ACURA CSX 2006 Service Repair Manual

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Exploded View
18-31
Rear Suspension
Knuckle/Hub Bearing Unit Replacement
KNUCKLE
6x1.0mm
9.8 N·m
(1.0 kgf·m, 7.2 lbf·ft)
WASHERS
10x1.25mm
64 N·m
(6.5 kgf·m, 47 lbf·ft) O-RINGFLAT SCREW
6x1.0mm
9.8 N·m
(1.0 kgf·m,
7.2 lbf·ft)
HUB BEARING UNIT
(MAGNETIC ENCODER) REAR BRAKE DISC
SPLASH GUARD
6x1.0mm
9.8 N·m
(1.0 kgf·m,
7.2 lbf·ft)
REAR KNUCKLE UPPER BRACKET
(cont’d)
Check for deformation and damage.
Check for deformation and damage.
Replace.Check for faulty
movement and wear.
Check for wear, damage, and rust.
Check for corrosion,
deformation, and damage.
Replace if rusted.
08/08/21 14:57:41 61SNR030_180_0031
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Hub Bearing Unit Replacement
18-32Rear Suspension
Knuckle/Hub Bearing Unit Replacement (cont’d)
A
108 N·m
(11.0 kgf·m,
79.6 lbf·ft)
C B
10x1.25mm
74 N·m
(7.5 kgf·m,
54 lbf·ft)A
8x1.25mm
22 N·m
(2.2 kgf·m,
16 lbf·ft)
A
A
OUTSIDE
10x1.25mm
64 N·m
(6.5 kgf·m,
47 lbf·ft) A
B
1. Raise the rear of the vehicle, and support it with safety stands in the proper locations (see page
1-11).
2. Remove the wheel nuts (A) and the rear wheel.
3. Remove the brake hose mounting bolt (A) from the bracket.
4. Remove the brake caliper bracket mounting bolts (B), then remove the caliper assembly (C) from the
knuckle. To prevent damage to the caliper
assembly or the brake hose, use a short piece of
wire to hang the caliper assembly from the
undercarriage. Do not twist the brake hose
excessively. 5. Remove the two washers (A).
NOTE: During installation, make sure the washers
are installed between the brake caliper bracket and
the knuckle.
6. Remove the rear brake disc (see page 19-34).
7. Remove the hub bearing unit (A) and the O-ring (B).
8. Check the hub bearing unit for damage and cracks.
9. Install the hub bearing unit in the reverse order of removal, and note these items:
 Use a new O-ring during reassembly.
 Before installing the brake disc, Clean the mating surfaces of the hub bearing unit and the inside of
the brake disc.
 Before installing the wheel, clean the mating surfaces of the brake disc and the inside of the
wheel.
10. Check the wheel alignment, and adjust it if necessary (see page 18-5).
Replace.
08/08/21 14:57:42 61SNR030_180_0032
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Knuckle Replacement
18-33
6x1.0mm
9.8 N·m
(1.0 kgf·m,
7.2 lbf·ft)
A
6x1.0mm
9.8 N·m
(1.0 kgf·m,
7.2 lbf·ft) D
8x1.25mm
22 N·m
(2.2 kgf·m, 16 lbf·ft)
8x1.25mm
22 N·m
(2.2 kgf·m, 16 lbf·ft)
AB
C
(Multipurpose) 6x1.0mm
9.8 N·m
(1.0 kgf·m,
7.2 lbf·ft)
A
12x1.25mm
108 N·m
(11.0 kgf·m,
79.6 lbf·ft)
B
C
1. Remove the hub bearing unit.
2. Remove the splash guard (A).
3. Remove the wheel speed sensor (A), and the brake hose mounting bracket (B) from the knuckle (C). Do
not disconnect the wheel speed sensor connector.
NOTE: Apply multipurpose grease to the mating surfaces on the knuckle and the O-ring during
reassembly.
 To prevent O-ring damage, the wheel speed sensor must be installed with the guide pin tool
during reassembly (see step 5 on page 19-175).
4. Remove the parking brake cable mounting bolt (D) from the Knuckle. 5. Place a floor jack under the tra
iling arm to support
it.
NOTE: Do not place the jack against the plate
section of the lower arm. Be careful not to damage
any suspension components.
6. Remove the upper arm mounting bolt (A), and disconnect the upper arm (B) from the knuckle.
NOTE: Use the new upper arm mounting bolt
during reassembly.
7. Remove the rear knuckle upper bracket (C).
(cont’d)
Replace.
