2006 SUZUKI SX4 Service Workshop Manual

Downloaded from www.Manualslib.com manuals search engine Automatic Transmission/Transaxle: 5A-41
Transmission Warning Light Circuit Check – Light Remains “ON” at Ignition Switch ON (Non-Euro-
OBD Model)
S6RW0D5104054
Troubleshooting
Transmission Warning Light Circuit Check – Light Does Not Come “ON” at Ignition Switch ON (Non-
Euro-OBD Model)
S6RW0D5104055
TroubleshootingNon operate TCC (lock-
up) systemFaulty torque converterReplace.
Excessive “N”
→ “D” time
lagFaulty oil pumpInspect. If NG, replace.
Faulty forward clutchInspect. If NG, replace.
Faulty one-way No.2 clutchInspect. If NG, replace.
Leakage from “D” range fluid pressure
circuitOverhaul or replace valve body assembly.
Excessive “N”
→ “R” time
lagFaulty oil pumpInspect. If NG, replace.
Faulty reverse clutchInspect. If NG, replace.
Faulty 1st and reverse brakeInspect. If NG, replace.
Leakage from “R” range fluid pressure
circuitOverhaul or replace valve body assembly.
Poor engine brake in
downshift to “2” rangeFaulty O/D and 2nd coast brakeInspect. If NG, replace.
Poor engine brake in
downshift to “L” rangeFaulty 1st and reverse brakeInspect. If NG, replace. Condition Possible cause Correction / Reference Item
Step Action Yes No
1Diagnostic Trouble Code (DTC) Check
1) Check DTC referring to “DTC Check”.
Is there any DTC(s)?Perform DTC Flow to
repair and retry.Substitute a known-
good TCM and recheck.
If OK, substitute a
known-good
combination meter and
recheck.
Step Action Yes No
1Combination Meter Power Supply Check
1) Turn ignition switch ON.
Does other indicator / warning lights in combination meter
comes ON?Go to Step 2. Repair combination
meter power supply
circuit referring to
“Combination Meter
Circuit Diagram in
Section 9C”.
2 1) TCM power and ground circuit check referring to “TCM
Power and Ground Circuit Check”.
Is it in good condition?Go to Step 3. Repair or replace.
3DTC check
1) Check DTC referring to “DTC Check”.
Is there DTC U0073 or U0100?Go to applicable DTC
diag. flow.Go to Step 4.
4Combination Meter Function Check
1) Turn ignition switch ON.
Does A/T selector position indicator show correct select
lever position?Replace combination
meter.Substitute a known-
good TCM and recheck.

Downloaded from www.Manualslib.com manuals search engine 5A-42 Automatic Transmission/Transaxle:
DTC P0602: Control Module Programming ErrorS6RW0D5104047
System Description
Internal control module is installed in ECM.
DTC Detecting Condition and Trouble Area
DTC Confirmation Procedure
1) Connect scan tool to DLC with ignition switch turned OFF.
2) Turn ON ignition switch and clear DTC, pending DTC and freeze frame data by using scan tool.
3) Start engine and run it at idle if possible.
4) Check DTC and pending DTC by using scan tool.
DTC Troubleshooting
DTC P0705: Transmission Range Sensor Circuit Malfunction (PRNDL Input)S6RW0D5104020
Wiring DiagramDTC detecting condition Trouble area
Data programming error
(1 driving cycle detection logic)TCM
Step Action Yes No
1DTC check
1) Clear DTC referring to “DTC Clearance”.
2) Turn OFF ignition switch.
3) Turn ON ignition switch and check DTC.
Is DTC P0602 still indicated?Go to Step 2. Intermittent trouble.
Check for intermittent
referring to “Intermittent
and Poor Connection
Inspection in Section
00”.
2TCM power ground circuit check
1) Check that TCM power supply circuit and TCM ground
circuit is in good condition referring to “TCM Power and
Ground Circuit Check”.
Are check results OK?Substitute a known-
good TCM and recheck.Repair TCM power or
ground circuit.
2P
R
N
D
2
L3
1
PNK/BLK
RED
GRN
GRN/ORN
GRN/YEL
IG1
RED/BLK
LT GRN/BLK
C07-20
C07-1
C07-8
C07-7
C07-19
C07-18
C06
20 1987
18 1
C07
[A]
I6RW0B510008-01
1. TCM 3. Backup lamp
2. Transmission range sensor [A]: Terminal arrangement of TCM connector (viewed from harness side)

