measure SUZUKI SWIFT 2007 2.G Service Workshop Manual

Downloaded from www.Manualslib.com manuals search engine Automatic Transmission/Transaxle: 5A-85
Reference waveform No. 1
Pressure control solenoid valve signal at engine idling.
Reference waveform No. 2
TCC pressure control solenoid valve signal at engine
idling.Reference waveform No. 3
CAN communication line (High & Low) signal at engine
idling.
Reference waveform No. 4
Input shaft speed sensor signal at engine idling.
Measurement
terminal
CH1: “C34-4” to “C34-1”
Oscilloscope
setting CH1: 5 V/DIV
TIME: 20 ms/DIV
Measurement
condition • After warmed up to normal
operating temperature
• Engine at specified idle speed with “P” range.
Measurement
terminal CH1: “C34-5” to “C34-1”
Oscilloscope
setting CH1: 5 V/DIV
Time: 2 ms/DIV
Measurement
condition • After warmed up to normal
operating temperature
• Engine at specified idle speed with “P” range
I3RM0B510029-01
I4RS0A510024-01
Measurement
terminal CH1: “C34-7” to “C34-1”
CH2: “C34-17” to “C34-1”
Oscilloscope
setting CH1: 1 V/DIV
TIME: 100
µs/DIV
Measurement
condition • After warmed up to normal
operating temperature
• Engine at specified idle speed with “P” range.
Measurement
terminal CH1: “C35-6” to “C34-1”
Oscilloscope
setting CH1: 2 V/DIV
TIME: 10 ms/DIV
Measurement
condition • After warmed up to normal
operating temperature
• Engine at specified idle speed with “P” range.
I3RM0B510030-01
I3RM0B510027-01

Downloaded from www.Manualslib.com manuals search engine 5A-86 Automatic Transmission/Transaxle:
Reference waveform No. 5
Output shaft speed sensor signal at vehicle speed 60
km/h (37 mile/h).
TCM Power and Ground Circuit CheckS7RS0B5104046
Wiring DiagramMeasurement
terminal
CH1: “C35-25” to “C34-1”
Oscilloscope
setting CH1: 5 V/DIV
TIME: 2 ms/DIV
Measurement
condition • After warmed up to normal
operating temperature
• Drive vehicle at 60 km/h (37 mile/h).
I3RM0B510028-01
BLK
BLK
BLK
C34-1
C34-23
C34-6YEL/BLKYEL/BLU
LT GRN/BLK
+BB
C34-24WHT/RED1
23
6
24 23 1
C34C35
[A]
I4RS0A510023-01
1. TCM
3. Ignition switch
2. A/T relay [A]: Terminal arrangement of TCM connector (viewed from harness side)

Downloaded from www.Manualslib.com manuals search engine 5A-96 Automatic Transmission/Transaxle:
Output Shaft Speed Sensor Removal and
Installation
S7RS0B5106016
Removal
1) Disconnect negative cable at battery.
2) Disconnect output shaft speed sensor connector (2).
3) Remove output shaft speed sensor (1) by removing its bolt.
Installation 1) Apply A/T fluid to output shaft speed sensor O-ring.
2) Install output shaft speed sensor (1) to A/T case and tighten bolt to specified torque.
Tightening torque
Output shaft speed sensor bolt (a): 13 N·m (1.3
kgf-m, 9.5 lb-ft)
3) Connect output shaft speed sensor connector (2) to output shaft speed sensor (1).
4) Connect negative cable to battery.
Output Shaft Speed Sensor InspectionS7RS0B5106017
1) Connect positive cable of 12 volt battery to “A” terminal of sensor and ground cable to “C” terminal.
Then using voltmeter, check voltage between “B”
terminal and “C” terminal with output shaft speed
sensor driven gear rotated.
If measured voltage (pulse signal) is not as
specified, replace sensor.
Output shaft speed sensor output voltage
Pulse signal of alternating 0 – 1 V and 10 – 14 V 2) Check output shaft speed sensor driven gear (1) for
wear.
Replace if necessary.
Input Shaft Speed Sensor Removal and
Installation
S7RS0B5106018
Removal
1) Disconnect negative cable at battery.
2) Disconnect input shaft speed sensor connector (2).
3) Remove input shaft speed sensor (1) by removing its bolt.
I3RM0B510040-01
I3RM0B510041-01
I2RH0B510045-01
I2RH0B510046-01
I2RH0B510047-01

