ECU SUZUKI SX4 2006 1.G Service Manual PDF

Downloaded from www.Manualslib.com manuals search engine Automatic Transmission/Transaxle: 5A-113
61) Measure 1st and reverse brake piston stroke.
If piston stroke exceeds specified value,
disassemble, inspect and replace discs and plates.
• Using special tool, measure 1st and reserve brake
piston stroke when compressed air (400 – 800
kPa, 4 – 8 kg/cm
2, 57 – 113 psi) is blown through
oil hole.
Special tool
(A): 09900–20607
(B): 09900–20701
(C): 09952–06020
1st and reverse brake piston stroke
Standard: 0.79 – 1.49 mm (0.031 – 0.059 in.)
62) Remove snap ring while the 1st and reverse brake
piston return springs are compressed using special
tool and hydraulic press.
CAUTION!
Do not press 1st and reverse brake return
spring subassembly in over 0.8 mm (0.031
in.).
Excessive compression may cause damage
to return spring subassembly, discs, plates
and/or piston.

Special tool
(A): 09926–9762063) Remove 1st and reverse brake retaining plate, discs
and separator plates.
64) Remove 1st and reverse brake return spring
subassembly (1).
65) Turn over transaxle and uncaulk reduction drive gear
nut (1).
66) Secure reduction drive gear (1) with parking lock
pawl, then remove reduction drive gear nut.
CAUTION!
• It is recommended that this operation
should be carried out on rubber mat to
prevent damaging transaxle case.
• Never reuse removed nut.

I2RH0B510133-01
I2RH0B510134-01
I2RH0B510135-01
I2RH0B510136-01
I2RH0B510137-02

Downloaded from www.Manualslib.com manuals search engine 5A-120 Automatic Transmission/Transaxle:
Direct Clutch Assembly Disassembly and
Reassembly
S6RW0D5106037
CAUTION!
When clutch disc, retaining plate and/or
separator plate of direct clutch have been
replaced, all learned contents, which have
been stored in TCM memory by executing
learning control, should be initialized
referring to “Learning Control Initialization”.
Neglecting this initialization may cause
excessive shift shock.

Disassembly
1) Remove plate snap ring (1) then remove direct
clutch retaining plate, discs and separator plates.
2) Using special tool and hydraulic press, remove shaft
snap ring (1).
Special tool
(A): 09926–98310
CAUTION!
Do not press direct clutch return spring
subassembly in over 0.7 mm (0.027 in.).
Excessive compression may cause damage
to direct clutch return spring subassembly
and/or piston.

3) Remove direct clutch return spring assembly (2).4) Using a finger to block oil hole (1), apply
compressed air (400 – 800 kPa, 4 – 8 kg/cm
2, 57 –
113 psi) to opposite hole, which will assist in removal
of the clutch piston.
5) Remove outer O-ring (1).
6) Remove inner O-ring (2).
7) Remove input shaft seal rings (1).
I2RH0B510162-01
I2RH0B510163-01
2. Direct clutch piston
1. Input shaft subassembly
I2RH0B510164-01
I2RH0B510165-01
I2RH0B510166-01
I2RH0B510167-01

Downloaded from www.Manualslib.com manuals search engine 5A-124 Automatic Transmission/Transaxle:
2) Blow compressed air (400 – 800 kPa, 4 – 8 kg/cm2,
57 – 113 psi) through oil hole (1) of transaxle rear
cover with the special tool attached on the upper
surface of forward clutch retaining plate, and
measure forward clutch piston stroke.
If piston stroke exceeds specified value,
disassemble, inspect and replace inner parts.
Special tool
(A): 09900–20607
(B): 09900–20701
(C): 09952–06020
Forward clutch piston stroke
1.30 – 1.50 mm (0.051 – 0.059 in.)
Forward and Reverse Clutch Assembly
Disassembly and Reassembly
S6RW0D5106041
CAUTION!
When clutch disc, retaining plate and/or
separator plate of forward clutch have been
replaced, all learned contents, which have
been stored in TCM memory by executing
learning control, should be initialized
referring to “Learning Control Initialization”.
Neglecting this initialization may cause
excessive shift shock.

Disassembly
1) Remove reverse clutch plate snap ring (1) and take
out reverse clutch retaining plate, discs, separator
plates and clutch cushion plate from intermediate
shaft subassembly.2) Remove forward clutch plate snap ring (1) and take
out forward clutch retaining plate, discs and
separator plates from forward clutch drum.
3) Remove balancer snap ring by using special tool and
hydraulic press.
Special tool
(A): 09926–97610
CAUTION!
Do not press forward clutch return spring
subassembly in over 1.5 mm (0.059 in.).
Excessive compression may cause damage
to return spring subassembly and/or
balancer.

