The interest of an electric window regulator is substantial in comparison with manual window regulators. However, it has the drawback of being much more complicated in terms of repairs. In addition, it is not necessarily easy to pinpoint the nature of the problem. Here we will see how to replace the electric window of a Smart Fortwo 3 . But before seeing what to do next, you have to be sure you understand where the failure is coming from. Let's be clear, sometimes it is unnecessary to change the entire window regulator, a simple little repair can sometimes work. Whether it concerns an electrical short circuit, or quite simply a lack of lubrication. Now that you've identified the source of the problem, let's get to the heart of the matter.
How to replace a Smart Fortwo 3 window regulator
Replacing a window regulator is quite tedious. Depending on your experience in the field, plan approximately two o'clock in order to be sure to have the necessary time. Whether for a Smart Fortwo 3 or on another car, this operation is for experienced handymen. So let's look at what to do, point by point. It is advisable to take pictures at several stages in order to help you reassemble the new window regulator.
Removing a window regulator on a Smart Fortwo 3
- Remove the entire door trim. From the handle to the retro cover. This manipulation must be done carefully enough using a flat screwdriver. You must ensure that you can access the window regulator at all points without being hindered. This step is quite long to complete.
- Remove the window regulator gaskets from your Smart Fortwo 3. Again, it is wiser to go about it delicately.
- Now that you have access to the window regulator, disconnect the connectors. You will then have to disengage the window lifter motor when it is stuck.
- Take out all the fasteners that hold the window in place, then release the window. It is sometimes advisable to position the window halfway up to perform this manipulation. Obviously you have to be very careful when handling the glass. It is preferable to put it on a sufficiently thick sheet.
- Disassemble the window regulator completely. It is wiser to hold on to your position. You can take a picture of it if it helps you fit the new window regulator. The window regulator is sometimes held in place by screws or rivets, so you have to remove them.
Installing an electric window regulator for a Smart Fortwo 3
- Position the new window regulator. Make sure that its position is identical to the damaged window lifter. You probably need to use the fasteners you have set aside.
- Reposition the glass as you removed it. It will sometimes be necessary to rotate it a little so that it fits correctly in its guide.
- Connect the connectors.
- Replace the seals you removed.
- Reassemble the door trim assembly.
It's done, you now have a new and functional window regulator . You will therefore have to switch on and test it.