Downloaded from www.Manualslib.com manuals search engine Automatic Transmission/Transaxle: 5A-101
Pressure Control Solenoid Valves (Pressure
Control Solenoid and TCC Pressure Control
Solenoid) Removal and Installation
S7RS0B5106024
Removal1) Disconnect negative cable at battery.
2) Lift up vehicle.
3) Remove drain plug and drain A/T fluid.
4) Install drain plug.
Tightening torque
A/T fluid drain plug: 17 N·m (1.7 kgf-m, 12.5 lb-ft)
5) Remove A/T oil pan (1) and oil pan gasket (2).
6) Remove oil strain er assembly (3).
7) Remove transmission fluid temperature sensor (1) from sensor clamp.
8) Disconnect solenoid connectors (2). 9) Remove valve body assembly referring to
“Automatic Transaxl e Unit Disassembly”.
10) Remove pressure control solenoid valve and TCC pressure control solenoid valve referring to “Valve
Body Assembly Disassembly and Reassembly”.
Installation
Reverse removal procedure to install pressure control
solenoid valve and valve body assembly noting the
following points.
• For detail of pressure control solenoid valve and TCC pressure control solenoid va lve installation, refer to
“Valve Body Assembly Disassembly and
Reassembly”.
• For detail of valve body asse mbly installation, refer to
“Automatic Transaxle Unit Assembly”.
• For detail of installing wire harness for solenoid valves and sensor, refer to “Automatic Transaxle Unit
Assembly”. Use new O-rings.
• For detail of A/T oil pan and oil strainer assembly
installation, refer to “A utomatic Transaxle Unit
Assembly”. Use new oil pan gasket.
• Pour A/T fluid and check fluid level according to procedure described in “A/T Fluid Change”.
• Check for fluid leakage after warming up A/T.
Pressure Control Solenoid Valve InspectionS7RS0B5106025
CAUTION!
• Be very careful as dust etc. does enter when pressure control solenoid valves are
inspected.

Resistance Check
Measure resistance between pressure control solenoid
valves (Pressure control solenoid and TCC pressure
control solenoid) (1) terminals.
Pressure control solenoid valve and TCC pressure
control solenoid valve resistance
Standard: 5.0 – 5.6 Ω at 20 °C (68 °F)
I2RH0B510054-01
1 2I4RS0A510027-01
1
I2RH01510071-01

Downloaded from www.Manualslib.com manuals search engine Automatic Transmission/Transaxle: 5A-113
19) Remove transaxle case plug (1).
20) Remove torque converter housing bolts.
21) Remove torque converter housing (1) while tapping
around it lightly with plastic hammer.
22) Remove breather hose (1).
23) Remove breather union (2).
24) Measure input shaft thrust play. Apply dial gauge onto input shaft end (1) and
measure thrust play of input shaft.
When input shaft thrust play is out of specification,
select input shaft front th rust bearing with proper
thickness from among the list below and replace it.
Special tool
(A): 09900–20607
(B): 09900-20701
Input shaft thrust play
0.3 – 0.9 mm (0.012 – 0.035 in.)
Available input shaft front thrust bearing
thickness
: 3.45, 4.05 mm (0.136, 0.159 in.) 25) Remove oil pump assembly (1).
26) Remove direct clutch assembly (1).
27) Remove input shaft front thrust bearing (1).
NOTE
If input shaft front thrust bearing is not
found, it may have been taken out with oil
pump assembly.

I2RH0B510095-01
I3RM0B510060-01
1
2
I2RH0B510097-01
I2RH0B510098-01
I2RH0B510099-01
I2RH0B510100-01
I2RH0B510101-01

Downloaded from www.Manualslib.com manuals search engine Automatic Transmission/Transaxle: 5A-115
35) Remove 2nd brake gasket (1).
36) Measure O/D and 2nd coast brake piston stroke.If piston stroke exceeds specification, inspect and
replace plates and discs.
• Measure dimension “a” from mating surface 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.) 37) Remove forward and reverse clutch assembly (1).
38) Remove intermediate shaft thrust bearing front race
(1), thrust bearing (2) and rear race (3) from forward
and reverse clutch assembly (4).
NOTE
If intermediate shaft thrust bearing and/or
races are not found on forward and reverse
clutch assembly, they may have been left in
transaxle.

39) Remove O/D and 2nd coast brake rear plate (1), discs (2), separator plate (3) and retaining plate (4).
I2RH0B510109-01
I2RH0B510110-01
I2RH0B510111-01
I2RH0B510112-01
I2RH0B510113-01

Downloaded from www.Manualslib.com manuals search engine 5A-118 Automatic Transmission/Transaxle:
55) Remove one-way clutch outer race retainer (1).
56) Check one-way clutch No.2 as follows.• Ensure planetary carrier (1) rotates only in counterclockwise direction “A”, never in clockwise
direction “B”.
• If the planetary carrier rotates both ways or does not rotate either way, one-way clutch No.2
assembly will need to be replaced with new one-
way clutch No.2 assembly.
57) Remove one-way clutch No.2 assembly (1). 58) Remove planetary gear assembly (1).
59) Measure 1st and reverse brake piston stroke.
If piston stroke exce eds 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.)
I2RH0B510129-01
I2RH0B510130-01
1
I4RS0A510039-01
I2RH0B510132-01
I2RH0B510133-01

