head SUZUKI SWIFT 2007 2.G Service Workshop Manual

Downloaded from www.Manualslib.com manuals search engine 9A-77 Wiring Systems:
D-1 Headlight System Circuit DiagramS7RS0B910E022
1
Headlight (R) Headlight
(L)
WHT/BLU
RED
Dimmer / Passing switch
Light switch
2
2
BA BC
B
C
33
15
1
22G28
E08
G34
E21
G336
31
RED/BLK
WHT/RED
WHT/RED
10A
25METER
WHT/RED
9
BLK
11
G25
15A
21
15A
20H/L,R H/L,L
RED/WHTRED
10
RED
RED
J/B
10ATAIL
32
RED/WHTRED/WHT
BLU/WHT
5
RED/WHT
E37
G35
E42
J/C
REDRED/WHT
BEAM
FLASH UPLOW
T
P(ED)EL
UP
LOW
OFF
TAIL
HEAD -BT
T
P(H) EL
RY
RED/YEL
"D-4"
BCM
R
WR
RW
E43
J/C
Individual circuit
fuse box (No.1)
Without DRL controller
AWith DRL controller
B
A
5
1
2
3
AB
B
RED/BLK
B
AB5
13AB10
8
AB7
11AB8
10
I5RS0C910942-02

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D-2 Position, Tail and Licence Plate Light System Circuit DiagramS7RS0B910E023
G
12M0212M03
BLKBLK
BLK
BLK
RED/YEL
RED/YEL
RED/YELRED/YEL
4
3L70
M01
3
5L431
2L47
(L) (R)
(R) (L)
BLK
RED/YELRED/YEL
RED/YEL
7
J/C
L74
E42
15G34
BLK
G25
10A TAIL
32
1
2E071
D
DD
2
ED EE22
BLK
BLK
RED/YEL
J/B
L053E4116
BLK
BLK
E43
J/C
Licence plate
light #1
3
5L20
BLK
BCM
14
11513
WHT/RED
OFF
TAIL
HEAD -BT
T
P(H) EL
A
Front
position light
RED/YEL
Tail light
RY
14
RY
RY
RY
J/C
J/B side connector (BCM)
Without DRL controller
With DRL controller
RHD
LHD
M13A engine, M15A engine
M16A engine
A
BCDEFG
L21
L22
RY
BLK
RED/YEL
RED/YEL
1
2L48
Licence plate
light #2
Licence plate
light #1
Licence
plate
light #2
RED/YEL
RED/BLK
RED/YEL
BLK
3
5G39
DRL
controller
1
2
DE5
13
DE7
11DE
B
F
C8
10
I7RS0B910926-01

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D-4 Illumination Light System Circuit DiagramS7RS0B910E025
WHT/RED
A/T
Shift
lever
L23
L742
5
BLK
BLKBLK
10A
TAIL
32J/B
15G34
BLK
G25
111814
A/T
B
B
J/C
L24
RED/YEL
RED/YEL
L053
"D-3"
IF EQPD
RY
Switch
J/C J/C
G31
RED/YEL
RY
RED/YEL
Switch
RY
RED/YEL
HVAC
control unit Auto
unit
"E-1"
"E-2""D-6"
OFF
TAIL
HEAD -BT
T
P(H) ELRED/YEL
7
RY
RED/YEL
Audio
"G-1"
D
D
D
D
D
D
D
RY
RED/YEL
D
D
RY
RY
RED/YEL
Multi information
display
"G-2"RED/YEL
RED/YEL
RED/YEL
RY
Tail light (L) "D-2"
RED/YEL
RY
Tail light (R) "D-2"
Licence
plate light
"D-2"
J/B side connector (BCM)
Without DRL controller
With DRL controller
RHD
LHD
A
R
BCDE
Switch
"B-8"
Switch"B-8"
ESP
OFF switch
"F-3"
DE5
13
DE7
11DE
B
C
8
10
DRL
controller
G393
5
RED/YEL
RED/BLK
RED/YEL
D
RY
I7RS0B910927-01

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D-9 Headlight Beam Leveling System Circuit DiagramS7RS0B910E030
10A
RED/BLK
GRN
GRN
RED/BLKRED/BLK
GRN
BLK
BLKBLK
switch
24BACK
RED/BLKRED/BLK
E59
G343E583
1
8E4114
12
G40 E38
G3653
4 10
G36
E3820 2
BLKBLK
Actuator (L)
Actuator (R)
R1
P0
P1
P2
P3
P4
R2
R3
R4
R5
R6
J/B
57
B
B
J/C
G31
I7RS0B910944-01

Downloaded from www.Manualslib.com manuals search engine Lighting Systems: 9B-1
Body, Cab and Accessories
Lighting Systems
Component Location
Lighting System Components LocationS7RS0B9203001
NOTE
Below figure shows left-hand steering vehicle. For right-hand steering vehicle, parts with (*) are
installed at the opposite side.

