check engine SUZUKI SX4 2006 1.G Service Workshop Manual

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Rear Door Window Regulator Removal and
Installation
S6RW0D9506015
Removal
1) Remove door glass referring to “Rear Door Glass
Removal and Installation”.
2) Disconnect power window motor lead wire at
coupler.
3) Loosen regulator mounting screws, and then remove
rear window regulator (1).
Installation
Reverse removal procedure noting the following.
• Apply grease to sliding and rotating portions of
window regulator.
: Grease 99000–25011 (SUZUKI Super Grease A)
• Tighten rear door window regulator attaching screws.
Rear door window regulator screw tightening
order
(1) → (2)
Rear Door Window Regulator InspectionS6RW0D9506016
Check the following point:
• Check regulator sliding and rotating parts.
• Check rollers for wear and damage.
Rear End Door Window Defogger Switch
Inspection
S6RW0D9506017
1) Check rear end door window defogger switch for
operation as follows.
a) Rear end door window defogger switch is built in
HVAC control unit.
Remove HVAC control module (unit) referring to
“HVAC Control Unit Removal and Installation in
Section 7A” or “HVAC Control Module Removal
and Installation in Section 7B”.
b) Check that there is continuity between terminal
(1) and terminal (2) of HVAC control module
(unit) when rear end door window defogger
switch is at ON position. (Rear end door window
defogger switch is kept in push.)
c) Check that there is no continuity between
terminal (1) and terminal (2) of HVAC control
module (unit) when rear end door window
defogger switch is at OFF position.
If check result does not meet the above conditions,
replace HVAC control module (unit).
1
I5RW0A950031-01
2
2
1
I5RW0A950032-01[A]: Manual A/C model
[B]: Auto A/C model
1
1 2
2[A]
[B]
I5RW0A950033-01

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Rear End Door Window Defogger Relay
Inspection
S6RW0D9506018
1) Disconnect negative (–) cable from battery.
2) Remove junction block for inspection of rear end
door window defogger relay.
3) Remove rear end door window defogger relay (1)
from junction block (2).
4) Check that there is no continuity between terminal
“c” and “d”. If there is continuity, replace relay.
5) Check that there is continuity between terminals “c”
and “d” when a 12 V battery is connected to
terminals “a” and “b”.
If malfunction is found, replace it with a new one.
Rear End Door Window Defogger Wire
Inspection
S6RW0D9506019
NOTE
• When cleaning rear end door window
glass, use a dry cloth to wipe it along heat
wire (1) direction.
• When cleaning glass, do not use detergent
or abrasive-containing glass cleaner.
• When measuring wire voltage, use a tester
with positive probe (2) wrapped with a tin
foil (3) which should be held down on wire
by finger pressure.

Wire Damage Inspection
1) Start engine.
2) Turn on defogger switch.
3) Measure voltage at the center of each defogger wire
(1), and check defogger wire condition according to
the following table.
If defogger wire open is found, go to next step.
Defogger wire voltage
3. Hood latch release cable
12
2
3
I5RW0A950034-01
ba
c
dc
ad
bI4RS0A950028-01Voltage Circuit
0 – 1 V Defogger wire open between its center
and defogger wire power source terminal
end (2)
4 – 6 V Normal condition
10 – 12 V Defogger wire open between its center
and defogger wire ground terminal end
(3)
I2RH01950002-01
2
1
3
I4RS0A950029-01

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4) Touch voltmeter negative (–) lead to defogger wire
ground terminal end (1).
5) Touch voltmeter positive (+) lead with a foil strip to
defogger wire power source terminal end (2), then
move it along wire to defogger wire ground terminal
end (1).
The place where voltmeter fluctuates from 10 – 12 V
to 0 – 1 V is where there is open.
If found defective, repair defogger wire referring to
“Rear End Door Window Defogger Wire Repair”.
Rear End Door Window Defogger Wire RepairS6RW0D9506020
1) Use white gasoline for cleaning.
2) Apply masking tape (1) at both upper and lower
sides of heat wire (2) to be repaired.
3) Apply commercially-available repair agent (3) with a
fine-tip brush (4).
4) 2 to 3 minutes later, remove masking tapes (1).
5) Leave repaired heat wire as it is for at least 24 hours
before operating the defogger again.
Power Window Main Switch InspectionS6RW0D9506021
Switch for Driver Side Window
Without Pinching Prevention Function Model
1) Remove driver side door trim referring to step 1) to
3) of “Front Door Glass Removal and Installation”.
2) Remove power window main switch from door trim.
3) Connect 12 V battery positive (+) terminal to terminal
“IG” of power window main switch and its negative (–
) terminal to terminal “E” of power window main
switch.
4) Check for continuity between terminals as shown
below.
If check result is not as specified, replace power
window main switch.
21
I4RS0A950030-01
I2RH01950005-01
I7RW01950004-01

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With Pinching Prevention Function Model
NOTE
After replacing or disconnecting the power
window main switch, make sure to execute to
the initial setting, (to have the door glass
closed position learned) refer to “Power
Window Main Switch Initialization (Pinching
Prevention Function Model)”.