08/08/21 14:57:42 61SNR030_180_0033
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18-34Rear Suspension
Knuckle/Hub Bearing Unit Replacement (cont’d)
D
14x1.5mm
88 N·m
(9.0 kgf·m,
65 lbf·ft)
A
B
C
Except Type S model:
12x1.25mm
69N·m(7.0kgf·m,51lbf·ft)
Type S model:
12x1.25mm
74 N·m (7.5 kgf·m, 54 lbf·ft)
8. Mark the cam positions of the adjusting bolt (A) and the adjusting cam plate (B) with the frame, then
remove the self-locking nut (C), the adjusting cam
plate, and the adjusting bolt. Discard the self-
locking nut.
NOTE: Use a new adjusting bolt and a new self-
locking nut during reassembly.
9. Remove the flange bolt (D), and remove the knuckle.
NOTE: Use the new flange bolt during reassembly. 10. Install the knuckle in the reverse order of removal,
and note these items:
 First install all of the components, and lightly tighten the bolts and the nuts, then raise the
suspension to load it with the vehicle’s weight
before fully tightening to the specified torque
values.
 Align the cam positions of the adjusting bolt and the adjusting cam plate with the marked
positions when tightening the self-locking nut.
 Before installing the wheel, clean the mating surfaces of the brake disc and the inside of the
wheel.
11. Check the wheel alignment, and adjust it if necessary (see page 18-5).
Replace.
Replace.
Replace.
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18-35
Upper Arm Removal/Installation
A A
B A
12x1.25mm
59 N·m
(6.0 kgf·m, 43 lbf·ft)
B
12x1.25mm
108 N·m
(11.0 kgf·m,
79.6 lbf·ft)
C
NOTE: There are two types of rear upper arms. Those
that are marked with ‘‘C’’ (A), and those with no marks.
Be sure to use the correct alignment specifications.
1. Raise the rear of the vehicle, and support it with safety stands in the proper locations (see page
1-11).
2. Remove the rear wheel.
3. Position a floor jack at the connecting point of the trailing arm (A) and the knuckle (B). Raise the floor
jack until the suspension begins to compress. 4. Remove the flange bolts (A) from the vehicle.
NOTE: Use new flange bolts during reassembly.
5. Remove the flange bolt (B) from the knuckle, and remove the upper arm (C).
NOTE: Use the new flange bolt during reassembly.
6. Install the upper arm in the reverse order of removal, and note these items:
 First install all of the components, and lightly tighten the bolts, then raise the suspension to
load it with the vehicle’s weight before fully
tightening to the specified torque values.
 Before installing the wheel, clean the mating surfaces of the brake disc and the inside of the
wheel.
7. Check the wheel alignment, and adjust it if necessary (see page 18-5).
Replace. Replace.
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18-36 Rear Suspension
Trailing Arm Removal/Installation
B
A
8x1.25mm
22 N·m
(2.2 kgf·m, 16 lbf·ft)
A
B A
12x1.25mm
59 N·m
(6.0 kgf·m,
43 lbf·ft)
1. Raise the rear of the vehicle, and support it with
safety stands in the proper locations (see page
1-11).
2. Remove the rear wheel.
3. Remove the rear floor under cover (see page 20-174).
4. Remove the parking brake cable mounting bolt (A) from the trailing arm (B).
5. Position a floor jack at the connecting point of the trailing arm (A) and the knuckle (B). Raise the floor
jack until the suspension begins to compress.
6. Remove the knuckle with the hub bearing unit (see page 18-33).
7. Disconnect the stab ilizer link from the trailing arm
(see page 18-37).
8. Remove the rear spring (see page 18-43). 9. Remove the trailing arm rear m
ounting bolt (A).
NOTE: Use the new mounting bolt during
reassembly.
10. Lower the jack, and remove the trailing arm.
Replace.
08/08/21 14:57:44 61SNR030_180_0036
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18-3718-37
Stabilizer Link Removal/Installation
A
Except Type S model:
10x1.25mm
39 N·m
(4.0 kgf·m, 29 lbf·ft) C
D E
F
GH
B
10x1.25mm
39 N·m
(4.0 kgf·m, 29 lbf·ft)
Type S model:
10x1.25mm
38 N·m
(3.9 kgf·m, 28 lbf·ft)
11. Install the trailing arm in the reverse order of
removal, and note these items:
 First install all of the components, and lightly tighten the bolts, then raise the suspension to
load it with the vehicle’s weight before fully
tightening to the specified torque values.
 Check the brake hose for interference and twisting.
 Before installing the wheel, clean the mating surfaces on the brake disc and the inside of the
wheel.