2
1
3
4
6
14
5
7
11
9
15
[A]
1515*
10*
8* 12
13
16*
17
I6RS0C920002-01
1. Headlight bulb 7. Headlight unit 13. Turn signal / hazard warning relay
2. Socket cover 8. Lighting switch 14. Rear combination light
3. Clearance light bulb 9. Front fog light (if equipped)15. BCM (included in junction block assembly)
: BCM cannot be removed from junction block.
4. Clearance light bulb socket 10. Front fog light switch (if equipped) 16. Headlight leveling switch (if equipped)
5. Turn signal light bulb 11. Front fog light relay (if equipped) 17. Back-up light
6. Turn signal light bulb socket 12. Hazard warning switch [A]: Junction block assembly viewed from relay side

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Interior Light System LocationS7RS0B9203002
Diagnostic Information and Procedures
Headlight Symptom DiagnosisS7RS0B9204001
Headlight Leveling System Symptom Diagnosis (If Equipped)S7RS0B9204002
13
2
4
I4RS0A920002-01
1. Dome light 3. Door switches (both sides)
2. Luggage compartment light (if equipped) 4. Rear end door switch (included in rear end door lock)
ConditionPossible cause Correction / Reference Item
Headlights do not light up Bulbs blown Replace bulbs.
Lighting or dimmer switch faulty Check headlight switch referring to “Headlight
Switch (in Lighting Switch) Inspection”.
Headlight R and L fuses blown Replace fuse and check for short circuit.
Wiring or grounding faulty Repair circuit.
Only one headlight does
not light up Bulb blown
Replace bulb.
Headlight R or L fuse blown Replace fuse and check for short circuit.
Wiring or grounding faulty Repair circuit.
Only one beam (“Hi” or
“Lo”) does not light Bulb blown
Replace bulb.
Lighting or dimmer switch faulty Check headlight switch referring to “Headlight
Switch (in Lighting Switch) Inspection”.
Wiring or grounding faulty Repair circuit.
ConditionPossible cause Correction / Reference Item
Optical axes of both
headlights do not change Circuit fuse blown
Replace fuse and check for short circuit.
Headlight leveling switch faulty Check headlight leveling switch referring to
“Headlight Leveling Switch Inspection (If
Equipped)”.
Supply voltage too low Check charging system referring to “Generator
Test (Undercharged Battery Check) in Section
1J”.
Wiring or grounding faulty Repair circuit.
Optical axis of only one
headlight does not
change Circuit fuse blown
Replace fuse and check for short circuit.
Headlight leveling actuator faulty Check actuator referring to “Headlight Leveling
Actuator Inspection (If Equipped)”.
Headlight housing deformed Replace headlight housing.
Wiring or grounding faulty Repair circuit.

Downloaded from www.Manualslib.com manuals search engine Lighting Systems: 9B-3
Turn Signal and Hazard Warning Light Symptom DiagnosisS7RS0B9204003
Clearance, Tail and License Plate Light Symptom DiagnosisS7RS0B9204004
ConditionPossible cause Correction / Reference Item
Flash rate high or one
side only flashes Bulb blown on “flash rate high”-side
Replace bulb.
Incorrect bulb Replace bulb.
Turn signal / hazard warning relay faulty Check turn signal / hazard warning relay
referring to “Turn Signal and Hazard Warning
Relay Inspection”.
Open circuit or high resistance existing
either; between turn signal switch and
non lighting bulb, or between hazard
warning switch and non lighting bulb Repair circuit.
Wiring or grounding faulty Repair circuit.
No flashing
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.

Circuit fuse(s) blown Replace fuse(s) and check for short circuit.
Turn signal / hazard warning relay faulty Check turn signal / hazard warning relay
referring to “Turn Signal and Hazard Warning
Relay Inspection”.
Turn signal light switch faulty Check turn signal light switch referring to “Turn
Signal Light Switch (in Lighting Switch)
Inspection”.
Hazard warning switch faulty Check hazard warning switch referring to
“Hazard Warning Switch Inspection”.
Open circuit or high resistance existing
between battery and switch Repair circuit.
Wiring or grounding faulty Repair circuit.
BCM faulty Replace after making sure that none of above
parts is faulty.
Flash rate low Supply voltage low Check charging system.
Turn signal / hazard warning relay faulty Check turn signal / hazard warning relay
referring to “Turn Signal and Hazard Warning
Relay Inspection”.
ConditionPossible cause Correction / Reference Item
All lights do not light up Circuit fuse blown Replace fuse and check for short circuit.
Lighting and dimmer switch of
combination switch faulty Check lighting and dimmer switch referring to
“Headlight Switch (in Lighting Switch)
Inspection”.
Wiring or grounding faulty Repair circuit.
Some lights do not light
up Bulb(s) blown
Replace bulb(s).
Wiring or grounding faulty Repair circuit.

