Changing a strut mount on a 2013 BMW 335i is a activity that may be accomplished by a novice mechanic with the precise instruments and a bit little bit of persistence. The strut mount is a essential element of the automobile’s suspension system, and a worn-out mount can result in a variety of issues, together with poor dealing with, extreme tire put on, and even a lack of management. In the event you’re experiencing any of those signs, it is vital to examine your strut mounts and substitute them if crucial.
Step one in changing a strut mount is to assemble the mandatory instruments and elements. You’ll need a socket wrench set, a torque wrench, a brand new strut mount, and a jack. Upon getting every part you want, you may start the method of eradicating the outdated strut mount. To do that, you will want to jack up the automobile and take away the wheel from the facet that you’re engaged on. As soon as the wheel is eliminated, you will want to find the strut mount. The strut mount is positioned on the prime of the strut meeting, and it’s held in place by three bolts. Upon getting positioned the strut mount, you may take away the bolts and take off the outdated mount.
Putting in the brand new strut mount is the reverse of eradicating the outdated mount. First, you will want to position the brand new mount on prime of the strut meeting. Then, you will want to insert the three bolts and tighten them all the way down to the desired torque. As soon as the bolts are tightened, you may put the wheel again on and decrease the automobile. As soon as the automobile is on the bottom, you may torque the bolts to the right specs. Lastly, you may check drive the automobile to ensure that the brand new strut mount is working correctly.
Figuring out the Strut Mounts
Strut mounts, also called suspension mounts or shock mounts, are essential parts that join the suspension struts to the automobile’s chassis. They play an important position in stabilizing the suspension system, lowering vibrations from the highway, and bettering general trip high quality. Within the case of a 2013 BMW 335i, figuring out the strut mounts is crucial for performing upkeep or substitute.
The strut mounts are usually positioned on the prime of the entrance and rear suspension struts. They are often accessed by eradicating the wheels and wheel effectively liners to reveal the parts. The strut mounts will seem as circular-shaped discs with a rubber middle that surrounds the strut shaft. Here is a extra detailed description of the strut mounts’ location:
Entrance Strut Mounts
- The entrance strut mounts are located on the prime of the entrance suspension struts.
- They’re positioned contained in the engine compartment, simply behind the entrance wheels.
- To entry the entrance strut mounts, you will want to take away the wheel effectively liners and expose the suspension parts.
Rear Strut Mounts
- The rear strut mounts are positioned on the prime of the rear suspension struts.
- They’re normally positioned within the trunk or cargo space of the automobile.
- To achieve the rear strut mounts, you will want to take away the trunk liner or entry panel to reveal the suspension system.
Here’s a desk summarizing the placement of the strut mounts in a 2013 BMW 335i:
| Location | Description |
|---|---|
| Entrance | Situated on the prime of the entrance suspension struts, contained in the engine compartment |
| Rear | Positioned on the prime of the rear suspension struts, normally within the trunk or cargo space |
Getting ready the Work Space
Earlier than you start working in your BMW 335i, it is vital to arrange the work space. This may aid you keep organized and environment friendly, and it’ll additionally assist to forestall accidents.
Listed below are some suggestions for making ready your work space:
- Select a well-lit and ventilated space to work in.
- Clear away any litter from the world.
- Collect all the instruments and supplies you will want earlier than you begin working.
- Lay down a drop material or tarp to guard the ground from spills.
Security Precautions
When working in your BMW, it is very important take security precautions to keep away from damage. Listed below are some security tricks to observe:
- Put on security glasses and gloves.
- Use a jack and jack stands to help the automobile when it’s raised off the bottom.
- Don’t work on the automobile whether it is scorching.
- Concentrate on your environment and keep away from working in areas the place there’s a threat of falling objects.
- If you’re not comfy performing a selected activity, don’t hesitate to hunt skilled assist.
