Back up SUZUKI SWIFT 2006 2.G Service Service Manual
Page 727 of 1496
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Connector “C34”Terminal Wire color Circuit Standard 
voltage Condition
1 BLK Ground 0 – 1 V Ignition switch ON
2 LT GRN/
BLK Pressure control 
solenoid valve (–)
0.6 – 1.0 V Ignition switch ON
3WHT/BLK TCC pressure control 
solenoid valve (–) 0.6 – 1.0 V Ignition switch ON
4GRY Pressure control 
solenoid valve (+) *0 – 0.6 V
↑↓
10 – 14 V
(“Reference  waveform No. 1: ”) Engine running at idling.
(Output signal is duty pulse. Duty ratio varies 
depending on throttle valve opening.)
5WHT/BLU TCC pressure control 
solenoid valve (+) *0 – 0.6 V
↑↓
10 – 14 V
(“Reference  waveform No. 2: ”) Engine running at idling.
(Output signal is duty pulse. Duty ratio varies 
depending on torque converter clutch operating 
condition.)
6 YEL/BLK Power source 10 – 14 V Ignition switch ON
7WHT CAN communication 
line (Low) *2.5 – 3.6 V
↑↓
1.6 – 2.5 V
(“Reference  waveform No. 3: ”) Engine running at idling with after warming up.
(CAN communication signal is pulse. Pulse signal 
frequency varies depending on engine condition.))
8— — — —
9— — — —
10 — —— —
11 LT  G R N Transmission fluid 
temperature sensor (+) 2.9 – 3.1 V Ignition switch ON, fluid temperature is 20 
°C (68  °F)
0.3 – 0.5 V Ignition switch ON, fluid temperature is 100  °C (212  °F)
12 ORN Transmission fluid 
temperature sensor (–) 0 – 1 V Ignition switch ON
13 — —— —
14 BLU/BLK Timing solenoid valv e 0 – 1 V Ignition switch ON
15 BLK/YEL Shift solenoid valve-B 
(No.2) 9 – 14 V Ignition switch ON, select lever in “P” range
16 BRN Shift solenoid valve-A 
(No.1) 9 – 14 V Ignition switch ON, select lever in “P” range
17 RED CAN communication 
line (High) *2.5 – 3.6 V
↑↓
1.6 – 2.5 V
(“Reference  waveform No. 3: ”) Engine running at idling with after warming up.
(CAN communication signal is pulse. Pulse signal 
frequency varies depending on engine condition.)
18 — —— —
19 — —— —
20 — —— —
21 — —— —
22 — —— —
23 BLK Ground 0 – 1 V Ignition switch ON
24 WHT/RED Power source
 for back-
up 10 – 14 V Constantly  
Page 731 of 1496
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Troubleshooting
Brake Interlock System InspectionS7RS0B5104047
1) Check that select lever cannot be moved to any other range from “P” range position when ignition 
switch key is at ACC position,  at LOCK position or it 
is removed from keyhole of ignition switch, or brake 
pedal is not depressed. 2) Shift select lever to “P” range position, release knob 
button and check for the following.
• Ignition key can be turned between LOCK and ACC positions back and forth and also it can be 
removed from ignition switch.
Step Action Yes No
1 Check TCM back-up power circuit
1) Disconnect TCM connector with ignition switch OFF.
2) Check for proper connection to TCM at “C34-24” 
terminal.
3) If OK, check voltage at terminal “C34-24” of  disconnected TCM connector.
Is it 10 – 14 V? Go to Step 2. “WHT/RED” circuit open 
or shorted to ground.
2 Check TCM power circuit
1) Disconnect TCM connector with ignition switch OFF.
2) Check for proper connection to TCM at “C34-6” terminal.
3) If OK, turn ignition switch ON and check voltage at 
terminal “C34-6” of disconnected TCM connector.
Is it 10 – 14 V? Go to Step 4. Go to Step 3.
3 Check A/T relay operation
1) Check A/T relay operation  referring to “A/T Relay 
Inspection”.
Is check result satisfactory? “YEL/BLK”, “YEL/BLU”, 
“LT GRN/BLK” or “BLK” 
circuit for power supply 
open.
Replace A/T relay.
4 Check TCM ground circuit
1) Turn ignition switch OFF.
2) With TCM connectors disconnected, check for proper 
connection to TCM at “C34-1” / “C34-23” terminal.
3) If OK, check resistance between “C34-1” / “C34-23”  terminal of disconnected  TCM connector and body 
ground.
Is continuity indicated? TCM power and ground 
circuits are in good 
condition.
“BLK” circuit for TCM 
ground open.
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Page 733 of 1496
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A/T Fluid Level CheckS7RS0B5106002
CAUTION! 
Do not use any fluid other than the specified 
ATF. Use of any fluid other than the specified 
ATF may cause juddering or some other 
faulty condition to occur.
 