4) Remove forward clutch balancer (1).
5) Remove forward clutch return spring subassembly
(1).
I2RH0B510177-02
I2RH0B510178-01
2. Intermediate shaft subassembly
I2RH0B510179-01
I2RH0B510180-01
I2RH0B510181-01

Downloaded from www.Manualslib.com manuals search engine 5A-142 Automatic Transmission/Transaxle:
One-way clutch No.1 assembly
1) Install one-way clutch No.1 assembly (2) to rear
planetary sun gear subassembly (1).
2) Securing rear planetary sun gear subassembly,
ensure that one-way clutch No.1 assembly rotates
only in one direction.
If the one-way clutch rotates in both directions or it
does not rotate in either direction, replace it with new
one.
Adjustment
Differential side bearing preload
1) After applying A/T fluid to differential assembly, fit it
to transaxle case.
2) Install torque converter housing to transaxle case,
then tighten bolts (1) to specified torque.
Tightening torque
Torque converter housing bolt (a): 33 N·m (3.3
kgf-m, 24.0 lb-ft)3) Measure bearing preload (a) by using a special tool.
Special tool
(A): 09928–06050
Differential side bearing preload (a) measured as
starting torque
In the case of new bearing: 0.78 – 1.37 N⋅m (7.9 –
13.9 kg-cm, 0.58 – 1.01 lb-ft)
In the case of reused bearing: 0.39 – 0.69 N⋅m
(3.9 – 6.9 kg-cm, 0.29 – 0.51 lb-ft)
4) If bearing preload is out of specification, select shim
with suitable thickness from among the list below
and replace it. Then adjust differential side bearing
preload within specification.
Available shim thickness
NOTE
Record measured differential side bearing,
because it is necessary to adjust
countershaft bearing preload.

5) Remove differential assembly.
I2RH0B510254-01
I2RH0B510255-01
Thickness Identification mark
1.80 mm (0.070 in.) A
1.85 mm (0.072 in.) B
1.90 mm (0.074 in.) C
1.95 mm (0.076 in.) D
2.00 mm (0.078 in.) E
2.05 mm (0.080 in.) F
2.08 mm (0.081 in.) G
2.11 mm (0.083 in.) H
2.14 mm (0.084 in.) J
2.17 mm (0.085 in.) K
2.20 mm (0.087 in.) L
2.23 mm (0.088 in.) M
2.26 mm (0.089 in.) N
2.29 mm (0.090 in.) P
2.32 mm (0.091 in.) Q
2.35 mm (0.092 in.) R
2.40 mm (0.094 in.) S
2.45 mm (0.096 in.) T
2.50 mm (0.098 in.) U
2.55 mm (0.100 in.) V
2.60 mm (0.102 in.) W
2.65 mm (0.104 in.) X
2.70 mm (0.106 in.) Y
I2RH0B510256-01

Downloaded from www.Manualslib.com manuals search engine Automatic Transmission/Transaxle: 5A-149
26) Apply A/T fluid to 2nd brake piston assembly (1), and
align the projection of 2nd brake piston assembly
with the groove of transaxle case, then put together.
27) Install 2nd brake piston snap ring (1) by using
special tool and hydraulic press.
CAUTION!
Do not damage 2nd brake piston assembly,
return spring subassembly, plates and discs
by pressing in 2nd brake assembly passing
through its original installing position over
0.4 mm (0.016 in.).

Special tool
(A): 09926–96050
28) Check 2nd brake piston stroke by measuring
clearance between 2nd brake separator plate (1)
and piston (2) with feeler gauge (3).
If clearance, that is, piston stroke is out of
specification replace clutch discs and plates with
new ones.
CAUTION!
When brake disc, retaining plate and/or
separator plate of 2nd brake have been
replaced, all learned contents, which have
been stored in TCM memory by executing
learning control, should be initialized
referring to “Learning Control Initialization”.
Neglecting this initialization may cause
excessive shift shock.

2nd brake piston stroke
Standard: 0.40 – 1.25 mm (0.016 – 0.049 in.)
29) After applying A/T fluid to front sun gear thrust
bearing race (2), install it to front planetary sun gear
(1).
30) Apply A/T fluid to front planetary sun gear (1) and
install it to planetary gear assembly (2).
I2RH0B510282-01
I2RH0B510283-01
32
1
I2RH0B510284-01
I2RH0B510285-01
I2RH0B510286-01