1) Remove driver side door trim referring to step 1) to
3) of “Front Door Glass Removal and Installation”.
2) Remove power window main switch from door trim.
3) Connect 12 V battery positive (+) terminal to terminal
“IG” and “B” of power window main switch and its
negative (–) terminal to terminal “E” of power window
main switch.
4) Check for continuity between terminals as shown
below.
If check result is not as specified, replace power
window main switch.
[A]: Terminal
[B]: Driver side window switch position
1. UP
2. OFF
3. DOWN
DSB IG
E
SG SV
SB SA
DRU DRD
RLURLDRRURRDASUASD
[B][A]
1
2
3E DRU DRD B
E DRU DRD B
IG
[B]
I6RW0D950002-01

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Switch for Other Window than Driver Side
1) Remove driver side door trim referring to step 1) to
3) of “Front Door Glass Removal and Installation”.
2) Remove power window main switch from door trim.
3) Check for continuity between terminals as shown
below.
If check result is not as specified, replace power window
main switch.Power Window Sub Switch InspectionS6RW0D9506022
1) Remove front door trim from door panel, refer to Step
1) to 3) of “Front Door Glass Removal and
Installation”.
2) Remove power window sub switch from door trim.
3) Check for continuity between terminals at each
switch condition.
If check result is not as specified, replace switch.
[A]: Left-hand steering vehicle
[B]: Right-hand steering vehicle
I5RW0A950036-02
I5JB0A950037-01

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Pulse Sensor and Its Circuit Inspection
(Pinching Prevention Function Model)
S6RW0D9506029
NOTE
After replacing or disconnecting the driver
side power window regulator (motor), power
window main switch, battery and/or fuse,
make sure to execute the initial setting, (to
have the door glass closed position learned)
refer to “Power Window Main Switch
Initialization (Pinching Prevention Function
Model)”.

Pulse Sensor Circuit Diagram1) Remove driver side door trim referring to Step 1) to
3) of “Front Door Glass Removal and Installation”.
2) Remove power window main switch from driver side
door trim, and them connect connector to power
window main switch.
3) Disconnect power window motor connector.
4) Turn ignition switch to ON position.
5) Check that “SV” wire terminal voltage of power
window motor connector is 10 – 14 V. If voltage is
not satisfied, check power window main switch
circuit for open, short and high resistance. If circuit is
OK, replace power window main switch.
6) Connect power window motor connector.
7) Connect oscilloscope to power window main switch
connector terminals.
8) Check pulse sensor signal by using oscilloscope. If
pulse sensor signal is not satisfied, check pulse
sensor 1 and 2 circuit. If circuit is OK, replace door
window regulator (motor).
Reference Waveform
[A]: Power window main switch connector
(viewed from harness side)
[B]: Driver side power window motor connector
(viewed from harness side)
1. Power window main switch
2. Driver side power window motor
3. Pulse sensor 1
4. Pulse sensor 2
SG
SV SB SA
SG SV SBSA
B IG
E
4 3
SG SV SBSA
SG SV SBSA
2 1
[A] [B]
I6RW0D950003-01
Measurement
terminalCH1: “SA” terminal to “SG” terminal
CH2: “SB” terminal to “SG” terminal
Oscilloscope
settingCH1: 5V/DIV, CH2: 5V/DIV
TIME: 10ms/DIV
Measurement
conditionIgnition switch is at ON position,
driver side power window operate
1. Normal operation
2. Something caught
I6RW0D950004-01

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Power Window Main Switch Initialization
(Pinching Prevention Function Model)
S6RW0D9506030
CAUTION!
• After replacing or disconnecting the driver
side door window regulator (motor), power
window main switch, battery or fuse, be
sure to execute initial setting (to have door
glass completely closed position learned).
If initial setting is not executed, correct
automatic operation (including pinching
prevention operation) would not be
available.
• Make sure that no foreign matter is
pinched while executing initial setting.