Level Check at Normal Operating (Hot) Temperature 
– Hot Check1) Drive vehicle so that A/T  fluid temperature reach the 
normal operating temperature (70 – 80  °C (158 – 
176  °F)).
2) Stop vehicle with engine running and place it level.
3) With select lever at “P” range, apply parking brake  and place chocks against wheels.
4) Keep engine idling and shift selector slowly to “L”  and back to “P” position.
5) With engine idling, pull out fluid level gauge, wipe it  off with a clean cloth and put it back into place.
6) Pull out fluid level gauge (1) again and check fluid  level indicated on it. The lo west fluid level should be 
between FULL HOT (2) and LOW HOT (3). If it is 
below LOW HOT, add SUZUKI ATF 3317 or Mobil 
ATF 3309 up to FULL HOT.
Automatic transaxle fluid
SUZUKI ATF 3317 or Mobil ATF 3309
NOTE
• Do not race engine while checking fluid  level, even after the engine start.
• Do not overfill. Overfilling can cause  foaming and loss of fluid through breather. 
Then slippage and transaxle failure can 
result.
• Bringing the level from LOW HOT to FULL  HOT requires 0.4 liters (0.85 / 0.70 US/Imp. 
pt).
• If vehicle was driven under high load such  as pulling a trailer, fluid level should be 
checked about half an hour after it is 
stopped.
 
Level Check at Room (Cold) Temperature – Cold 
Check
Fluid level can be checked temporarily at room (cold) 
temperature which correspond to 20 – 30  °C (68 – 86 
° F). This level check is considered to be preparation 
before performing level check under normal operating 
(hot) temperature. Checking procedure itself is the same 
as that described in “Level Check at Normal Operating 
(Hot) Temperature – Hot Check: ”. If fluid level is 
between “FULL COLD” (4) and “LOW COLD” (5), 
proceed to test drive. And when fluid temperature has 
reached normal operating temp erature, check fluid level 
again and adjust it as necessary.
CAUTION! 
Fluid level check at room (cold) temperature 
is recommended only for preparation of level 
check under normal (hot) operating 
condition.
Failure to perform fluid level check under 
normal (hot) operating temperature may 
result in damage to transaxle.
 
4. “FULL COLD” mark 5. “LOW COLD” mark
1. Fluid level gauge 2. “FULL HOT” mark 3. “LOW HOT” mark
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Page 735 of 1496
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Select Lever InspectionS7RS0B5106007
Check select lever for smooth and clear-cut movement 
individually. If a malfunction is found, replace select lever 
assembly.
“3” Position Switch InspectionS7RS0B5106008
1) Remove console box referring to “Console Box Components in Section 9H”.
2) Disconnect “3” position switch connector (1).
3) Check continuity between “3” position switch  terminals.
“3” position switch  specification
Shift select lever to “3 ” or “2” range: Continuity
Shift other above range: No continuity
Shift Lock Solenoid InspectionS7RS0B5106009
Check that shift lock soleno id rod (1) moves smoothly 
when battery voltage is conducted and it moves back. If 
solenoid rod does not move smoothly, replace.
Shift Lock Solenoid ReplacementS7RS0B5106010
1) Remove console box referring to “Console Box  Components in Section 9H”.
2) Replace shift lock solenoid (1) using flat head or like.
3) Install covers as they were.
1
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1
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1
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Page 737 of 1496
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Select Cable AdjustmentS7RS0B5106013
1) Shift manual shift lever to “N” range (transmission range sensor “N” range).
2) Remove adjuster (cable end) from select lever pin of  select lever assembly.
3) Release lock plate (1) which restrict moving of cable  end holder (2).
4) Push cable end holder (1) out from eye-end (2) using  an appropriate tool (3) to disengage cable.
5) Shift select lever to “N” position.
6) Apply grease to select lever pin and install adjuster  (cable end) to it.
:  Grease 99000–25011 (SUZUKI Super Grease 
A) 
7) With both select lever and transmission range  sensor kept each “N” position, drive cable end holder 
(1) in until it locks cable.
8) Slide lock plate (2) to secure cable end holder in  position. 9) After select cable was 
installed, check for the 
following.
• Push vehicle with select lever shifted to “P” range.  Vehicle should not move.
• Vehicle can not be driven in “N” range.
• Vehicle can be driven in “D”, “3”, “2” and “L”  ranges.
• Vehicle can be backed in “R” range.
Key Interlock Cable Removal and InstallationS7RS0B5106014
NOTE
Don’t bend interlock cable excessively when 
removing and installing it, or system will not 
operate correctly.
 
Removal
1) If the vehicle is equipped with air bag system,  disconnect negative cable at battery and disable air 
bag system, referring to “Disabling Air Bag System in 
Section 8B”.
2) Remove steering column cover.
3) Turn ignition switch to ACC position.
4) Pull out key interlock cable (1) from key cylinder  cover (2) while pressing check hook with slotted 
screwdriver (3) or the like.
“P” “R”
“N”
“D”
“2”
“L”
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1
2 3
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Page 739 of 1496
Downloaded from www.Manualslib.com manuals search engine Automatic Transmission/Transaxle:  5A-95
5) Shift select lever to “N” position.
NOTE
If select lever is in “P” position, shift select 
lever referring to “Select Lever Inspection”.
 
