Light SUZUKI SWIFT 2008 2.G Service Workshop Manual

Downloaded from www.Manualslib.com manuals search engine 9A-87 Wiring Systems:
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

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D-10 Rear Fog Light Circuit DiagramS7RS0B910E031
15ARR
FOG
BLK
BLU/ORN
BLU/ORN
YEL/BLK
OFF
ON
L60
12
"C-2"
BO
G253
G3410
4
J/B
13
G03 L336
39
Switch
I5RS0C910950-02

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F-2 Anti-Lock Brake System Circuit DiagramS7RS0B910E035
1326
14
1 3
23
17
E03
ABS
Cont.M
BCM
BLK
30A
ABS
SOL16
30A
ABS
MOT9
WHT/REDWHT/BLU
GRN/WHT
6
BLKREDWHT
PNK/BLK
PB
PNK/BLK
RB
RED/BLU
RED/BLU
149G35 E37
"C-3""A-8"
ECM
"A-5"
J/B10A ABS
31
E419
GRN/ORN
7
GW"D-7"Brake light switch
(CAN)
(CAN)
(ABS)
GRN/WHT
J/B
E411
8
Individual circuit fuse box (No.1)
108
12
RED
R
6
WHT
W
RW
M13A engine, M15A engine
M16A engineA
AB
B
I7RS0B910933-01

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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

Downloaded from www.Manualslib.com manuals search engine 9B-2 Lighting Systems:
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 9B-4 Lighting Systems:
Back-Up Light Symptom DiagnosisS7RS0B9204005
Brake Light Symptom DiagnosisS7RS0B9204006
Front Fog Light Symptom Diagnosis (If Equipped)S7RS0B9204007
ConditionPossible cause Correction / Reference Item
Back-up lights do not
light up Bulb(s) blown
Replace bulb(s).
Circuit fuse blown Replace fuse and check for short circuit.
Back-up light switch (M/T model) or
transmission range sensor (A/T model)
faulty Check back-up light switch or transmission
range sensor referring to “Back Up Light
Switch Inspection in Section 5B” or
“Transmission Range Sensor (Shift Switch)
Inspection and Adjustment in Section 5A”.
Wiring or grounding faulty Repair circuit.
Back-up lights stay on Back-up light switch (M/T model) or
transmission range sensor (A/T model)
faulty Check back-up light switch or transmission
range sensor referring to “Back Up Light
Switch Inspection in Section 5B” or
“Transmission Range Sensor (Shift Switch)
Inspection and Adjustment in Section 5A”.
Condition
Possible cause Correction / Reference Item
Brake light do not light up Bulb(s) blown Replace bulb(s).
Circuit fuse blown Replace fuse and check for short circuit.
Brake light switch faulty Check brake light switch referring to “Brake
Light Switch Inspection”.
Wiring or grounding faulty Repair circuit.
Brake light stay on Brake light switch faulty Check or adjust brake light switch referring to
“Brake Light Switch Inspection” or “Stop Light
Switch Adjustment in Section 4A”.
ConditionPossible cause Correction / Reference Item
Only one light does not
light Bulb blown
Replace bulb.
Wiring or grounding faulty Repair circuit.
Front fog lights do not
light Circuit fuse blown
Replace fuse and check for short circuit.
Bulb blown Replace bulb.
Front fog light switch faulty Check front fog light switch referring to “Front
Fog Light Switch Inspection (If Equipped)”.
Front fog light relay faulty Check front fog light relay referring to “Front
Fog Light Relay Inspection (If Equipped)”.
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

Downloaded from www.Manualslib.com manuals search engine 9B-6 Lighting Systems:
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