2006 SUZUKI SX4 4WD

Downloaded from www.Manualslib.com manuals search engine Rear Suspension: 2C-4
Rear Coil Spring Removal and InstallationS6RW0D2306005
CAUTION!
Removal and Installation both coil springs
(right and left) at the same time to avoid rear
axle twisting and other damage.

Removal
1) Hoist vehicle and remove rear wheels.
2) Dismount rear differential (4WD model) referring to
“Rear Differential Dismounting and Remounting in
Section 3B”.
3) Remove rear fender lining (1) and then loosen rear
axle bolt (2) a little.
CAUTION!
Do not reuse rear axle bolt. Otherwise, bolt
may loosen.

4) Support both ends of rear axle (1) by using two floor
jacks (2).5) Detach each lower end (2) of shock absorbers (1)
(right and left) from rear axle.
6) Lower rear axle gradually as far down as the coil
spring can be removed.
CAUTION!
Be careful not to lower rear axle down too
much.
It may cause damage to brake flexible hose,
wheel speed sensor lead wire and parking
brake cable.

7) Remove coil spring (3).
8) Remove spring upper seat (1) from vehicle body and
lower seat (2) from rear axle.
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Downloaded from www.Manualslib.com manuals search engine 2C-5 Rear Suspension:
Installation
1) Install spring upper seat (1) to vehicle body and
lower seat (2) to rear axle.
CAUTION!
For proper installing direction of spring
upper seat (1) and spring lower seat (2), refer
to the figure.

2) Install coil spring (3) on spring lower seat (2) of rear
axle and place coil spring end (4) onto spring lower
seat (2) as shown in figure.
3) Jack up rear axle and then install shock absorbers
(1) lower end to rear axle.
Install washers and tighten shock absorber lower
nuts (2) temporarily at this step.4) Remove floor jacks from rear axle.
5) Remount rear differential (4WD model) referring to
“Rear Differential Dismounting and Remounting in
Section 3B”.
6) Install wheel and tighten wheel nuts to specified
torque.
Tightening torque
Wheel nut: 85 N·m (8.5 kgf-m, 61.5 lb-ft)
7) Lower hoist and bounce vehicle up and down
several times to stabilize suspension.
8) Tighten absorber lower nuts and rear axle bolts to
specified torque.
NOTE
When tightening these nuts and bolts, be
sure that vehicle is not on hoist and in
unloaded condition.

Tightening torque
Rear shock absorber lower nut: 90 N·m (9.0 kgf-
m, 65.0 lb-ft)
Rear axle bolt: 73 N·m (7.3 kgf-m, 53.0 lb-ft)
9) Install rear fender lining.
Spring Upper Seat / Spring Lower Seat
Inspection
S6RW0D2306006
Inspect for cracks, deformation or damage.
Replace any defective part.[A]: Left side F: Vehicle forward
[B]: Right side “a”: 10 mm max
U: Up ward
I7RW01230004-02
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2I4RS0A230012-01
I4RS0A230015-01

Downloaded from www.Manualslib.com manuals search engine Rear Suspension: 2C-8
Rear Wheel Hub Assembly Removal and
Installation
S6RW0D2306012
CAUTION!
Do not allow brake fluid to get on painted
surfaces. Painted surface will be damaged.

Removal
1) Hoist vehicle. Then remove rear wheel and brake
drum.
2) For 4WD model, remove rear drive shaft referring to
“Rear Drive Shaft Assembly Removal and
Installation in Section 3A”.
3) Remove rear brake shoe.
4) Disconnect brake pipe flare nut (1) from wheel
cylinder (3) and put bleeder plug cap (4) onto pipe
(2) to prevent fluid from spilling.5) Disconnect wheel speed sensor (1).
6) Remove brake back plate (2) and rear wheel hub
from rear axle.
7) If necessary, remove wheel stud bolts (1) with
copper hammer or hydraulic press.
CAUTION!
Never remove bolt unless replacement is
necessary.
Be sure to use a new bolt for replacement.

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I5RW0A230024-01
[A]: 4WD model
[B]: 2WD model
2 [A]
1 [B]
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I7RW01230018-01
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I5JB0A220016-01

Downloaded from www.Manualslib.com manuals search engine 2C-9 Rear Suspension:
Installation
1) Insert wheel stud bolt (1) in hub hole. Rotate wheel
stud bolt slowly to assure that serrations are aligned
with those made by original bolt.
2) Install brake back plate, rear wheel hub and new rear
wheel hub bolts and then tighten rear wheel hub
mounting bolts to specified torque.
CAUTION!
Use new rear wheel hub mounting bolts.