Downloaded from www.Manualslib.com manuals search engine 5A-152 Automatic Transmission/Transaxle:
43) Measure O/D and 2nd coast brake piston stroke.
• Measure dimension “a” from end face of transaxle
case to O/D and 2nd coast brake rear plate (1)
using straightedge and micrometer caliper.
• Measure dimension “b” from O/D and 2nd coast
brake piston (2) to rear cover assembly mating
surface using straightedge and micrometer
caliper.
• Calculate piston stroke from measured value of
dimensions “a” and “b”.
• Piston stroke = “a” – “b”
O/D and 2nd coast brake piston stroke
Standard: 0.65 – 1.05 mm (0.026 – 0.041 in.)
When piston stroke is out of specification, select O/D
and 2nd coast brake rear plate with proper thickness
from among the following table and replace it.
CAUTION!
When brake disc, retaining plate, separator
plate and/or rear plate of O/D and 2nd coast
brake have been replaced, all learned
contents, which have been stored in TCM
memory by executing learning control,
should be initialized referring to “Learning
Control Initialization”.
Neglecting this initialization may cause
excessive shift shock.

Available O/D and 2nd coast brake rear plate
thickness
44) After applying A/T fluid to new 2nd brake gaskets (1),
install them to transaxle case (2).
45) After applying A/T fluid to reverse clutch drum thrust
bearing (1), install it to forward and reverse clutch
assembly (2).
46) Remove sealant attached to mating surface of
transaxle rear cover (1) completely.
47) Apply sealant to mating surface of transaxle rear
cover (1) by using a nozzle (2) as shown in figure by
such amount that its section is 1.2 mm (0.047 in.) in
diameter.
“A”: Sealant 99000–31230 (SUZUKI Bond
No.1216B) Thickness Identification mark
1.8 mm (0.071 in.) 1
2.0 mm (0.079 in.) 2
2.2 mm (0.087 in.) 3
2.4 mm (0.094 in.) 4
2.6 mm (0.102 in.) 5
I2RH0B510298-01
I2RH0B510299-01
I2RH0B510300-01
“A”2
1
I2RH0B510301-01

Downloaded from www.Manualslib.com manuals search engine 5B-10 Manual Transmission/Transaxle:
3) Apply grease to pin (5) of gear shift control lever, and
then install adjuster (1) into pin of gear shift control
lever securely.
“A”: Grease 99000–25011 (SUZUKI Super
Grease A)
4) Push cable end holder (2) in the direction of A.
NOTE
At this time, do not apply force in the cable
operation direction B to adjuster.

5) Slide lock plate (3) in the direction of C, until it gets
over the claw (4) of cable end holder.
Back Up Light Switch Removal and InstallationS6RW0D5206007
Removal
1) Remove battery and tray with ECM.
2) Disconnect back up light switch coupler (1).
3) Remove back up light switch.
Installation
1) Apply oil to new O-ring (1) and tighten back up light
switch (2) to specified torque.
Tightening torque
Back up light switch (a): 23 N·m (2.3 kgf-m, 17.0
lb-ft)
2) Connect back up light switch coupler.
3) Install battery and tray with ECM.
Back Up Light Switch InspectionS6RW0D5206008
Check back up light switch for function using ohmmeter.
Switch ON (Push): Continuity
Switch OFF (Release): No continuity
3
3
41
2
A C
1
B
5, “A”
I4RS0A520005-01
2. Gear shift and select shaft assembly
2
1I5RW0A520009-01
1 2, (a)
I3RH0A520006-01
I5RW0A520050-01

Downloaded from www.Manualslib.com manuals search engine 5B-12 Manual Transmission/Transaxle:
Manual Transaxle Unit Dismounting and
Remounting
S6RW0D5206010
Dismounting
1) Drain coolant.
2) Remove battery and tray with ECM.
3) Remove air cleaner case and resonator.
4) Remove clutch fluid pipe referring to “Clutch Fluid
Pipe Removal and Installation in Section 5C”.
5) Disconnect back up light switch coupler and undo
wiring harness clamps.
6) Disconnect gear shift and gear select control cables
(1) from transaxle.
7) Remove earth cable from transaxle.
8) Remove water inlet pipe.
9) Remove starting motor referring to “Starting Motor
Dismounting and Remounting in Section 1I”.
10) Remove transaxle to engine bolts (1) of upper side.
11) Drain transaxle oil and transfer oil, if equipped.
12) Remove engine under covers.
13) Remove drive shaft assembly and center shaft
referring to “Front Drive Shaft Assembly Removal
and Installation in Section 3A”.
14) Remove exhaust No.1, No.2 and No.3 pipes
referring to “Exhaust Pipe and Muffler Removal and
Installation in Section 1K”.
15) Remove suspension frame, engine front mounting
member and engine mounting member referring to
“Front Suspension Frame, Stabilizer Bar and/or
Bushing Removal and Installation in Section 2B” and
“Engine Mountings Components in Section 1D”.16) Remove transfer referring to “Transfer Dismounting
and Remounting in Section 3C”, if equipped.
17) Remove clutch housing lower plate.
18) Support transaxle with transmission jack.
19) Remove left mounting (1) and left mounting bracket
(2).
20) Remove stiffener bolts (2), transaxle to engine bolts
(1) and nut of lower side, and then lower transaxle.
Remounting
CAUTION!
• Care should be taken not to scratch oil
seal lip with drive shaft while raising
transaxle.
• Do not hit drive shaft joint with hammer
when installing it into differential gear.