Instruments and Supplies
Here’s a listing of instruments and supplies you will want to vary the strut mount in your BMW 335i:
| Instrument or Materials | Amount |
|---|---|
| Strut mount | 2 |
| Strut mount bolts | 4 |
| Strut mount nuts | 4 |
| Jack | 1 |
| Jack stands | 2 |
| Wrench | 1 |
| Socket wrench | 1 |
| Sockets | 10mm, 13mm, 15mm, 18mm |
| Torque wrench | 1 |
| Anti-seize compound | 1 tube |
Eradicating the Strut Meeting
Start by eradicating the wheel and tire meeting. Find the strut meeting, which is the tall, cylindrical element that connects the wheel to the automotive’s physique. To take away the strut meeting, you may must detach it from the higher and decrease management arms.
Utilizing a spanner or socket wrench, loosen the bolts that connect the strut meeting to the higher management arm. Watch out to not take away the bolts utterly at this level.
Subsequent, transfer to the decrease management arm. There will probably be one or two bolts that connect the strut meeting to the decrease management arm. Loosen these bolts after which use a pry bar or giant screwdriver to softly pry the strut meeting away from the decrease management arm. As soon as the strut meeting is free, fastidiously carry it out of the wheel effectively.
| Instruments Required |
|---|
| Spanner or socket wrench |
| Pry bar or giant screwdriver |
Disconnecting the Sway Bar Finish Hyperlink
The sway bar finish hyperlink is liable for connecting the sway bar to the strut. With a purpose to take away the strut mount, the sway bar finish hyperlink should first be disconnected. Listed below are the steps on how to do that:
- Find the sway bar finish hyperlink. It’s normally positioned close to the underside of the strut.
- Utilizing a wrench, loosen the nut that’s holding the sway bar finish hyperlink to the strut.
- As soon as the nut is free, use your fingers to take away the sway bar finish hyperlink from the strut.
- Watch out to not lose the washer that’s positioned between the sway bar finish hyperlink and the strut.
Extra Particulars for Step 4:
This step requires warning to forestall injury to the washer. Use a flashlight to find the washer, which is a skinny, metallic ring that sits between the sway bar finish hyperlink and the strut. It is very important take away the washer together with the sway bar finish hyperlink, because it helps to distribute the load and forestall the sway bar from changing into free. Rigorously slide the washer off the sway bar and retailer it in a protected place till you’re able to reassemble the suspension.
Separating the Strut from the Steering Knuckle
Upon getting disconnected the sway bar finish hyperlink, you may start separating the strut from the steering knuckle. Listed below are the detailed steps to observe:
**Step 1: Take away the Strut Bolt**
Find the strut bolt that connects the strut to the steering knuckle. Use a 21mm wrench or socket to loosen the bolt, however don’t take away it utterly at this stage.
**Step 2: Pry the Strut Free (Choice 1)**
Insert a pry bar or a big flat-head screwdriver between the steering knuckle and the strut meeting. Rigorously pry the strut free from the knuckle by making use of leverage. It’s possible you’ll want to make use of some drive, however keep away from damaging any parts.
**Step 3: Pry the Strut Free (Choice 2)**
If the strut is especially caught, you should utilize a pickle fork device. Place the pickle fork between the strut and the knuckle, and use a hammer to softly faucet it. The fork’s prongs will pry the strut free, releasing it from the knuckle.
| Technique | Professionals | Cons |
|---|---|---|
| Pry Bar | Much less more likely to injury parts | Might require extra drive |
| Pickle Fork | More practical on cussed struts | Can probably injury parts if not used fastidiously |
**Step 4: Take away the Strut Bolt**
As soon as the strut is free, utterly take away the strut bolt. Watch out to not drop the strut when eradicating it from the steering knuckle.
**Step 5: Separate the Strut**
Gently pull the strut meeting away from the steering knuckle. The strut ought to come off simply as soon as the bolt is eliminated. Be conscious of the brake line and ABS sensor wire related to the strut.
