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Home >> Audi >> 2011 >> Q5 Quattro (8RB) L4-2.0L Turbo (CAEB) >> Repair and Diagnosis >> Steering and Suspension >> Suspension >> Suspension Spring ( Coil / Leaf ) >> Service and Repair >> Removal and Replacement

Removal and Replacement






Coil Spring

Special tools, testers and auxiliary items required

• Pneumatic/hydraulic foot pump (VAS 6179)

• Spring tensioning system (VAS 6274)

• Supplementary set (VAS 6274/10)

• Audi Q5 supplement set (VAS 6274/11)


• Before removing or installing the coil spring, the (VAS 6274) with the (VAS 6274/10) and (VAS 6274/11) must be changed over.

• Convert the (VAS 6274) using the (VAS 6274/10). Refer to => [ Spring Tensioning System, Converting ] Spring Tensioning System, Converting.

• Additional tools from (VAS 6274/10) and (VAS 6274/11) will be needed later.






1. pressure plate with pivot bearing (VAS 6274/11-1) , anti-twist mechanism with elongated holes (VAS 6274/11-5) and spacer (VAS 6274/11-4)

2. pressure plate with securing plate (VAS 6274/11-2) , anti-twist mechanism with guide bolts (VAS 6274/11-6) and spacer (VAS 6274/11-4)

3. screws for the anti-twist mechanism bracket, contained in the Audi Q5 supplement set (VAS 6274/11)

4. Spindle (VAS 6274/10-4)

5. Sleeve

6. pistons (VAS 6274/4) - not illustrated


- Before starting, align the anti-twist mechanisms - 1 - and the spacers - 2 - on the thrust plates - 3 - near the markings - A - - arrow - as illustrated and then tighten them with the screws supplied.






1. Top figure: (VAS 6274/11-6) , bottom figure: (VAS 6274/11-5)

2. (VAS 6274/11-4)

3. Top figure: (VAS 6274/11-2) , bottom figure: (VAS 6274/11-1)


Removing

- Place the vehicle on a hoist.

- Remove wheels.

- Slide the securing lever back in the - direction of the arrow - if necessary.






• This and the following illustrations show the procedure without the stone deflector.

- Mount the (VAS 6274/11-2) , the (VAS 6274/11-6) and the (VAS 6274/11-4) from outside as high as possible in the coil spring and position them between the lower transverse link and the tie rod.






• If it is not possible to install the (VAS 6274/11-2) , the (VAS 6274/11-6) and the (VAS 6274/11-4) because there is not enough space, the tools must be taken apart, installed individually and assembled in their final installation position.

- Install the (VAS 6274/4) - 2 - and the (VAS 6274/5) - 3 - in the pressure plate. Slide the locking lever on the pressure plate back toward the outside (open).

- Press the locking lever in the - direction of the arrow - to secure the piston.






- Turn the (VAS 6274/11-2) , the (VAS 6274/11-6) and the (VAS 6274/11-4) all the way up.

- Install the (VAS 6274/11-1) , the (VAS 6274/11-5) and the (VAS 6274/11-4) from the inside as far down as possible in the coil spring between the lower transverse link and the tie rod. Move the stone protection plate to the side if necessary.






• If it is not possible to install the (VAS 6274/11-1) , the (VAS 6274/11-5) and the (VAS 6274/11-4) because there is not enough space, the tools must be taken apart, installed individually and assembled in their final installation position.

- Rotate the pressure plate with pivot bearing all the way down.

The anti-twist mechanism bracket - 2 - must be located between the tie rod and the lower transverse link.


• Coat the front area of the spindle lightly with the accompanying grease before removal and installation of each spring.

• Only grease the spindle with the accompanying grease. The spindle will be damaged if a different grease is used.

- Coat the front area of the (VAS 6274/10-4) lightly with the appropriate grease.






1. Tube of grease from the (VAS 6274) or (VAS 6274/10).

2. (VAS 6274/10-4)


- Install the (VAS 6274/10-4) - 1 - and the socket (VAS 6274/6) - 2 - by hand.






1. (VAS 6274/10-4)

2. (VAS 6274/6)


- Attach the locking devices - 1 - and - 2 - on both pressure plates to each other.






- Install the screws - 3 - from the (VAS 6274/11) by hand.


• The coil spring may only be tensioned or released if both locking device brackets - 1 - and - 2 - are connected to each other using both bolts - 3 -.

- Lightly tension the pressure plates using the (VAS 6274/10-4).

- Check to see if both coil springs are seated correctly in the pressure plates.

• The anti-twist mechanism bracket must be positioned between the lower transverse line and the tie rod when the coil spring is being tensioned.

- Tension the coil spring using the (VAS 6274/6) - 3 -. If necessary, use the (VAS 6274/7) on the bracket - arrow -.






1. (VAS 6274/11-2) , (VAS 6274/11-6) and (VAS 6274/11-4)

2. (VAS 6274/11-1) , (VAS 6274/11-5) and (VAS 6274/11-4)

3. (VAS 6274/6)



• Do not use an impact wrench to tighten the coil spring.

• Use a commercially available ratchet to tighten.

- Tension coil spring - 1 - just enough until it is possible to remove stone protection plate - 3 - and lower spring support - 2 -. Use a screwdriver - 1 - to tension the spring further.













• When tightening, make sure the bolts - A arrows - do not lie on the pressure plate stop - 1 -.

• The pressure plate locking device - 2 - must not lie on the stop - arrow B - on the pressure plate - 1 -.

- Remove the coil spring forward and down.

If this step is not possible because there is not enough space even though the coil spring is sufficiently pretensioned, a second technician will be needed to pull the suspension down slightly.