Downloaded from www.Manualslib.com manuals search engine Automatic Transmission/Transaxle: 5A-123
2) Check tip clearance of both drive and driven gears.Using a feeler gauge, m easure clearance between
drive and driven gear tips. If clearance exceeds its
standard value, replace oil pump assembly.
Tip clearance between oil pump drive gear and
oil pump driven gear
Standard: 0.07 – 0.15 mm (0.0028 – 0.0059 in.)
3) Check side clearance of both gears. Using a straightedge (1) and a feeler gauge (2),
measure side clearance between gears and pump
body.
If clearance exceeds its standard value, replace oil
pump assembly.
Side clearance between gears and oil pump body
Standard: 0.02 – 0.05 mm (0.0008 – 0.0019 in.)
4) Using special tool, measure stator shaft bush (1) bore.
If measured stator shaft bush bore is out of
specifications, replace oil pump assembly with new
one.
Special tool
(A): 09900–20605
Stator shaft bush bore
Standard: 18.424 – 18.450 mm (0.7254 – 0.7264
in.) 5) Install direct clutch asse
mbly (1) to stator shaft
assembly (2), then ensure that direct clutch
assembly turns smoothly.
If unsmooth rotation or noise are found in oil pump
assembly, replace oil pump assembly with new one.
This check should also be done to input shaft
assembly and replace input shaft assembly if
necessary.
6) Using special tool, measure oil pump body bush bore.
If measured oil pump body bush (1) bore is out of
specifications, replace o il pump assembly with new
one. Torque converter also needs to be checked.
Replace torque converter, if necessary.
Special tool
(A): 09900–20605
Oil pump body bush bore
Standard: 38.113 – 38.138 mm (1.5005 – 1.5015
in.)
I2RH0B510155-01
I2RH0B510156-01
I2RH0B510157-01
I2RH0B510158-01
I2RH0B510159-01

Downloaded from www.Manualslib.com manuals search engine 5A-124 Automatic Transmission/Transaxle:
Direct Clutch Assembly ComponentsS7RS0B5106037
Direct Clutch Assembly Preliminary CheckS7RS0B5106038
Install direct clutch assembly (1) to oil pump assembly
(2) blow in air (400 – 800 kPa, 4 – 8 kg/cm2, 57 – 113
psi) through oil hole (3) of oil pump assembly with
special tool attached on uppe r surface of direct clutch
piston, and measure piston stroke of direct clutch.
If piston stroke exceeds sp ecified value, disassemble,
inspect and replace inner parts.
Special tool
(A): 09900–20607
(B): 09900–20701
Direct clutch piston stroke
0.4 – 0.7 mm (0.016 – 0.027 in.)
I2RH0B510160-01
1. Input shaft front thrust bearing 6. Outer O-ring 11. Direct clutch retaining plate
2. Input shaft seal ring 7. Direct clutch return spring subassembly 12. Plate snap ring
3. Input shaft subassembly 8. Shaft snap ring : Apply automatic transaxle fluid.
4. Inner O-ring 9. Direct clutch separator plate : Do not reuse.
5. Direct clutch piston 10. Direct clutch disc
I2RH0B510161-01

Downloaded from www.Manualslib.com manuals search engine 5A-126 Automatic Transmission/Transaxle:
Reassembly
Reverse disassembly procedure for assembly, noting the
following points.
• Use new seal ring and O-ring. Apply A/T fluid before installation.
• Do not damage direct clutch return spring subassembly (1) and piston by pressing in direct
clutch return spring subassembly passing through its
original installing position over 0.7 mm (0.027 in.).
Special tool
(A): 09926–98310
• Apply A/T fluid to direct cl utch separator plates (4),
discs (3) and retaining plate (2).
• Install direct clutch separator plates (4), discs (3), retaining plate (2) and snap ring (1) to input shaft
subassembly.
• Install plate snap ring so that its both ends would be positioned in correct locations as shown in figure. • After assembly, measure direct clutch piston stroke.
Special tool
(A): 09900–20607
(B): 09900–20701
Direct clutch piston stroke
0.4 – 0.7 mm (0.016 – 0.027 in.)
When piston stroke is out of specification, select direct
clutch retaining plate with suitable thickness from
among the following table and replace it.
Available direct clutch retaining plate thickness
I2RH0B510168-01
I2RH0B510169-01
[A]: Correct [B]: Incorrect
ThicknessIdentification mark
3.0 mm (0.118 in.) 1
3.2 mm (0.126 in.) 2
3.4 mm (0.134 in.) 3
2.8 mm (0.110 in.) 4
1. Direct clutch assembly 3. Oil hole
2. Oil pump assembly
I2RH0B510170-01
I2RH0B510171-01