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DTC Detecting Condition and Trouble Area
DTC Confirmation Procedure
1) Connect scan tool to DLC with ignition switch OFF.
2) Clear DTCs in TCM memory by using scan tool.
3) Start engine and shift select lever to “D” range.
4) Keep engine running at idle speed for 25 seconds or more.
5) Stop vehicle and check DTC.
DTC TroubleshootingDTC detecting condition Trouble area
Multiple or more signals are inputted simultaneously for 10
seconds.• Select cable maladjusted
• Transmission range sensor maladjusted
• Transmission range sensor or its circuit malfunction
•TCM
Step Action Yes No
1Was “A/T System Check” performed?Go to Step 2. Go to “A/T System
Check”.
2Do you have SUZUKI scan tool?Go to Step 3. Go to Step 4.
3Check transmission range sensor circuit for operation
Check by using SUZUKI scan tool:
1) Connect SUZUKI scan tool to DLC with ignition switch
OFF.
2) Turn ignition switch ON and check transmission range
signal (“P”, “R”, “N”, “D”, “2” or “L”) on display when
shifting select lever to each range.
Is applicable range indicated?Intermittent trouble.
Check for intermittent
referring to “Intermittent
and Poor Connection
Inspection in Section
00”.Go to Step 5.
4Check transmission range sensor circuit for operation
Check by not using SUZUKI scan tool:
1) Turn ignition switch ON.
2) Check voltage at terminals “C07-1”, “C07-7”, “C07-8”,
“C07-18”, “C07-19” and “C07-20” respectively with
select lever shifted to each range.
Taking terminal “C07-19” as an example, is battery
voltage indicated only when select lever is shifted to “2”
range and 0 V for other ranges as shown in the following
table.
Check voltage at other terminals likewise, referring to the
following table.
Are check results satisfactory?Intermittent trouble.
Check for intermittent
referring to “Intermittent
and Poor Connection
Inspection in Section
00”.Go to Step 5.
5 1) Check select cable for adjustment referring to “Select
Cable Adjustment”.
Is it adjusted correctly?Go to Step 6. Adjust.
6Check transmission range sensor for installation
position
1) Shift select lever to “N” range.
2) Check that “N” reference line on sensor and needle
direction shaped on lock washer are aligned.
Are they aligned?Go to Step 7. Adjust.

Downloaded from www.Manualslib.com manuals search engine 5A-44 Automatic Transmission/Transaxle:
Table for Step 4
DTC P0707: Transmission Range Sensor Circuit LowS6RW0D5104021
Wiring Diagram
DTC Detecting Condition and Trouble Area7 1) Check transmission range sensor referring to
“Transmission Range Sensor Inspection and
Adjustment”.
Are check results satisfactory?“RED/BLK”, “PNK/BLK”,
“RED”, “GRN/ORN”,
“GRN”, “GRN/YEL” or
“LT GRN/BLK” circuit
shorted to power circuit
or shorted each other. If
wires and connections
are OK, substitute a
know-good TCM and
recheck.Replace transmission
range sensor. Step Action Yes No
Te r m i n a l
C07-20 C07-1 C07-8 C07-7 C07-19 C07-18
Select lever
positionP 8 – 14 V 0 V 0 V 0 V 0 V 0 V
R0 V8 – 14 V0 V0 V0 V0 V
N 0 V 0 V 8 – 14 V 0 V 0 V 0 V
D or 3 0 V 0 V 0 V 8 – 14 V 0 V 0 V
20 V0 V0 V0 V8 – 14 V0 V
L0 V0 V0 V0 V0 V8 – 14 V
2P
R
N
D
2
L3
1
PNK/BLK
RED
GRN
GRN/ORN
GRN/YEL
IG1
RED/BLK
LT GRN/BLK
C07-20
C07-1
C07-8
C07-7
C07-19
C07-18
C06
20 1987
18 1
C07
[A]
I6RW0B510008-01
1. TCM 3. Backup lamp
2. Transmission range sensor [A]: Terminal arrangement of TCM connector (viewed from harness side)
DTC detecting condition Trouble area
Transmission range switch signal (P, R, N, D, 2, or L) is not
inputted for more than 28 seconds when vehicle speed is
faster than 30 km/h (19 mile/h) and engine speed is faster
than 1500 rpm.• Select cable maladjusted
• Transmission range sensor maladjusted
• Transmission range sensor or its circuit malfunction
•TCM

Downloaded from www.Manualslib.com manuals search engine Automatic Transmission/Transaxle: 5A-45
DTC Confirmation Procedure
WARNING!
• When performing a road test, select a place where there is no traffic or possibility of a traffic
accident and be very careful during testing to avoid occurrence of an accident.
• Road test should be carried out with 2 persons, a driver and a tester, on a level road.

