W220 Folding Side Mirror Stop Working, How to Fix DIY
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If you’re experiencing issues with your W220 folding side mirror, you’re not alone. Many Mercedes-Benz S-Class owners have reported problems with their power-folding side mirrors, which can be frustrating and annoying. But don’t worry, we’ve got you covered. In this article, we’ll show you how to diagnose and fix the problem yourself, without breaking the bank.
Symptoms of a Faulty W220 Folding Side Mirror
Before we dive into the DIY fix, let’s take a look at the common symptoms of a faulty W220 folding side mirror:
- The mirror doesn’t fold in or out properly
- The mirror stays in one position and won’t move
- The motor makes a clicking or grinding noise
- The mirror’s LED lights don’t turn on
If you’re experiencing any of these symptoms, it’s likely that there’s an issue with your mirror’s motor, gearbox, or wiring.
Tools and Materials Needed for the Fix
Before you start working on your W220 folding side mirror, make sure you have the following tools and materials:
- Torx screwdriver (T20 and T30)
- Phillips screwdriver
- Socket wrench or ratchet
- Pliers and punch (for removing the mirror’s plastic clip)
- Electrical tape and connectors (for repairing the wiring)
- New mirror motor or gearbox (if needed)
Step 1: Remove the Mirror’s Trim Panel
To access the mirror’s motor and wiring, you’ll need to remove the trim panel. Use a T20 Torx screwdriver to remove the screws, then gently pry the panel away from the mirror. Be careful not to break the clips.
Removing the Trim Panel: Tips and Tricks
- Use a plastic trim removal tool or a flathead screwdriver to pry the panel away from the mirror.
- Work your way around the panel, using a gentle prying motion to avoid breaking the clips.
- If the clips do break, use a punch and pliers to remove the remaining pieces and replace them with new ones.
Step 2: Disconnect the Mirror’s Wiring
Once you’ve removed the trim panel, you’ll see the mirror’s wiring harness. Use a Phillips screwdriver to remove the screws holding the harness in place, then gently pull it away from the mirror.
Disconnecting the Wiring: Tips and Tricks
- Use a wire diagram or consult your owner’s manual to identify the correct wires to disconnect.
- Use electrical tape and connectors to label and secure the wires to avoid mixing them up.
Step 3: Remove the Mirror’s Motor and Gearbox
To access the motor and gearbox, you’ll need to remove the mirror’s plastic clip. Use pliers and a punch to remove the clip, then gently pull the motor and gearbox away from the mirror.
Removing the Motor and Gearbox: Tips and Tricks
- Use a T30 Torx screwdriver to remove the screws holding the motor and gearbox in place.
- Work your way around the motor and gearbox, using a gentle prying motion to avoid breaking the clips.
Step 4: Inspect and Clean the Motor and Gearbox
Once you’ve removed the motor and gearbox, inspect them for any signs of wear or damage. Use compressed air to clean out any debris or dust.
Inspecting and Cleaning: Tips and Tricks
- Use a magnifying glass or flashlight to inspect the motor and gearbox for any signs of wear or damage.
- Use compressed air to clean out any debris or dust, but avoid spraying any liquids onto the electrical components.
Step 5: Replace the Motor or Gearbox (If Needed)
If you’ve determined that the motor or gearbox is faulty, you’ll need to replace it. Use a new motor or gearbox, and follow the manufacturer’s instructions for installation.
Replacing the Motor or Gearbox: Tips and Tricks
- Use a socket wrench or ratchet to remove the screws holding the motor or gearbox in place.
- Consult your owner’s manual or a wiring diagram to ensure the correct installation of the new motor or gearbox.
Step 6: Reassemble the Mirror
Once you’ve replaced the motor or gearbox, reassemble the mirror in the reverse order of how you disassembled it. Make sure everything is securely tightened and the wiring is properly connected.
Reassembling the Mirror: Tips and Tricks
- Use electrical tape and connectors to secure the wiring and avoid mixing up the wires.
- Consult your owner’s manual or a wiring diagram to ensure the correct installation of the mirror’s electrical components.
W220 Folding Side Mirror Stop Working, How to Fix DIY
Conclusion
Fixing your W220 folding side mirror can be a bit of a challenge, but with the right tools and materials, you can do it yourself. Remember to take your time, work carefully, and consult your owner’s manual or a wiring diagram if you’re unsure about any part of the process.
W220 Folding Side Mirror Stop Working, How to Fix DIY
Troubleshooting Tips
- If the mirror still doesn’t work after replacing the motor or gearbox, check the wiring and electrical components for any signs of damage or wear.
- If the mirror’s LED lights don’t turn on, check the wiring and connectors for any signs of damage or wear.
W220 Folding Side Mirror Stop Working, How to Fix DIY
Frequently Asked Questions
- Q: Can I fix my W220 folding side mirror myself?
A: Yes, with the right tools and materials, you can fix your W220 folding side mirror yourself. - Q: Do I need to replace the entire mirror to fix the problem?
A: Not always. Depending on the issue, you may only need to replace the motor or gearbox.