Downloaded from www.Manualslib.com manuals search engine Electronic Stability Program: 4F-57
3) Remove front brake pipe referring to “Front Brake Hose / Pipe Removal and In stallation in Section 4A”.
4) Remove ESP ® hydraulic unit / control module with
bracket from vehicle by removing bracket bolts.
5) Remove bolt (4) and pull out ESP ® hydraulic unit /
control module assembly (1) from bracket (3) using
flat end rod or the like (2).
Installation 1) Install hydraulic unit / co ntrol module assembly and
by reversing removal procedure.
Tightening torque
Brake pipe flare nut: 16 N·m (1.6 kgf-m, 11.5 lb-
ft)
ESP ® hydraulic unit / control module assembly
bolt: 9 N·m (0.9 kgf-m, 6.5 lb-ft)
ESP ® hydraulic unit / control module assembly
bracket bolt: 25 N·m (2.5 kgf-m, 18.0 lb-ft)
2) Bleed air from brake system referring to “Air Bleeding of Brake System in Section 4A”.
3) Check each installed part for fluid leakage.
4) Connect SUZUKI Scan Tool.
5) Turn ignition switch to ON position. And SLIP indicator lamp flush. (Other than replace with new
one) If other than SLIP indicator lamp light, check
DTC and repair it.
6) Turn ignition switch to ON position. And ESP®
warning lamp, SLIP indicator lamp, ESP ® OFF
lamp, Brake warning lamp lights and ABS warning
lamp flush. (Replace new one)
7) Check DTC.
NOTE
If any DTC(s) other than C1075, C1076 or
C1078 are detected, sensor calibration can
not be completed. Repair the detected it(s)
first.
8) Perform “Sensor Calibration”.
9) Perform “ESP ® Hydraulic Unit Operation Check”.
10) Turn ignition switch to OFF position once and then
ON position. In this state, make sure that indicator
light and warning light turns off.
11) Check DTC(s) are not stored in hydraulic unit / control module.
Front / Rear Wheel Speed Sensor On-Vehicle
Inspection
S7RS0B4606028
CAUTION!
Incorrect voltage and/or wrong connection
cause damage to wheel speed sensor.
Output Voltage Inspection
1) Disconnect negative (–) cable from battery.
2) Hoist vehicle a little.
3) Disconnect wheel speed sensor connector.
4) Disconnect wheel speed grommet from vehicle body.
5) Set up measuring devices as shown in figure, the resistance to 115 Ω and the power supply voltage
to12 V.
4
1
2 3
I6RS0B460030-02
[A]: Front wheel speed sensor 3. “WHT” wire terminal
[B]: Rear wheel speed sensor 4. “BLK” wire terminal
1. Wheel speed sensor connector 5. Power supply (12 V)
2. Resistance (115 Ω)
V
2
5
4 1
3
43
1
[A]
[B]
I6RS0B460031-02
Downloaded from www.Manualslib.com manuals search engine 5A-18 Automatic Transmission/Transaxle:
Visual InspectionS7RS0B5104002
Visually check the following parts and systems.
Malfunction Indicator Lamp (MIL) CheckS7RS0B5104003
Refer to the same item in “Malfunction Indicator Lam p (MIL) Check in Section 1A” for checking procedure.
Transmission Warning Light CheckS7RS0B5104004
1) Turn ignition switch ON.
2) Check that transmission warning light lights for about 2 – 4 sec. and then goes OFF.
If anything faulty is found, advance “Transmission Warn ing Light Circuit Check – Light Does Not Come “ON” at
Ignition Switch ON” or “Transmission Warning Light Circu it Check – Light Remains “ON” at Ignition Switch ON”.
Inspection item Referring
• A/T fluid ----- level, leakage, color “Automatic Transaxle Fluid Level Inspection in Section 0B”
• A/T fluid hoses ----- disconnection, looseness, deterioration “A/T Fluid Cooler Hoses Replacement”
• A/T select cable ----- installation “S elect Cable Removal and Installation”
• Engine oil ----- level, leakage “Engine Oil and Filter Change in Section 0B”
• Engine coolant ----- level, leakage “Engine Coolant Change in Section 0B”
• Engine mountings ----- play, looseness, damage “Engine Assembly Removal and Installation in Section 1D”
• Suspension ----- play, looseness “Suspension, Wheels and Tires Symptom Diagnosis in Section 2A”
• Drive shafts ----- damage “Front Drive Shaft Assembly On-Vehicle Inspection in Section 3A”
• Battery ----- indicator condition, corrosion of terminal “Battery Inspection in Section 1J”
• Connectors of electric wire harness ----- disconnection, friction “Electronic Shift Control System Components
Location”
• Fuses ----- burning
• Parts ----- installation, damage
• Bolts ----- looseness
• Other parts that can be checked visually
Also check the following items at engine start, if possible.