1) Connect scan tool to DLC with ignition switch OFF.
2) Clear DTCs in TCM memory by using scan tool.
3) Start engine and shift select lever to “D” range.
4) Start vehicle and increase vehicle speed to 40 km/h (25 mile/h) or more for 1 minutes.
5) Stop vehicle and turn ignition switch OFF.
6) Repeat Step 3) to 4) one time.
7) Stop vehicle and check DTC.
DTC Troubleshooting
Step Action Yes No
1Was “A/T System Check” performed?Go to Step 2. Go to “A/T System
Check”.
2Do you have SUZUKI scan tool?Go to Step 3. Go to Step 4.
3Check transmission range sensor circuit for operation
Check by using SUZUKI scan tool:
1) Connect SUZUKI scan tool to DLC with ignition switch
OFF.
2) Turn ignition switch ON and check transmission range
signal (P, R, N, D, 2 or L) on display when shifting select
lever to each range.
Is applicable range indicated?Intermittent trouble.
Check for intermittent
referring to “Intermittent
and Poor Connection
Inspection in Section
00”.Go to Step 5.
4Check transmission range sensor circuit for operation
Check by not using SUZUKI scan tool:
1) Turn ignition switch ON.
2) Check voltage at terminals “C07-1”, “C07-7”, “C07-8”,
“C07-18”, “C07-19” and “C07-20” respectively with
select lever shifted to each range.
Taking terminal “C07-19” as an example, is battery
voltage indicated only when select lever is shifted to “2”
range and 0 V for other ranges as shown in the following
table.
Check voltage at other terminals likewise, referring to the
following table.
Are check results satisfactory?Intermittent trouble.
Check for intermittent
referring to “Intermittent
and Poor Connection
Inspection in Section
00”.Go to Step 5.
5 1) Check select cable for adjustment referring to “Select
Cable Adjustment”.
Is it adjusted correctly?Go to Step 6. Adjust.
6Check transmission range sensor for installation
position
1) Shift select lever to “N” range.
2) Check that “N” reference line on sensor and needle
direction shaped on lock washer are aligned.
Are they aligned?Go to Step 7. Adjust.

Downloaded from www.Manualslib.com manuals search engine 5A-46 Automatic Transmission/Transaxle:
Table for Step 4
DTC P0711: Transmission Fluid Temperature Sensor “A” Control Range / PerformanceS6RW0D5104048
Wiring Diagram
DTC Detecting Condition and Trouble Area
DTC Confirmation Procedure
1) Connect scan tool to DLC with ignition switch OFF, if available.
2) Clear DTC in TCM memory.
3) Start engine.
4) Start vehicle and increase vehicle speed to 40 km/h (25 mile/h) for 10 minutes or more.
5) Stop vehicle and check DTC.7 1) Check transmission range sensor referring to
“Transmission Range Sensor Inspection and
Adjustment”.
Are check results satisfactory?“RED/BLK”, “PNK/BLK”,
“RED”, “GRN/ORN”,
“GRN”, “GRN/YEL” or
“LT GRN/BLK” circuit
open or short to ground.
If wires and connections
are OK, substitute a
know-good TCM and
recheck.Replace transmission
range sensor. Step Action Yes No
Te r m i n a l
C07-20 C07-1 C07-8 C07-7 C07-19 C07-18
Select lever
positionP 8 – 14 V 0 V 0 V 0 V 0 V 0 V
R0 V8 – 14 V0 V0 V0 V0 V
N 0 V 0 V 8 – 14 V 0 V 0 V 0 V
D or 3 0 V 0 V 0 V 8 – 14 V 0 V 0 V
20 V0 V0 V0 V8 – 14 V0 V
L0 V0 V0 V0 V0 V8 – 14 V
5V
C06-11
C06-12
LT G R N
ORN
23
12 11
C06C07
[A]
1
I6RW0B510009-03
1. TCM 3. A/T
2. Transmission fluid temperature sensor [A]: Terminal arrangement of TCM connector (viewed from harness side)
DTC detecting condition Trouble area
Transmission temperature sensor signal is no change and
less than 20 °C (68 °F) while vehicle is running at 40 km/h
(25 mile/h) or more in vehicle speed for 10 minutes or more.• Transmission fluid temperature sensor or its circuit
malfunction
•TCM