Use the (VAS 6274) and its accessories to tension the coil spring. Otherwise personal injury can occur.

Releasing the Coil Spring in the (VAS 6274)

- Turn the spindle - 1 - back slightly but do not remove it all the way. The spindle - 1 - must not project over the end of the coil spring - 2 -.






- Insert the pre-tensioned coil into the (VAS 6274).

- Insert the left coil spring on the spring plate - 1 - so the stop - 2 - aligns with the marking "L". Only applies to the left coil spring.






For the right coil spring, the stop - 2 - must align with the "R" marking.

- Position the bottom side of the end of the left coil spring in the (VAS 6274) at the "L" marking - arrow -.






- Position the bottom side of the end of the right coil spring in the (VAS 6274) at the "R" marking.

On a left coil spring the anti-twist mechanisms - 2 - face the 10 o'clock position and on the right coil spring the 2 o'clock position. The right side is shown in the - illustration -.






- Release the coil spring using the (VAS 6274/6). Release the tension at the same time using the (VAS 6274) and (VAS 6179).

- After the tension has been released on the coil spring, remove the (VAS 6274/10-4) - 3 -.






- Remove the screws for the anti-twist mechanism bracket and remove the (VAS 6274/11-1) , the (VAS 6274/11-5) and the (VAS 6274/11-4).

- Slide the locking lever - 1 - back.






- Remove the (VAS 6274/4) - 2 - and the (VAS 6274/5) - 3 - and remove the (VAS 6274/11-2) , the (VAS 6274/11-6) and the (VAS 6274/11-4) from the coil spring.

- Release the coil spring completely.

Installing

Install in reverse order of removal. Pay attention to the following:

It takes more than 4 turns to tension the coil spring with the pressure plates.

- Insert the bottom side of the coil spring in the (VAS 6274).

- Install the lower spring end (identified with the color points) on the left coil spring in the (VAS 6274) on the "L" marking - arrow - in the spring plate.






- Install the lower spring end (identified with the color points) on the right coil spring in the (VAS 6274) on the "R" marking in the spring plate.

- Install the (VAS 6274/11-2) , the (VAS 6274/11-6) and the (VAS 6274/11-4) and then install the (VAS 6274/4) - 2 - together with the (VAS 6274/5) - 3 -.






- Secure the piston - 2 - with the securing lever - 1 -.

- Install the (VAS 6274/11-1) , the (VAS 6274/11-5) and the (VAS 6274/11-4) - 5 -.






- Install the locking device bolts - 7 - loosely.

- Install the (VAS 6274/10-4) - 6 -.

- Install the sleeve - 4 - all the way.

Applies to the Left Coil Spring






- Tighten the locking device bolts - 7 - lightly by hand. Align the anti-twist mechanism and pressure plates in the (VAS 6274) so that the left coil spring points in the 10 o'clock position (refer to the position in the - illustration - from the right). While doing this make sure the lower end of the coil spring fits into the spring plate - 2 - on the "L" marking.

- Tighten the coil spring using the (VAS 6274/6) - 3 -. Tighten at the same time using the (VAS 6274) and (VAS 6179).

Applies to the Right Coil Spring






- Tighten the locking device bolts - 7 - lightly by hand. Align the anti-twist mechanism and pressure plates in the (VAS 6274) so that the right coil spring points in the 2 o'clock position (refer to the position in the - illustration - from the left). While doing this make sure the lower end of the coil spring fits into the spring plate - 2 - on the "R" marking.

- Tighten the coil spring using the (VAS 6274/6) - 3 -. Tighten at the same time using the (VAS 6274) and (VAS 6179).

Applies to Both Coil Springs


• When tightening, make sure the locking mechanism bolts do not lie on the (VAS 6274/11-1) stop.

• The (VAS 6274/11-2) locking device must not lie on the (VAS 6274/11-1) stop.

The anti-twist mechanisms - 2 - point to the 10 o'clock position on the left coil spring and to the 2 o-clock position on the right coil spring (note the position in the - illustration - on the right).






- When tightening using the spindle - 3 -, make sure the sleeve - 4 - does not slip out of the (VAS 6274/11-1).

- Release the (VAS 6274) and remove the coil spring with the tensioner.

- Tension the coil spring - 2 - slightly using spindle - 1 - if necessary.






Spindle - 1 - must only project far enough over coil spring - 2 - that the upper spring support can still rest completely on the coil spring.

- Position the coil spring with the lower spring plate - 3 - and stone deflector - 1 - on the wheel bearing housing - 2 -.






- Make sure the upper spring support is installed.

- Insert the lower spring plate with the pins - arrow A - in the wheel bearing housing hole - arrow B -.






- Install the coil spring - 1 - in the lower spring plate - 2 - as far as the stop.






- Then release the coil spring.

- Tighten the front wheels.

- Axle alignment required; see table. Refer to => [ Wheel Alignment ] Wheel Alignment.

• If one or both coil springs have been replaced, it is necessary to adapt the control position in vehicles equipped with electronically controlled damping and to check the basic setting of the headlamp. Refer to => [ Control Position, Programming using VAS 5051B ] Testing and Inspection

- The control position must be "retaught" if the vehicle level sensor has been removed or installed, or if the linkage rod has loosened, in vehicles equipped with electronic damping. Refer to => [ Control Position, Programming using VAS 5051B ] Testing and Inspection.

- The directional stabilization assistance control module (J759) must be recalibrated if the control position has been "retaught" in vehicles equipped with lane assist. Refer to => [ Lane Assist Calibration Procedure ] Lane Assist Calibration Procedure.

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