1) Open driver side door glass fully.
2) Raise driver side door window switch (MANUAL UP
position) of power window main switch until door
glass is closed completely and hold the switch in that
state for 2 seconds or more.3) Use auto-down / auto-up function of power window
main switch and check that door glass opens fully /
closes completely.
4) Check pinching prevention function referring to
“Inspection of Pinching Prevention Function
(Pinching Prevention Function Model)”.
Door Mirror ComponentsS6RW0D9506023 1. AUTO UP position
2. MANUAL UP position
3. OFF position
1
2
3
I6RW0D950005-01
2
1
i
iiiii
3
I5RW0A950038-03
1. Door mirror
2. Door mirror mounting nut
:Tighten nuts in such order as indicated in the figure.
3. Door mirror trim

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Door Mirror Removal and InstallationS6RW0D9506024
When removing or installing door mirror, refer to the
figure in “Door Mirror Components”.
Power Door Mirror Switch InspectionS6RW0D9506025
1) Remove driver side door trim referring to step 1) to
3) of “Front Door Glass Removal and Installation”.
2) Remove power window main switch from door trim.
3) Check for continuity between terminals at each
switch position.
If check result is not as specified, replace door mirror
switch.
Power Door Mirror Actuator InspectionS6RW0D9506026
1) Remove door trim referring to step 1) to 3) of “Front
Door Glass Removal and Installation”.
2) Disconnect door mirror coupler (1).
3) Check that door mirror operates properly when
battery voltage is applied to connector terminals.
4) Connect battery positive (+) and negative (–)
terminal to the door mirror terminals as shown.
If it does not follow the table’s operation, replace
door mirror assembly.
*: Vehicle with retractable mirror only
ABC
DEFG
A
BC
DE
FG
Up
Down
Left
Right
L
RH
I
*Set
*Retract
HII5RS0C950004-01
*: Vehicle with retractable mirror only
A
B
C1 Operation
Terminal
Up
Down
Left
Right
*Set
*RetractCDE B A
D
E
I6RW0D950007-01

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Door Mirror Heater Inspection (If Equipped)S6RW0D9506027
1) Remove door trim referring to step 1) to 3) of “Front
Door Glass Removal and Installation”.
2) Disconnect door mirror connector (1).
3) Check for continuity between terminals “a” and “b”.
If no continuity, replace outside mirror.
Door Mirror Heater Switch Inspection (If
Equipped)
S6RW0D9506028
Door mirror heater is operated by rear end door window
defogger switch. Check rear end door window defogger
switch referring to “Rear End Door Window Defogger
Switch Inspection”.
Special Tools and Equipment
Recommended Service MaterialS6RW0D9508001
NOTE
Required service material is also described in the following.
“Front Door Window Components”
“Rear Door Window Components”

a
b1I7RW01950008-01
Material SUZUKI recommended product or Specification Note
Grease SUZUKI Super Grease A P/No.: 99000–25011) / )

Downloaded from www.Manualslib.com manuals search engine 9F-3 Security and Locks:
Diagnostic Information and Procedures
Power Door Lock System Symptom Diagnosis (If Equipped)S6RW0D9604001
NOTE
• Use of SUZUKI scan tool makes it easy to check whether a faulty condition is on the input side or
output side of BCM. For checking procedure, refer to “Diagnosis Using Output Test Function of
SUZUKI Scan Tool” under “Scan Tool Data in Section 10B”.
• Check each part in the order from the top of the following list.

Power Door Lock System Operation Inspection (If Equipped)S6RW0D9604002
1) Check the following operation:
a) Turn the driver side key cylinder is turned LOCK once, check all doors lock.
b) Turn the driver side door key cylinder is turned UNLOCK position with door key twice, check all doors unlock.
c) With all doors unlocked, insert key in key cylinder of driver side door and turn it to lock side, turn it again to lock
side within 3 seconds and check that no door can be opened even when door lock knob is moved to unlock
side (dead lock function, if equipped).
If malfunction is found, go to “Power Door Lock System Symptom Diagnosis (If Equipped)”. Condition Possible cause Correction / Reference Item
All door can not be locked
/ unlocked by all of
switchesCircuit fuse blownReplace fuse and check for short circuit.
Wiring or grounding faultyRepair circuit.
BCM faultyReplace after making sure that none of above
parts is faulty.
All door can not be locked
/ unlocked by only power
door lock switchCircuit fuse blownReplace fuse and check for short circuit.
Power door lock switch faultyCheck power door lock switch referring to
“Power Door Lock Switch Inspection (If
Equipped)”.
Wiring harness connected to power door
lock switch faultyRepair.
Wiring or grounding faultyRepair circuit.
BCM faultyReplace after making sure that none of above
parts is faulty.
All door can not be locked
/ unlocked by only key
cylinder switchCircuit fuse blownReplace fuse and check for short circuit.
Key cylinder switch faultyCheck key cylinder switch referring to “Door
Key Cylinder Switch Inspection (If Equipped)”.
Wiring or grounding faultyRepair circuit.
BCM faultyReplace after making sure that none of above
parts is faulty.
Only one door can not be
locked / unlockedPower door lock actuator faultyCheck actuator referring to “Power Door Lock
Actuator Inspection (If Equipped)”.
Wiring harness connected to applicable
door lock actuator faultyRepair.
BCM faultyReplace after making sure that none of above
parts is faulty.