• Transmission warning light (if equipped) ----- Operation “Transmission Warning Light Check”
• Malfunction indicator lamp ----- Operation “Malfunction Indicator Lamp (MIL) Check”
• Charge warning lamp ----- Operation “Generator Symptom Diagnosis in Section 1J”
• Engine oil pressure warning lamp ----- Operation “Oil Pressure Warning Ligh t Symptom Diagnosis in
Section 9C”
• Engine coolant temp. meter ----- Operation “Engine Coolant Temperature (ECT) Meter
Symptom Diagnosis in Section 9C”
• Other parts that can be checked visually
I4RS0A510008-01
Downloaded from www.Manualslib.com manuals search engine 5A-26 Automatic Transmission/Transaxle:
TRANSAXLE RANGE
Transaxle range detected by signal fed from
transmission range sensor.
D RANGE SIGNAL
ON: Signal which TCM require ECM to increase idle
speed
OFF: Signal which TCM does not require ECM to
increase idle speed
THROTTLE POSITION (%)
Throttle opening ratio computed by CAN signal from
ECM.
BRAKE SWITCH
Inputted signal from brake light switch on pedal bracket.
ON: Brake pedal depressed
OFF: Brake pedal released
TORQUE REDUCTION SIGNAL
ON: Signal which TCM require ECM to reduce output
torque at shifting gear
OFF: Signal which TCM does not require ECM to reduce
output torque
ENGINE COOLANT TEMPERATURE ( °C, °F)
Engine coolant temperature computed by CAN signal
from ECM. AIR CONDITIONER SIGNAL
ON: Signal which inform that air conditioner compressor
is turned ON.
OFF: Signal which inform that air conditioner
compressor is not turned ON.
ENGINE TORQUE SIGNAL (N
⋅m)
Engine torque computed by duty pulse signal outputted
from ECM.
SLIP RPM (RPM)
This parameter indicates slip ping rotation in the torque
converter (difference between input shaft rotation and
engine rotation)
MIL REQUEST
ON: Signal which TCM requires combination meter to
turn on malfunction indicator lamp.
OFF: Signal which TCM does not require combination
meter to turn on malf unction indicator lamp.
FUEL CUT FLAG
ON: Signal which inform that fuel cut is operating.
OFF: Signal which inform that fuel cut is not operating.
A/T Basic CheckS7RS0B5104010
This check is important for troubleshooting when TCM has detected no DTC and no abnormality has been noted in
“Visual Inspection”. Fo llow the flow carefully.
Step Action YesNo
1 Was “A/T System Check” preformed? Go to Step 2.Go to “A/T System
Check”.
2 Perform “Road Test”.
Is it OK? Go to Step 3.
Proceed to
“Troubleshooting” in
“Road Test”.
3 Perform “Manual Road Test”.
Is it OK? Go to Step 4.
Proceed to
“Troubleshooting” in
“Manual Road Test”.
4 Perform “Engine Brake Test”.
Is it OK? Go to Step 5.
Proceed to
“Troubleshooting” in
“Engine Brake Test”.
5 Perform “Stall Test”.
Is it OK? Go to Step 6.
Proceed to
“Troubleshooting” in
“Stall Test”.
6 Perform “Time Lag Test”.
Is it OK? Go to Step 7.
Proceed to
“Troubleshooting” in
“Time Lag Test”.
7 Perform “Line Pressure Test”.
Is it OK? Go to Step 8.
Proceed to
“Troubleshooting” in
“Line Pressure Test”.
8 Proceed to “Trouble Diag nosis 1” in “A/T Symptom
Diagnosis”.
Is trouble identified? Repair or replace faulty
parts.
Go to Step 9.
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Transmission Warning Light Circuit Check – Light Does Not Come “ON” at Ignition Switch ONS7RS0B5104021
Troubleshooting
Transmission Warning Light Circuit Check – Light Remains “ON” at Ignition Switch ONS7RS0B5104022
TroubleshootingStep Action Yes No
1 Was “A/T System Check” performed? Go to Step 2. Go to “A/T System
Check”.