Tightening torque
Rear wheel hub mounting bolt: 73 N·m (7.3 kgf-
m, 53.0 lb-ft)
3) For 4WD model, install rear drive shaft referring to
“Rear Drive Shaft Assembly Removal and
Installation in Section 3A”.
CAUTION!
Never reuse rear drive shaft nut.

Tightening torque
Drive shaft nut (a): 175 N·m (17.5 kgf-m, 127.0
lb-ft)4) Connect wheel speed sensor and tighten wheel
speed sensor bolt (2WD model) to specified torque.
Tightening torque
Wheel speed sensor bolt : 11 N·m (1.1 kgf-m, 8.0
lb-ft)
5) Connect brake pipe (1) to wheel cylinder and tighten
brake pipe flare nut to specified torque.
Tightening torque
Brake pipe flare nut (a): 16 N·m (1.6 kgf-m, 11.5
lb-ft)
6) Install brake drum referring to Step 1) and 2) of
“Installation” under “Rear Brake Drum Removal and
Installation in Section 4C”.
7) Fill reservoir with brake fluid and bleed brake
system. For bleeding operation, see “Air Bleeding of
Brake System in Section 4A”.
8) Install wheel and tighten wheel nuts to specified
torque.
Tightening torque
Wheel nut: 85 N·m (8.5 kgf-m, 61.5 lb-ft)
9) Upon completion of all jobs, depress brake pedal
with about 300 N (30 kg, 66 lbs) load at least 3 times
so as to obtain proper drum-to-shoe clearance.
Adjust parking brake cable. For adjustment, see
“Parking Brake Inspection and Adjustment in Section
4D”.
10) Check to ensure that brake drum is free from
dragging and proper braking is obtained.
11) Perform brake test (foot brake and parking brake).
12) Check each installed part for fluid leakage.
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I5JB0A220017-01
1,(a)
1
I7RW01230012-01
(a)
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I5RW0A230018-01

Downloaded from www.Manualslib.com manuals search engine Table of Contents 3- i
3
Section 3
CONTENTS
Driveline / Axle
Precautions ................................................. 3-1
Precautions............................................................. 3-1
Precautions on Driveline / Axle ............................. 3-1
Drive Shaft / Axle ..................................... 3A-1
Front ......................................................................... 3A-1
General Description ............................................. 3A-1
Front Drive Shaft Construction ............................ 3A-1
Component Location ........................................... 3A-1
Front Drive Shaft Assembly Components
Location ............................................................ 3A-1
Diagnostic Information and Procedures ............ 3A-2
Front Drive Shaft Symptom Diagnosis ................ 3A-2
Repair Instructions .............................................. 3A-2
Front Drive Shaft Components ........................... 3A-2
Front Drive Shaft Assembly On-Vehicle
Inspection.......................................................... 3A-3
Front Drive Shaft Assembly Removal and
Installation ......................................................... 3A-3
Front Drive Shaft Disassembly and
Reassembly ...................................................... 3A-4
Center Shaft and Center Bearing Support
Disassembly and Reassembly (If Equipped) .. 3A-12
Specifications..................................................... 3A-13
Tightening Torque Specifications ...................... 3A-13
Special Tools and Equipment ........................... 3A-14
Recommended Service Material ....................... 3A-14
Special Tool ...................................................... 3A-14
Rear ........................................................................ 3A-15
General Description ........................................... 3A-15
Rear Drive Shaft Construction .......................... 3A-15
Repair Instructions ............................................ 3A-15
Rear Drive Shaft Components .......................... 3A-15
Rear Drive Shaft Assembly Removal and
Installation ....................................................... 3A-16
Rear Drive Shaft Disassembly and
Reassembly .................................................... 3A-16
Specifications..................................................... 3A-18
Tightening Torque Specifications ...................... 3A-18
Special Tools and Equipment ........................... 3A-18
Recommended Service Material ....................... 3A-18
Special Tool ...................................................... 3A-18
Differential ................................................ 3B-1
Precautions...........................................................3B-1
Precaution for Rear Differential Oil Leakage....... 3B-1
Precautions in Diagnosing Trouble ..................... 3B-1
General Description .............................................3B-2
Rear Differential Description ............................... 3B-2
Coupling Description ........................................... 3B-2
4WD Control System Components ..................... 3B-3
4WD Control System Description........................ 3B-4
Function of 4WD Control System Component .... 3B-4
4WD Control System Wiring Circuit Diagram...... 3B-5
Terminal Arrangement of 4WD Control
Module .............................................................. 3B-5
Input / Output Signal Table of 4WD Control
Module .............................................................. 3B-6
On-Board Diagnostic System Description ........... 3B-6
CAN Communication System Description........... 3B-7
Diagnostic Information and Procedures ............3B-8
4WD Control System Check ............................... 3B-8
4WD Position Indicator Operation Check.......... 3B-10
4WD Control System Operation Inspection ...... 3B-10
Visual Inspection ............................................... 3B-11
DTC Check........................................................ 3B-11
DTC Clearance ................................................. 3B-11
DTC Table ......................................................... 3B-12
Fail-Safe Table .................................................. 3B-12
Scan Tool Data ................................................. 3B-13
Rear Differential Symptom Diagnosis ............... 3B-14
4WD Control Symptom Diagnosis..................... 3B-14
4WD Position Indicator Does Not Come ON at
Ignition Switch ON but Engine Stops .............. 3B-15
4WD Position Indicator Remains ON Steady
at Ignition Switch ON....................................... 3B-16
DTC C1240: 4WD Control Module Power
Supply Circuit Malfunction............................... 3B-17
DTC C1243: Internal Circuit Malfunction of
4WD Control Module ....................................... 3B-18
DTC C1250: Coupling Air Temperature
Sensor Circuit Open ........................................ 3B-19
DTC C1251: Coupling Air Temperature
Sensor Circuit Short ........................................ 3B-21
DTC C1252: Coupling Assembly Circuit Open .. 3B-22
DTC C1253: Coupling Assembly Circuit Short .. 3B-24
DTC C1254: 2WD/4WD Switch Malfunction ..... 3B-25
DTC U0073: Control Module Communication
Bus Off ............................................................ 3B-27