Downloaded from www.Manualslib.com manuals search engine Automatic Transmission/Transaxle: 5A-47
DTC Troubleshooting
DTC P0712: Transmission Fluid Temperature Sensor Circuit LowS6RW0D5104022
Wiring Diagram
DTC Detecting Condition and Trouble AreaStep Action Yes No
1Was “A/T System Check” performed?Go to Step 2. Go to “A/T System
Check”.
2Inspect transmission fluid temperature sensor
1) Inspect transmission fluid temperature sensor referring
to “Transmission Fluid Temperature Sensor Inspection”.
Is result satisfactory?Go to Step 3 Replace transmission
fluid temperature
sensor.
3Check for transmission fluid temperature sensor circuit
1) Turn ignition switch to OFF position.
2) Disconnect valve body harness connector and TCM
connectors.
3) Check for proper connection to TCM at terminals “C06-
11” and “C06-12”. If connection is OK, check circuit for
open, short and high resistance for the following circuit.
• Between “C06-11” terminal of TCM connector and “LT
GRN” terminal of valve body harness connector.
• Between “C06-12” terminal of TCM connector and
“ORN” terminal of valve body harness connector.
Are they in good condition?Intermittent trouble or
faulty TCM. Check for
intermittent referring to
“Intermittent and Poor
Connection Inspection
in Section 00”. If OK,
substitute a known-
good TCM and recheck.Repair “LT GRN” and/or
“ORN” circuit.
5V
C06-11
C06-12
LT GRN
ORN
23
12 11
C06C07
[A]
1
I6RW0B510009-03
1. TCM 3. A/T
2. Transmission fluid temperature sensor [A]: Terminal arrangement of TCM connector (viewed from harness side)
DTC detecting condition Trouble area
Transmission temperature sensor terminal voltage is less
than specified value for 5 minutes or more after starting
engine.• Transmission fluid temperature sensor or its circuit
malfunction
•TCM

Downloaded from www.Manualslib.com manuals search engine 5A-48 Automatic Transmission/Transaxle:
DTC Confirmation Procedure
WARNING!
• When performing a road test, select a place where there is no traffic or possibility of a traffic
accident and be very careful during testing to avoid occurrence of an accident.
• Road test should be carried out with 2 persons, a driver and a tester, on a level road.

1) Connect scan tool to DLC with ignition switch OFF, if available.
2) Clear DTC in TCM memory and start engine and keep for 20 minutes or more.
3) Stop vehicle and check DTC.
DTC Troubleshooting
DTC P0713: Transmission Fluid Temperature Sensor Circuit HighS6RW0D5104023
Wiring Diagram
DTC Detecting Condition and Trouble AreaStep Action Yes No
1Was “A/T System Check” performed?Go to Step 2. Go to “A/T System
Check”.
2Check transmission fluid temperature circuit for ground
short
1) Check continuity between terminal “C06-11” of
disconnected harness side TCM connector and ground.
Is continuity indicated?“LT GRN” circuit shorted
to ground.Go to Step 3.
3Inspect transmission fluid temperature sensor
1) Inspect transmission fluid temperature sensor referring
to “Transmission Fluid Temperature Sensor Inspection”.
Is result satisfactory?Intermittent trouble or
faulty TCM. Check for
intermittent referring to
“Intermittent and Poor
Connection Inspection
in Section 00”. If OK,
substitute a known-
good TCM and recheck.Replace transmission
fluid temperature
sensor.
5V
C06-11
C06-12
LT G R N
ORN
23
12 11
C06C07
[A]
1
I6RW0B510009-03
1. TCM 3. A/T
2. Transmission fluid temperature sensor [A]: Terminal arrangement of TCM connector (viewed from harness side)
DTC detecting condition Trouble area
Transmission fluid temperature sensor terminal voltage is
more than specified value even though engine was running in
“R”, “D”, “3”, “2” or “L” range for 12 minutes after starting
engine.• Transmission fluid temperature sensor or its circuit
malfunction
•TCM