2 Check DTC
Is DTC P0705, P0707, P0712, P0713, P0717, P0722,
P0787, P0788, P0961, P0962, P0963, P0973, P0974,
P0976, P0977, P1702, P1703, P1774, P1777, P2762,
P2763 and/or P2764 detected? Go to applicable DTC
diag. flow.
Go to Step 3.
3 Brake light switch signal inspection
1) With ignition switch turned ON, check voltage between
terminal “C35-20” of ECM connector and ground.
Brake light switch signal specification
Brake pedal is released: 0 – 1 V
Brake pedal is depressed: 8 – 14 V
Is result as specified? Substitute a known-
good TCM and recheck.
Mis-adjusted brake light
switch or faulty brake
light switch.
Step
Action YesNo
1 Combination meter power supply check
1) Turn ignition switch ON.
Does other indicator / warnin g lights in combination meter
comes ON? Go to Step 2.
Repair combination
meter power supply
circuit referring to “C-1
Combination Meter
Circuit Diagram (Meter)
in Section 9A”.
2 TCM power and ground circuit check
1) Check referring to “TCM Power and Ground Circuit
Check”.
Is it in good condition? Go to Step 3.
Repair or replace.
3 DTC check
1) Check DTC referring to “DTC Check”.
Is there DTC P1774? Go to applicable DTC
diag. flow.
Go to Step 4.
4 Combination meter function check
1) Turn ignition switch ON.
Does A/T selector position in dicator show correct select
lever position? Replace combination
meter.
Substitute a known-
good TCM and recheck.
Step
Action YesNo
1 Diagnostic 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.
Downloaded from www.Manualslib.com manuals search engine 7B-44 Air Conditioning System: Automatic Type
3) Light over sunload sensor vertically with an incandescent lamp approximately 100 W apart from
about 100 mm (3.94 in.).
NOTE
If sunload sensor is not lighted over with an
incandescent lamp, DTC B1504 is detected
as current DTC even though there is not any
malfunction.
4) Turn ignition switch to ON position.
5) Erase DTC according to instructions displayed on SUZUKI scan tool.
NOTE
To know how to use SUZUKI scan tool, refer
to operator’s manual for SUZUKI scan tool.
6) After completing the clearance, turn ignition switch to OFF position, and then di sconnect SUZUKI scan
tool from DLC.
Not Using SUZUKI Scan Tool 1) Turn ignition switch to ON position.
2) Set temperature selector to 25 °C (77 °F). 3) Push AUTO switch (1) and
MODE (air flow) selector
(2) at the same time to have history DTC displayed.
4) Push MODE (air flow) selector (2) and OFF switch (3) at the same time while history DTC is displayed.
5) Check that “CL” (4) appears on display. “CL” means that DTC has been cleared.
DTC TableS7RS0B7224005
CAUTION!
Be sure to perform “Air Conditioning Sy stem Check” before starting diagnosis.
1
2
3
2
4
I5RS0A722008-01
DTC No.
(displayed on
SUZUKI
scan tool) DTC
(indicated on
display of HVAC
control
module) Priority of
display
(current DTC) Priority
of
display
(history DTC) Diagnosis
“AUTO”
indicator lamp
) B1502 21 1 1 Inside air temperature sensor and/or its
circuit malfunction Open
Flashed
22 2 2 Short
) B1503 31 3 3 Evaporator temperature sensor and/or its
circuit malfunction Open
Flashed
32 4 4 Short
) B1504 41 21 — Sunload sensor and/or its circuit
malfunction Open —
42 5 5 Short Flashed
) B1511 61 6 6 Temperature control actuator (position
sensor) and/or its circuit malfunction Open
Flashed
62 7 7 Short
) B1512 71 8 8 Air flow control actuator (position sensor)
and/or its circuit malfunction Open
Flashed
72 9 9 Short
) B1513 63 10 10 Temperature control actuator and/or its circuit malfunction Flashed
) B1514 73 11 11 Air flow control actuator and/or its circuit malfunction Flashed
) B1541 E1 12 — HVAC control module back-up power supply malfunction —
) B1546 d5 22 — A/C refrigerant pressure malfunction —
) B1551 91 13 12
Serial communication circuit malfunction Open
Flashed
92 14 13 Short
) B1552 94 15 14 Serial communication signal malfunction Flashed
) B1553 A4 16 15 CAN communication signal malfunction Flashed
) B1557 b4 19 16 Vehicle speed sensor signal malfunction —
) B1561 54 17 17 Engine coolant temperature sensor signal malfunction Flashed
Downloaded from www.Manualslib.com manuals search engine Air Conditioning System: Automatic Type 7B-45
NOTE
When no current DTC is detected, all contents displayed on display (1) of HVAC control module and
defroster indicator (2) flash at the same time.