6) Install cable casing cap (3) to selector bracket (4).
7) Connect cable end (1) to interlock cam (2) with  ignition switch turned to ACC position.
8) Drive lock button (5) in cable end until it locks cable  expansion and contraction.
9) With select lever set at “P ” position, turn ignition key 
to ACC position and then check for the following 
conditions.
• With knob button released, ignition key can be  turned from ACC position to LOCK position.
• With knob button pressed,  ignition key cannot be 
turned from ACC position to LOCK position.
10) Install steering column cover. 11) If the vehicle is equipped with air bag system,  connect negative cable at battery and enable air bag 
system, referring to “Enabling Air Bag System in 
Section 8B”.
Transmission Range Sensor (Shift Switch) 
Inspection and Adjustment
S7RS0B5106015
1) Shift manual select lever (4) to “N” range.
2) Check that needle direction shaped on lock washer (2) and “N” reference line (1) on transmission range 
sensor are aligned. If not, loosen sensor bolts (3) 
and align them.
Tightening torque
Transmission range sensor bolt (a):  5.5 N·m (
0.55 kgf-m, 4.0 lb-ft)
3) Check that engine starts in “N” and “P” ranges but it  doesn’t start in “D”, “2”, “L” or “R” range. Also, check 
that back-up lamp lights in “R” range.
If faulty condition cannot  be corrected by adjustment, 
disconnect transmission range sensor connector 
and check that continuity ex ists as shown by moving 
manual select lever.
3
4 1
2
3 5
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4
3
2
1
98 76 5
12 345
6789
P
R N
D 2
L
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Page 747 of 1496
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Installation
Reverse removal procedure noting the following.
• Connect TCM connectors securely.
• If the vehicle is equipped with air bag system, be sure to enable air bag system after TCM is back in place. 
Refer to “Enabling Air Bag System in Section 8B”.
A/T Relay InspectionS7RS0B5106027
1) Disconnect negative cable at battery.
2) Remove A/T relay (2) from fuse and relay box (1).
3) Check that there is no continuity between terminal  “C” and “D”.
If continuity is indicated, replace A/T relay.
4) Connect battery positive (+ ) terminal to terminal “A” 
of A/T relay and battery negative (–) terminal to 
terminal “B” of A/T relay.
Check continuity between terminal “C” and “D” of A/T 
relay.
If continuity does not indicated, replace A/T relay.
Differential Side Oil Seal ReplacementS7RS0B5106028
1) Lift up vehicle and drain automatic transaxle fluid.
2) Remove drive shaft joints from differential gear of  transaxle. Refer to “Front Drive Shaft Assembly 
Removal and Installation in Section 3A” for 
procedure to disconnect drive shaft joints.
For differential side oil  seal removal, it is not 
necessary to remove drive shafts from steering 
knuckle.
3) Remove differential side oil seal (1) by using  screwdriver or the like.
"D"
"B" "A"
"C"
1
2
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Page 809 of 1496
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81) After applying A/T fluid to new O-ring, fit it to fluid filler tube. Then install fl uid filler tube to transaxle 
case.
Tightening torque
Fluid filler tube bolt (d):  10 N·m (1.0 kgf-m, 7.5 
lb-ft)
82) Apply A/T fluid to O-rings of each sensor and install  input shaft speed sensor (1) and output shaft speed 
sensor (2).
Tightening torque
Input shaft speed sensor bolt (a):  11 N·m (1.1 
kgf-m, 8.0 lb-ft)
Output shaft speed sensor bolt (b):  13 N·m (1.3 
kgf-m, 9.5 lb-ft)
83) Install harness bracket (3) and select cable clamp  (4).
Tightening torque
Harness bracket bolt (c):  23 N·m (2.3 kgf-m, 17.0 
lb-ft)
Select cable clamp bolt (d):  10 N·m (1.0 kgf-m, 
7.5 lb-ft) 84) Install transmission range sensor to transaxle case, 
tighten bolts temporarily at this step.
85) Install lock washer (1) and tighten lock nut (2) to  specified torque.
Tightening torque
Transmission range sensor lock nut (a):  7 N·m (
0.7 kgf-m, 5.0 lb-ft)
86) Install manual select leve r (1) temporarily at this 
step.
87) After shifting manual se lect lever counterclockwise 
fully, select “N” range position by bringing it back 2 
notches clockwise.
88) Remove manual select lever (1) at this step.
89) Loosen sensor bolts (4) and align needle direction  shaped on lock washer (2) with “N” reference line (3) 
on transmission range sensor by moving sensor in 
rotative direction.
90) Tighten sensor bolts to specified torque.
Tightening torque
Transmission range sensor bolt (b):  5.5 N·m (
0.55 kgf-m, 4.0 lb-ft)
(c)
(d)
(b)
2
1,(a)
(b)
2
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