Downloaded from www.Manualslib.com manuals search engine Lighting Systems: 9B-5
Interior Light Symptom DiagnosisS7RS0B9204008
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, re fer 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.

Repair Instructions
Headlight Housing Removal and InstallationS7RS0B9206001
Removal 1) Disconnect negative (–) cable at battery.
2) Remove front bumper. Refer to “Front Bumper and Rear Bumper Componen ts in Section 9K”.
3) Remove headlight mounting bolts.
4) Detach headlight housing (1) from vehicle.
5) Disconnect couplers (2) from headlight housing (1). Installation
Reverse removal procedure noting the following.
• Install headlight mounting bolts, and then tighten
headlight mounting bolts (“1” – “3”) according to
numerical order as shown in figure.
• After installation, be sure to inspect and adjust aiming referring to “Headlight Aiming Adjustment with
Screen”.
Condition Possible cause Correction / Reference Item
Dome light does not light
up Bulb blown
Replace bulb.
Circuit fuse blown Replace fuse and check for short circuit.
Dome light switch faulty Check dome light switch.
Door switch faulty Check door switch referring to “Door Switch
(Front / Rear Door) Inspection in Section 9C”.
Wiring or grounding faulty Repair circuit.
BCM faulty Replace after making sure that none of above
parts is faulty.
Luggage compartment
light does not light up (if
equipped) Bulb blown
Replace bulb.
Rear end door switch faulty Check switch referring to “Rear End Door
Switch Inspection in Section 9C”.
Wiring or grounding faulty Repair circuit.
2 1
I4RS0A920003-01
2
1 3
I4RS0A920004-01

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Headlight Bulb ReplacementS7RS0B9206002
WARNING!
• To avoid danger of being burned, don’t touch when the bulb is hot.
• Don’t touch glass surface of bulb, to avoid deteriorate as the case may be unclear
when bulb light on at dirty condition.

1) Disconnect negative (–) cable at battery.
2) Disconnect coupler from bulb.
3) Remove socket cover (1).
4) Replace bulb (2) and assemble all removed parts.
Headlight Aiming Adjustment with ScreenS7RS0B9206003
NOTE
• Unless otherwise obligated by local regulations, adjust headlight aiming
according to the following procedure.
• After replacing headlight housing, be sure to adjust aiming.
• When inspecting and adjusting headlight with leveling system, make sure to set the
leveling switch to “0 ” position with ignition
switch turned ON.

1) Make sure the following items.
• Place vehicle on a flat surface in front of blank wall (screen) (1) ahead of headlight surface.
Distance “a”
10 m (32.8 ft.)
• Adjust air pressure of all tires to the specified value respectively.
• Bounce vehicle body up and down by hand to stabilize suspension.
• Carry out aiming with a driver aboard.
Driver’s weight
75 kg (165 lb)
2) Check to see if hot spot (high intensity zone) of each low beam axis falls as shown in figure.
NOTE
If the headlights interfere each other and
make it hard to see the cut line clearly, cover
the headlight on one side. This helps to make
aiming adjustment easier.

Hot spot specification
Angle “b”: 0.75 ° (Specification)
Calculated distance “H”: Approx. 130 mm (5.15
in.)
1
iii)
2
i)
ii)
I4RS0A920005-01

Downloaded from www.Manualslib.com manuals search engine Lighting Systems: 9B-7
3) Align headlight aiming to specification by adjusting aiming gear if it is not set properly.
I5RS0D920003-01
2. Headlight bulb 9. Turning (for right adjustment)[A]: Left headlight
3. Cut line (bounding line) 10. Turning (for left adjustment) [B]: Right headlight
4. Hot spot 11. Headlight housing [C]: RH steering vehicle shown
5. Aiming gear (for up / down adjustment) 12. Headlight leveling actuator [D]: LH steering vehicle shown
6. Turning (for up adjustment) X-X: Horizontal center line of headlight bulbs [E]: With leveling system
7. Turning (for down adjustment) A-A: Vertical center line of left headlight bulb [F]: Without leveling system
8. Aiming gear (for right / left adjustment) B-B: Vertical center line of right headlight bulb