Fail-Safe TableS7RS0B7224006
When any of the following malfunctions (DTCs) is detected, fail-safe mode is activated.
However, when HVAC control module detects normal ope ration of A/C system, fail-safe mode is cancelled.
)
B1562 14 18 18 Outside air temperatur e sensor signal malfunction Flashed
) B1563 d4 20 19 A/C refrigerant pressure sensor signal malfunction —
— See NOTE
below
(current DTC) ——Normal —
00 (history DTC)
DTC No.
(displayed on
SUZUKI
scan tool) DTC
(indicated on
display of HVAC
control
module) Priority of
display
(current DTC) Priority
of
display
(history DTC) Diagnosis
“AUTO”
indicator lamp
1
2
I5RS0A722009-01
DTC No.
Trouble Area Fail-Safe Operation
)
B1502 Inside air temperature sensor and/
or its circuit HVAC control module controls actu
ators assuming that inside air
temperature is 25 ° C (77 °F).
)
B1503 A/C evaporator temperature sensor
and its circuit • HVAC control module turn
s off A/C switch signal.
• HVAC control module controls actu ators assuming that evaporator
temperature is 0 ° C (32 °F).
)
B1504 Sunload sensor and/or its circuit HVAC control module controls actu
ators assuming that amount of
sunlight is 0 W/m
2.
) B1551 Serial communication circuit
HVAC control module controls actuators assuming that outside air
temperature is 20 ° C (68 °F), engine coolant temperature is 80 °C
(176 °F), and vehicle speed is 40 km/h (25 mph).
)
B1552 Serial communication circuit
)
B1553 CAN communication circuit
)
B1557 Vehicle speed sensor and/or its
circuit HVAC control module controls act
uators assuming that vehicle speed
is 40 km/h (25 mph).
)
B1561 Engine coolant temperature sensor
and/or its circuit HVAC control module controls act
uators assuming that engine coolant
temperature is 80 ° C (176 °F).
)
B1562 Outside air temperature sensor
and/or its circuit HVAC control module controls actu
ators assuming that outside air
temperature is 20 ° C (68 °F).
Downloaded from www.Manualslib.com manuals search engine 7B-46 Air Conditioning System: Automatic Type
Scan Tool DataS7RS0B7224007
As the data values given in the following are standard values estimated on the basis of values obtained from the
normally operation vehicles by using a scan tool, use them as reference values. Even when the vehicles are in good
condition, there may be cases where the checked values do not fall within each specifies data range. Therefore,
judgement as abnormal should not be ma de by checking with these data alone.
Scan Tool Data Condition Normal Condition / Reference
Va l u e
) TEMP CONT
SWITCH Each reference value is relative to the position of
temperature selector of HVAC control module. Max Cool, 18.5
°C (65 ° F), 19 °C (66
° C) – 31 °C (88 °F), 31.5 °C (89 °F),
Max Hot
) CABIN
TEMPERATURE Reference value is relative to in-car temperature. –6.5
°C – 57.25 ° C
(20.3 °F – 135.05 °F)
) OUTSIDE AIR TEMP Reference value is relative to outside air
temperature. –23.3
°C – 65.95 °C
(–9.94 °F – 150.71 °F)
) EVAPORATOR
TEMP Reference value is relative to temperature of
evaporator. –29.7
°C – 59.55 °C
(–21.46 °F – 139.19 °F)
) COOLANT TEMP At specified id le speed after warming up. 80 °C – 100 °C (176 ° F – 212 ° F)
) SUN LOAD Reference value depends on the situation. 0 W/m
2 – 4447.8 W/m2
)MODE CONT
SWITCH Each reference value is relative to the position of air
flow selector of HVAC control module.
AUTO, FACE, B/L, FOOT, D/F, DER
) FAN CONT SWITCH Each reference value is relative to the position of
blower speed selector of HVAC control module. AUTO, OFF, 1st, 2nd – 7th, 8th
) FAN DESIRED VOLT Reference value is relative to the position of blower
speed selector of HVAC control module. 0 – 16.0 V
) AIR MIX POS SEN Reference value is relative to the position of
temperature selector of HVAC control module. about 2.0 V (Max Hot)
about 4.0 V (Max Cool)
) MODE POS SENSOR Reference value is relative to the position of air flow
selector of HVAC control module. about 1.6 V (DEF)
about 4.0 V (VENT)
) A/C CONT SIG A/C system is ON. ON
A/C system is OFF. OFF
) BLOWER LOAD SIG Position of blower speed selector is 1st position or
more.