Reverse dismounting procedure for remounting of
transaxle, noting the following points.
• Tighten each bolts and nuts to specified torque
referring to “Manual Transaxle Unit Components” and
“Engine Mountings Components in Section 1D”.
• Set each clamp for wiring securely.
• Fill transaxle oil and transfer oil referring to “Manual
Transaxle Oil Change” and “Transfer Oil Change in
Section 3C”.
• Connect battery and check function of engine, clutch
and transaxle.
1
I5RW0A520011-01
1
I5RW0A520012-01
1
2
I5RW0A520013-01
1
2I5RW0A520014-01

Downloaded from www.Manualslib.com manuals search engine Manual Transmission/Transaxle: 5B-17
Fifth Gear Disassembly and ReassemblyS6RW0D5206015
Disassembly
1) Remove cover bolts and take off transaxle side
cover.
CAUTION!
Care should be taken not to distort side cover
when it is removed from left case.

2) Using special tool, remove circlip (1).
Special tool
: 09900–06107
3) Remove shift fork shaft bolt (2).
4) Remove gear shift fork (3) and 5th gear all together.
Use gear puller for removal if spline fitting of hub is
tight.5) Unfasten caulking of countershaft nut (2), install
input shaft 5th gear (1) and special tool to stop
rotation of shafts, and then remove countershaft nut
(2).
Special tool
(A): 09927–76060
6) Remove input shaft 5th gear, needle bearing and
then countershaft 5th gear (1). Gear puller (2) would
be necessary if spline fitting of countershaft 5th gear
is tight.
10. Oil drain plug
: Apply sealant 99000-31260 to all around thread part of plug.31. Reverse shaft bolt
: Apply sealant 99000-31260 to thread part of bolt.
11. Oil gutter bolt
: Apply thread lock 99000-32110 to all around thread part of bolt.32. Washer
12. Left case plate bolt
: Apply thread lock 99000-32110 to all around thread part of bolt.33. Oil seal
: Apply SUZUKI SUPER GREASE A
99000-25010 to Oil seal lip.
13. Side cover bolts 34. Outer race
14. Transaxle case bolts 35. Shim
15. 5th speed synchronizer ring 36. Oil gutter
16. 5th speed synchronizer lever : 21 N⋅m (2.1 kgf-m, 15.5 lb-ft)
17. 5th speed sleeve & hub : 23 N⋅m (2.3 kgf-m, 17.0 lb-ft)
18. Circlip: 10 N⋅m (1.0 kgf-m, 7.5 lb-ft)
19. Bearing set shim : 100 N⋅m (10.0 kgf-m, 72.5 lb-ft)
20. Countershaft 5th gear : Do not reuse.
21. Countershaft nut
: After tightening nut to specified torque, caulk nut securely.: Apply transaxle oil.
32
1
I4RH01520015-01
(A)
2
1
I4RH01520016-01
I4RH01520017-01

Downloaded from www.Manualslib.com manuals search engine 5B-18 Manual Transmission/Transaxle:
Reassembly
1) Install countershaft 5th gear (1) to countershaft
facing machined boss “A” inward.
2) Apply transaxle oil to needle bearing, and install it to
input shaft.
3) Install input shaft 5th gear (1) to input shaft.
4) Install special tool in order to stop shaft rotation.
Special tool
(A): 09927–76060
5) Tighten new countershaft nut (2) to specified torque,
and caulk nut securely.
Tightening torque
Countershaft nut (a): 100 N·m (10.0 kgf-m, 75.0
lb-ft)
6) Assemble 5th speed synchronizer sleeve (1), hub
(2), 5th speed synchronizer levers (3) and
synchronizer ring (4) as follows.a) Install hub (1) to 5th speed synchronizer sleeve
(2) in specified direction as shown in figure.
b) Fit 5th speed synchronizer levers (1) to hub (2) in
specified position as shown in figure.
NOTE
Align protrusion “A” of 5th speed
synchronizer levers (1) with groove of hub
(2).

c) Install synchronizer ring (1) to hub (2) in
specified direction as shown in figure.
A: Machined boss (Inside)
B: No machining (Outside)
I2RH01520088-01
(A)
2, (a)
1
I4RH01520047-01
I4RH01520054-01
A: Chamfered side
B: Long boss
1
2 B
A
I4RH01520048-01
1A
2 A
I4RH01520049-01
1
2
I4RH01520055-01