: A set of combination wrenches (metric) to assist in removing nuts and bolts where a socket cannot be used.
– **Torque Wrench**
– **Description**: A torque wrench to ensure that bolts are tightened to the manufacturer’s specifications, preventing over-tightening or under-tightening.
– **Pry Bar**
– **Description**: A sturdy pry bar to help remove stuck components or to apply leverage when needed.
– **Hammer and Chisel**
– **Description**: A hammer for general use and a chisel for any stubborn bolts, particularly for removing rusted or corroded parts.
– **Impact Gun (Optional)**
– **Description**: An air or electric impact wrench can speed up the process of removing stubborn bolts.
– **Strut Spring Compressor**
– **Description**: A tool used to safely compress the coil spring for strut assembly disassembly and reassembly.
– **Body Repair Tools (if necessary)**
– **Description**: Tools such as a metal file or grinder may be required if the strut tower has damaged metal that needs smoothing or reshaping.
– **Sealant or Adhesive**
– **Description**: OEM-approved sealants or adhesives for sealing any seams after repair.
– **Paint and Rust Inhibitor**
– **Description**: High-quality automotive paint and rust inhibitor for protecting the repaired area after the work is done.
### Steps for Repair:
– **Preparation**
– ensure the vehicle is parked on a flat surface and the parking brake is engaged.
– Disconnect the battery to avoid any electrical issues during the repair.
– **Lifting the Vehicle**
– Use the hydraulic jack to lift the front of the vehicle. Secure it with jack stands to ensure stability.
– **Remove Front Wheels**
– Use the socket set to remove the lug nuts on both front wheels. This allows access to the suspension components.
– **Accessing the Strut Tower**
– Remove any necessary components that obstruct access to the strut tower, such as the fender liner or air intake components.
– **Inspect the Strut Tower**
– Carefully Examine the strut tower for any signs of rust, cracks, or deformation. Take pictures for reference.
– **Remove Strut Assembly**
– Using the wrench and socket set, detach the strut assembly from the steering knuckle and the strut tower. Secure the assembly to prevent it from falling.
– **Compress the Coil Spring**
– Use the strut spring compressor to safely compress the coil spring on the strut assembly. This is crucial for disassembling the strut safely.
– **Disassemble the Strut**
– Once the spring is compressed, remove the top mount and any other components of the strut assembly. Inspect for wear and damage.
– **Repair the Strut Tower**
– If the strut tower is damaged, you may need to grind away rust or deformation. Use a metal file or grinder for this task.
– For severe damage, consider welding in a new piece of metal or using a strut tower brace for reinforcement.
– **Reassemble the Strut**
– Reattach the strut components, ensuring everything is aligned correctly
and the coil spring is securely in place.
– **Reinstall Strut Assembly**
– Lift the strut assembly back into the strut tower and attach it to the steering knuckle. Use the torque wrench to tighten all bolts to the manufacturer’s specifications.
– **Reinstall Front Wheels**
– Place the front wheels back on the vehicle and hand-tighten the lug nuts. Lower the vehicle back to the ground and use the torque wrench to tighten the lug nuts to specifications.
– **Final Checks**
– Reconnect the battery and check for any loose connections. Inspect the area for any potential leaks or loose parts.
– **Paint and Protect**
– Apply rust inhibitor and paint to any exposed metal to prevent future corrosion.
– **Test Drive**
– Finally, take the vehicle for a test drive to ensure everything is functioning properly and that there are no unusual noises or handling issues.
### Safety Precautions:
– Always wear appropriate safety gear, including gloves and safety glasses.
– ensure the vehicle is securely supported before working underneath it.
– Be cautious when working with compressed springs, as they can cause injury if not handled properly.
This guide provides a comprehensive approach to repairing the suspension strut tower on a Mercedes Benz E Class E320 W210. If you are unsure or uncomfortable with any step, consider consulting a professional mechanic.
A tachometer is an essential instrument found in vehicles that measures and displays the engine’s rotational speed, typically in revolutions per minute (RPM). This component provides real-time feedback on how fast the engine is spinning, allowing drivers to monitor performance and optimize driving conditions. The tachometer is crucial for various reasons, particularly in vehicles with internal combustion engines.
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