12. Check the wheel alignment, and adjust it if necessary (see page 18-5). 1. Raise the rear of the vehicle, and support it with
safety stands in the proper locations (see page
1-11).
2. Remove the rear wheel.
3. Remove the self-locking nut (A) and the flange nut (B) while holding the respective joint pin (C) with a
hex wrench (D), then remove the stabilizer link (E).
4. Install the stabilizer link on the stabilizer bar (F) and trailing arm (G) with the joint pins set at the center
of their range of the movement.
NOTE: The stabilizer link has a paint mark (H). Align
the paint mark on the stabilizer link facing rearward.
5. Install the new self-locking nut and the new flange nut, and tighten them to the specified torque values
while holding the respective joint pin with a hex
wrench.
6. Clean the mating surfaces of the brake disc and the inside of the wheel, then install the rear wheel.
7. Test-drive the vehicle.
8. After 5 minutes of driving, torque the self-locking nut again to the specified torque values.
Replace.
Replace.
Replace.
08/08/21 14:57:44 61SNR030_180_0037
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18-3718-37
Stabilizer Link Removal/Installation
A
Except Type S model:
10x1.25mm
39 N·m
(4.0 kgf·m, 29 lbf·ft) C
D E
F
GH
B
10x1.25mm
39 N·m
(4.0 kgf·m, 29 lbf·ft)
Type S model:
10x1.25mm
38 N·m
(3.9 kgf·m, 28 lbf·ft)
11. Install the trailing arm in the reverse order of
removal, and note these items:
 First install all of the components, and lightly tighten the bolts, then raise the suspension to
load it with the vehicle’s weight before fully
tightening to the specified torque values.
 Check the brake hose for interference and twisting.
 Before installing the wheel, clean the mating surfaces on the brake disc and the inside of the
wheel.
12. Check the wheel alignment, and adjust it if necessary (see page 18-5). 1. Raise the rear of the vehicle, and support it with
safety stands in the proper locations (see page
1-11).
2. Remove the rear wheel.
3. Remove the self-locking nut (A) and the flange nut (B) while holding the respective joint pin (C) with a
hex wrench (D), then remove the stabilizer link (E).
4. Install the stabilizer link on the stabilizer bar (F) and trailing arm (G) with the joint pins set at the center
of their range of the movement.
NOTE: The stabilizer link has a paint mark (H). Align
the paint mark on the stabilizer link facing rearward.
5. Install the new self-locking nut and the new flange nut, and tighten them to the specified torque values
while holding the respective joint pin with a hex
wrench.
6. Clean the mating surfaces of the brake disc and the inside of the wheel, then install the rear wheel.
7. Test-drive the vehicle.
8. After 5 minutes of driving, torque the self-locking nut again to the specified torque values.
Replace.
Replace.
Replace.
08/08/21 14:57:44 61SNR030_180_0037
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18-38Rear Suspension
Stabilizer Bar Replacement
B
C
D
A
Except Type S model:
8x1.25mm
22N·m(2.2kgf·m,16lbf·ft)
Type S model:
10x1.25mm
49 N·m
(5.0 kgf·m, 36 lbf·ft)
E
10x1.25mm
39 N·m
(4.0 kgf·m,
29 lbf·ft)
A
1. Raise the rear of the vehicle, and support it with
safety stands in the proper locations (see page
1-11).
2. Remove the rear wheels.
3. Disconnect both stab ilizer links from the stabilizer
bar (see page 18-37).
4. Remove the flange bolts (A) and the bushing holders (B), then remove the bushings (C) and the
stabilizer bar (D).
NOTE: During installation, align the paint marks (E)
on the stabilizer bar with the sides of the bushings.
5. Replace the stabilizer bar bracket (A) if necessary. 6. Install the stabilizer bar in the reverse order of
removal, and note these items:
 Note the right and left direction of the stabilizer bar.
 Refer to stabilizer link removal/installation to connect the stab ilizer bar to the links (see page
18-37).
 Before installing the wheel, clean the mating surfaces of the brake disc and inside of the wheel.
7. Check the wheel alignment, and adjust it if necessary (see page 18-5).
08/08/21 14:57:45 61SNR030_180_0038
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Exploded View
18-39
Damper Replacement
SELF LOCKING NUT
10x1.25mm
29 N·m
(3.0 kgf·m, 22 lbf·ft)DAMPER MOUNTING WASHER
DAMPER MOUNTING BUSHING
DAMPER UNIT DUST COVER
(cont’d)
Replace.
Check for bending and damage.
Check for weakness.
Check for oil leaks,
gas leaks, and smooth
operation. Check for deterioration and damage.
08/08/21 14:57:45 61SNR030_180_0039
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