ON
Position of blower speed selector is OFF position. OFF
) AIR INTAKE MODE Fresh air (FRE) mode is activated. FRE
Recirculation air (REC) mode is activated. REC
AUTO mode is activated. AUTO
) REFRIGERANT
PRESSURE Engine running. A/C ON (A/C is operating)
at ambient temperature:
30
°C (86 °F) 1470 – 1770 kPa For more details,
refer to pressure of high pressure
gauge under “A/C System Performance Inspection”
A/C OFF (A/C is not
operating) at ambient
temperature: 30 °C (86
° F) and engine coolant
temperature: 90 ° – 100
° C 600 – 1000 kPa After longer than 10
min from A/C switch turned off
) A/C COMP CLUTCH Engine running. A/C switch and blower
motor switch turned ON
ON
A/C switch and/or blower
motor switch turned OFF OFF
) DFR INDICATOR Defroster indicator
lamp is lighted. ON
Defroster indicator la mp is not lighted. OFF
) VEHICLE SPEED At stop. OFF
0 km/h (0 mph)
Downloaded from www.Manualslib.com manuals search engine 7B-68 Air Conditioning System: Automatic Type
G51-8 BLU/REDBlower motor control
voltage feedback 10 – 14 V Ignition switch turned ON, blower speed selector OFF
About 8.5 V Ignition switch turned ON, blower speed selector 1st
position
About 6.5 V Ignition switch turned ON, blower speed selector 2nd
position
About 5.5 V Ignition switch turned ON, blower speed selector 3rd
position
About 4.0 V Ignition switch turned ON, blower speed selector 4th
position
About 3.0 V Ignition switch turned ON, blower speed selector 5th
position
About 2.0 V Ignition switch turned ON, blower speed selector 6th
position
About 1.0 V Ignition switch turned ON, blower speed selector 7th
position
Below 1.0 V Ignition switch turned ON, blower speed selector HIGH
position
G51-9 GRY Blower motor controller 0 – 1 V
Ignition switch turned ON, blower speed selector OFF
position
2 – 3 V Ignition switch turned ON, blower speed selector
between 1st and HIGH position
G51-10 BLK/RED Rear defogger indicator 0 – 1 V Ignition switch turned ON, rear defogger switch OFF
10 – 14 V Ignition switch turned ON, rear defogger switch ON
G51-11 RED/YEL Illumination switch 0 – 1 V Ignition switch turned ON, lighting switch OFF position
10 – 14 V Ignition switch turned ON, lighting switch ON position
G51-12 BLK/YEL Illumination ground 0 – 1 V Full-time
G51-13 — — — —
G51-14 — — — —
G51-15 RED Air intake actuator
(RECIRCULATION AIR) 0 – 1 VIgnition switch turned ON, air intake selector is
recirculation air mode or air intake actuator is working
in operation to recirculation air position or fresh air
position.
10 – 14 V Ignition switch turned ON, ai
r intake selector is fresh
air mode (air intake actuator fresh air position).
G51-16 GRN/RED Air intake actuator
(MIX AIR) 10 – 14 V
Ignition switch turned ON, air intake actuator is
recirculation air or fresh air position.
0 – 1 V Ignition switch turned ON, air intake actuator is mix air
position or air intake actuator is working in operation to
recirculation air position or fresh air position.
G51-17 GRN Air intake actuator
(FRESH AIR) 0 – 1 V
Ignition switch turned ON, ai
r intake selector is fresh
air mode or air intake actuator is working in operation
to recirculation air position or fresh air position.
10 – 14 V Ignition switch turned ON, air intake selector is
recirculation air mode (air intake actuator recirculation
air position).
G51-18 GRN/WHT A/C switch signal Refer to “Inspe ction of BCM and its Circuits in Section 10B”
G51-19 BLU/WHT Electric load signal for
blower motor 10 – 14 V
Ignition switch turned ON, blower speed selector OFF
or between 1st and 5th position
0 – 2 V Ignition switch turned ON, blower speed selector
between 6th and HIGH position
G51-20 BRN Rear defogger switch 0 – 1 V
Ignition switch turned ON, rear defogger switch ON
(rear defogger switch is kept in push) position
4 – 6 V Ignition switch turned ON, rear defogger switch OFF
position
Terminal Wire Color Circuit
Normal
Vo l ta g e Condition