Eradicating the Previous Strut Mount
1. Find the strut mount on prime of the strut meeting. It will likely be secured with three bolts.
2. Use an influence wrench or socket wrench to loosen the bolts. Don’t take away them utterly right now.
3. Assist the strut meeting with a jack or jack stand.
4. Take away the three bolts and carry off the strut mount.
5. Examine the strut mount for any injury or put on. Whether it is broken, it is going to have to be changed.
6. Clear the mating surfaces of the strut mount and the strut meeting. Apply a small quantity of grease to the mating surfaces to forestall squeaking.
7. Place the brand new strut mount on prime of the strut meeting and align the bolt holes.
8. Thread the bolts into the holes and tighten them to the desired torque.
9. Take away the jack or jack stand from underneath the strut meeting.
10. Repeat the method for the opposite facet of the automobile.
| Part | Torque |
|---|---|
| Strut Mount Bolts | 75 |
Putting in the New Strut Mount
To take away the strut mount, you will want to make use of a socket wrench to loosen the highest nut and backside bolt securing it to the strut and suspension system. As soon as the mount is free, fastidiously take away it from the highest of the strut and discard it.
To put in the brand new strut mount, merely reverse the method within the elimination directions. First, place the brand new strut mount on prime of the strut and safe it with the underside bolt. Tighten the bolt till it’s cosy, however don’t overtighten it. Subsequent, carry the strut meeting again into place and safe it to the suspension system with the highest nut. Once more, tighten the nut till it’s cosy however don’t overtighten it.
To make sure the right alignment and performance of the strut mount, it is very important torque the bolts to the desired torque worth. The torque values for the strut mount bolts may be discovered within the automobile’s service guide or on the strut mount bundle.
As soon as the strut mount is correctly torqued, you may join the opposite parts of the suspension, corresponding to management arms, ball joints, and anti-sway bars, and tighten all bolts to the desired torque worth.
To confirm the set up, it’s a good observe to take the automobile for a check drive and test for correct dealing with and trip high quality. If the automobile displays any uncommon conduct or noises, examine the strut mount and make crucial changes or repairs.
The desk beneath summarizes the steps for putting in the brand new strut mount:
| Step | Description |
|---|---|
| 1 | Loosen the nut on the strut mount |
| 2 | Unscrew the bolt on the strut mount |
| 3 | Take away the strut mount |
| 4 | Place the brand new strut mount on prime of the strut |
| 5 | Tighten the underside bolt on the strut mount |
| 6 | Raise the strut meeting into place |
| 7 | Safe the strut meeting to the suspension system with the highest nut |
| 8 | Torque the bolts to the desired torque worth |
| 9 | Join different suspension parts |
Reassembling the Strut Meeting
As soon as the brand new strut mount is in place, it is time to reassemble the strut meeting.
1. Begin by threading the strut rod into the higher mount.
2. Then, set up the higher mount bearing and spring seat.
3. Subsequent, place the spring over the strut rod and compress it utilizing a spring compressor.
4. As soon as the spring is compressed, set up the higher strut mount.
5. Tighten the higher mount nut to the desired torque.
6. Subsequent, take away the spring compressor.
7. Set up the decrease strut mount.
8. Tighten the decrease strut mount nuts and bolts to the desired torque.
The next desk supplies the torque specs for the 2013 BMW 335i strut mount bolts and nuts:
| Bolt or Nut | Torque (Nm) |
|---|---|
| Higher strut mount nut | 22 Nm |
| Decrease strut mount nuts | 55 Nm |
| Decrease strut mount bolts | 22 Nm |
9. As soon as all the bolts and nuts are tightened, the strut meeting is full.
10. Now you can set up the strut meeting within the automobile.
Reinstalling the Strut within the Automobile
After changing the strut mount, it is time to reinstall the strut within the automobile. Listed below are the steps you may must take:
-
Rigorously carry the strut meeting and align the mounting factors on the strut with these on the automobile.
-
Insert the bolts by means of the mounting factors and hand-tighten them to safe the strut.
-
Use a torque wrench to tighten the bolts to the desired torque, as outlined within the torque specs desk beneath.