Downloaded from www.Manualslib.com manuals search engine 3-ii Table of Contents
DTC U0100: Lost Communication with ECM .... 3B-27
DTC U0121: Lost Communication with ABS /
ESP® Control Module..................................... 3B-27
DTC U0155: Lost Communication with
Instrument Panel Cluster (IPC) Control
Module ............................................................ 3B-27
Inspection of 4WD Control Module and Its
Circuits ............................................................ 3B-27
Repair Instructions ............................................3B-30
Rear Differential Oil Level Check ...................... 3B-30
Rear Differential Oil Change ............................. 3B-30
2WD/4WD Switch Removal and Installation ..... 3B-31
2WD/4WD Switch Inspection ............................ 3B-31
4WD Control Module Removal and
Installation ....................................................... 3B-31
Coupling Air Temperature Sensor Removal
and Installation ................................................ 3B-31
Coupling Air Temperature Sensor Inspection ... 3B-32
Coupling Assembly Inspection .......................... 3B-32
Rear Differential Mountings Components ......... 3B-33
Front Mounting Arm and/or Rear Mounting
Bracket Assembly Removal and Installation ... 3B-34
Rear Mounting Bracket Assembly
Disassembly and Reassembly ........................ 3B-34
Rear Differential Dismounting and
Remounting ..................................................... 3B-34
Rear Differential Components ........................... 3B-35
Rear Differential Disassembly and
Reassembly .................................................... 3B-36
Rear Differential Inspection ............................... 3B-47
Specifications .....................................................3B-48
Tightening Torque Specifications ...................... 3B-48
Special Tools and Equipment ...........................3B-48
Recommended Service Material ....................... 3B-48
Special Tool ...................................................... 3B-49
Transfer .................................................... 3C-1
General Description ............................................. 3C-1
Transfer Description ............................................ 3C-1Diagnostic Information and Procedures ............3C-1
Transfer Symptom Diagnosis..............................3C-1
Repair Instructions ..............................................3C-2
Transfer Oil Level Check.....................................3C-2
Transfer Oil Change ............................................3C-2
Transfer Dismounting and Remounting ..............3C-3
Transfer Assembly Components .........................3C-4
Transfer Assembly Disassembly and
Reassembly ......................................................3C-5
Reduction Drive Gear Assembly Disassembly
and Reassembly ...............................................3C-7
Reduction Driven Gear Assembly
Disassembly and Reassembly ..........................3C-8
Transfer Right Case and Left Case
Disassembly and Reassembly ..........................3C-9
Transfer Output Retainer Assembly
Disassembly and Reassembly ........................3C-10
Transfer Assembly Inspection ...........................3C-14
Bevel Gear Tooth Contact Inspection ...............3C-14
Specifications .....................................................3C-16
Tightening Torque Specifications ......................3C-16
Special Tools and Equipment ...........................3C-17
Recommended Service Material .......................3C-17
Special Tool ......................................................3C-17
Propeller Shafts ....................................... 3D-1
Precautions ...........................................................3D-1
Propeller Shaft Caution .......................................3D-1
General Description .............................................3D-1
Propeller Shaft Construction ...............................3D-1
Diagnostic Information and Procedures ............3D-1
Propeller Shaft Symptom Diagnosis ...................3D-1
Repair Instructions ..............................................3D-2
Propeller Shaft Joint Check.................................3D-2
Propeller Shaft Assembly Removal and
Installation .........................................................3D-2
Propeller Shaft Inspection ...................................3D-2
Specifications .......................................................3D-3
Tightening Torque Specifications ........................3D-3