-
Join the sway bar hyperlink to the strut meeting.
-
Reinstall the brake line and ABS sensor to the strut meeting.
-
Tighten the lug nuts on the wheel to safe it.
-
Decrease the automobile to the bottom.
-
Tighten the lug nuts to the desired torque utilizing a torque wrench.
-
Torque Specs
Discuss with the next desk for the torque specs for the strut mounting bolts:
Bolt Measurement Torque M12 103 Nm (75 ft-lb) M14 140 Nm (103 ft-lb)
Disconnect Brake Line Bracket
Find and disconnect the brake line bracket from the strut mount by unbolting it utilizing a socket wrench.
Take away Three Strut Mount Bolts
Take away the three bolts securing the strut mount to the chassis with a socket wrench. These bolts may be accessed from the engine bay.
Take away Strut Meeting
Rigorously pull the strut meeting out of the wheelbase. It’s possible you’ll must wiggle it barely to dislodge it.
Compress Coil Spring
Utilizing a coil spring compressor, compress the coil spring on the strut meeting. This may launch the strain on the coil spring and permit you to safely take away it.
Take away Coil Spring
Slide the coil spring off the strut meeting as soon as it’s compressed.
Take away Spring Seat and Insulator
Take away the spring seat and insulator positioned on the highest of the strut meeting.
Unbolt Strut Mount from Strut
Use a socket wrench to unbolt the strut mount from the strut meeting.
Tightening and Torquing Bolts
Tightening the Strut Mount Bolts
Lubricate the threads of the strut mount bolts. Set up the bolts and tighten them to the desired torque. Discuss with the desk beneath for torque specs.
| Bolt Measurement | Torque |
|---|---|
| 12mm | 60 ft-lb |
| 14mm | 80 ft-lb |
| 16mm | 100 ft-lb |
Tightening the Brake Line Bracket
Tighten the brake line bracket bolt to the desired torque utilizing a socket wrench. Discuss with your automobile’s service guide or a dependable on-line useful resource for the proper torque specification.
The right way to Change a 2013 BMW 335i Strut Mount
Changing a strut mount on a 2013 BMW 335i is a comparatively easy restore that may be accomplished in just a few hours with the precise instruments and a bit mechanical know-how. Here is a step-by-step information that can assist you by means of the method:
- Collect your instruments and supplies. You will want a socket wrench, a torque wrench, a brand new strut mount, and a few penetrating oil.
- Park the automotive on a degree floor and have interaction the parking brake.
- Open the hood and disconnect the destructive battery terminal.
- Find the strut mount that must be changed. It is positioned on the prime of the strut, the place it attaches to the physique of the automotive.
- Take away the nuts that maintain the strut mount in place. It’s possible you’ll want to make use of penetrating oil to loosen them.
- Raise the strut mount off of the strut.
- Set up the brand new strut mount on the strut. Guarantee that it is oriented accurately.
- Tighten the nuts that maintain the strut mount in place. Torque them to the desired torque worth.
- Reconnect the destructive battery terminal.
- Test the alignment of the automotive. If the alignment is off, you may must have it adjusted by a certified mechanic.
Individuals Additionally Ask About The right way to Change 2013 BMW 335i Strut Mount
How a lot does it price to interchange a strut mount?
The price to interchange a strut mount can range relying on the make and mannequin of the automotive, in addition to the labor charges in your space. Generally, you may count on to pay between $200 and $500 for the elements and labor to interchange a strut mount.
How lengthy does it take to interchange a strut mount?
Changing a strut mount usually takes between 1 and a couple of hours. Nonetheless, this time could range relying on the make and mannequin of the automotive, in addition to your expertise degree.
What are the signs of a nasty strut mount?
There are a number of signs that may point out {that a} strut mount is dangerous. These signs embrace:
- Clunking or rattling noises when driving over bumps or uneven surfaces
- Uneven tire put on
- Decreased dealing with and stability
- Squealing or creaking noises when turning