Downloaded from www.Manualslib.com manuals search engine 3A-3 Drive Shaft / Axle: Front
Front Drive Shaft Assembly On-Vehicle
Inspection
S6RW0D3116002
• Check boots for breakage or deterioration.
• Check wheel side joint for rattle or smooth rotation.
• Check differential side (or center shaft side) joint for
smooth rotation.
If any abnormality is found, replace.
Front Drive Shaft Assembly Removal and
Installation
S6RW0D3116003
Removal
1) Hoist vehicle and remove front wheel.
2) Undo caulking and remove drive shaft nut (1) with
brake pedal depressed.
3) Drain transaxle oil and transfer oil (4WD model).
4) Disconnect tie-rod end (1) from steering knuckle (2)
using puller (3).5) Remove brake hose mounting bolt (1) and brake
hose (2) from bracket and then detach wheel speed
sensor harness (3) from strut bracket.
6) Remove suspension control arm ball joint bolt (4)
from knuckle.
7) Disconnect front suspension control arm ball joint
stud from steering knuckle.
8) Using tire lever (1) or plastic hammer (3), pull out
drive shaft joint (2) so as to release snap ring fitting
of joint spline at differential side, at center shaft or at
transfer side.
I6RW0B310005-01
I3RM0A310003-01
[A]: Left side shaft
[B]: Right side shaft of 2WD vehicle
[C]: Right side shaft of 4WD vehicle
I6RW0D311003-01
I5RW0A311003-01

Downloaded from www.Manualslib.com manuals search engine Drive Shaft / Axle: Front 3A-4
9) Remove drive shaft assembly.
10) Remove center bearing support bolts (3) and remove
center bearing support (2) with center shaft (1) from
differential side gear, if equipped.
Installation
CAUTION!
• Be careful not to damage oil seals and
boots when installing drive shaft.
• Do not hit joint boot with hammer.
Inserting joint only by hands is allowed.
• Make sure that differential side joint is
inserted fully and its snap ring is seated as
it was.

Install drive shaft assembly by reversing removal
procedure and noting the following points.
• Tighten each bolt and nut to the specified torque
referring to “Front Drive Shaft Assembly Components
Location”.
• Tighten brake hose mounting bolt to specified torque.
Tightening torque
Brake hose mounting bolt: 25 N·m (2.5 kgf-m,
18.0 lb-ft)
• Fill transaxle with oil as specified referring to “Manual
Transaxle Oil Change in Section 5B” or “A/T Fluid
Change in Section 5A” and “Transfer Oil Change in
Section 3C” (4WD model).
• Check toe setting referring to “Front Wheel Alignment
Inspection and Adjustment in Section 2B” and adjust
as required.
Front Drive Shaft Disassembly and ReassemblyS6RW0D3116004
Disassembly
For DOJ type
CAUTION!
Disassembly of wheel side joint is not
allowed. If any noise or damage exists in it,
replace it as assembly.

1) Remove differential side (or center shaft side) boot
big band (1) as follows.
• For boot big band without joint [A]:
Remove boot big band by tapping boot and band
with plastic hammer. If it is hard to remove boot
big band, cut it using a nipper or an iron saw with
care not to damage joint housing.
• For boot big band with joint [B]:
Draw hooks of boot big band together and remove
band.3
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