Head light wiring SUZUKI SWIFT 2008 2.G Service User Guide

Downloaded from www.Manualslib.com manuals search engine Wiring Systems: 9A-38
Fuse side
Junction Block Inner Circuit (Overview)S7RS0B910D008
Abbreviations
123
4 5
1 2 3
4 1
2 3
4 1
2 3
4
1 23
4
Heater relay
Relay
Deicer
relay
23412112
12 34 5 6 78 9 15 16 17 18
1110 12 13 14 4
3 561214
11
10 15
721
13
16
98
1
234
5 678 910
4321
10 987 656
5
4
3
2
17
11
10
9
8
15
14
13
12 16
987654321
13 12 11 10
1718 16 15 14
13
14
15
16
9
10
11
12 8
5
6
7 2
3
4 1
321
4
E39
L05
E40 L04L06
E41
H
Relay
Relay
12 34
6
5
8
7
4 3
5
6
1214 11 10
15
7
2
1
13
16 9 8
3456
12
K01
6543
21
Flasher relay
I5RS0C910902-01
Abbreviation Full term Abbreviation Full term
AS Assistant (Front passenger) LP Lamp
CTR Center O/H Over head
DR Driver R/B Relay box
F-L Front L R-L Rear L
F-R Front R R-R Rear R
FR Front RR Rear
INP Instrument panel S/H Seat heater
LEV (Head light) leveling

Downloaded from www.Manualslib.com manuals search engine 9A-45 Wiring Systems:
System Circuit Diagram
System Circuit DiagramS7RS0B910E001
Refer to “A-1 Cranking System Circuit Diagram”.
Refer to “A-2 Charging System Circuit Diagram”.
Refer to “A-3 Ignition System Circuit Diagram”.
Refer to “A-4 Cooling System Circuit Diagram”.
Refer to “A-5 Engine and A/C Control System Circuit Diagram”.
Refer to “A-6 A/T Control System Circuit Diagram”.
Refer to “A-7 Immobilizer System Circuit Diagram”.
Refer to “A-8 Body Control System Circuit Diagram”.
Refer to “B-1 Windshield Wiper and Washer Circuit Diagram”.
Refer to “B-2 Rear Wiper and Washer Circuit Diagram”.
Refer to “B-3 Rear Defogger Circuit Diagram”.
Refer to “B-4 Power Window Circuit Diagram”.
Refer to “B-5 Power Door Lock Circuit Diagram”.
Refer to “B-6 Power Mi rror Circuit Diagram”.
Refer to “B-7 Horn Circuit Diagram”.
Refer to “B-8 Seat Heater Circuit Diagram”.
Refer to “B-9 Keyless Star t System Circuit Diagram”.
Refer to “C-1 Combination Me ter Circuit Diagram (Meter)”.
Refer to “C-2 Combination Mete r Circuit Diagram (Indicator)”.
Refer to “C-3 Combination Meter Circuit Diagram (Warning Light)”.
Refer to “D-1 Headlight System Circuit Diagram”.
Refer to “D-2 Position, Tail and Licence Plate Light System Circuit Diagram”.
Refer to “D-3 Front Fog Light System Circuit Diagram”.
Refer to “D-4 Illumination Light System Circuit Diagram”.
Refer to “D-5 Interior Li ght System Circuit Diagram”.
Refer to “D-6 Turn Signal and Hazard Warning Light System Circuit Diagram”.
Refer to “D-7 Brake Light System Circuit Diagram”.
Refer to “D-8 Back-Up Light System Circuit Diagram”.
Refer to “D-9 Headlight Beam Leveling System Circuit Diagram”.
Refer to “D-10 Rear Fog Light Circuit Diagram”.
Refer to “E-1 Heater System Circuit Diagram”.
Refer to “E-2 Auto A/C System Circuit Diagram”.
Refer to “F-1 Air-Bag System Circuit Diagram”.
Refer to “F-2 Anti-Lock Brake System Circuit Diagram”.
Refer to “F-3 Electronic Stabilit y Program System Circuit Diagram”.
Refer to “F-4 Power Steeri ng System Circuit Diagram”.
Refer to “G-1 Audio Sy stem Circuit Diagram”.
Refer to “G-2 Multi Information Display / Accessory Socket System Circuit Diagram”.

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

Downloaded from www.Manualslib.com manuals search engine 9A-79 Wiring Systems:
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

Downloaded from www.Manualslib.com manuals search engine 9A-81 Wiring Systems:
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

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

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 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 9C-9 Instrumentation / Driver Info. / Horn:
A/T Shift Position Indicator Symptom Diagnosis (A/T Model)S7RS0B9304009
Charge Warning Light Symptom DiagnosisS7RS0B9304010
Main Beam (High Beam) Indicator Symptom DiagnosisS7RS0B9304011
ConditionPossible cause Correction / Reference Item
All A/T shift position
indicator does not light up Circuit fuse blown
Replace fuse and check for short circuit.
Transmission range sens or (shift switch)
faulty Check transmission range sensor referring to
“Transmission Range Sensor (Shift Switch)
Inspection and Adjustment in Section 5A”.
Wiring and/or grounding faulty Repair as necessary.
Combination meter faulty Replace combination meter.
TCM faulty Replace after making sure that none of above
parts is faulty.
ConditionPossible cause Correction / Reference Item
Charge warning light
does not come ON Circuit fuse blown
Replace fuse and check for short circuit.
Wiring and/or grounding faulty Repair as necessary.
Combination meter faulty Replace combination meter.
BCM faulty Replace after making sure that none of above
parts is faulty.
Charge warning light stay
ON Charging system faulty
Check charging system.
Wiring and/or grounding faulty Repair as necessary.
Combination meter faulty Replace combination meter.
BCM faulty Replace after making sure that none of above
parts is faulty.
ConditionPossible cause Correction / Reference Item
Main beam (high beam)
indicator does not come
ON Circuit fuse blown
Replace fuse and check for short circuit.
Combination switch faulty Check combination switch referring to
“Headlight Switch (in Lighting Switch)
Inspection in Section 9B”.
Wiring and/or grounding faulty Repair as necessary.
Combination meter faulty Replace combination meter.
Main beam (high beam)
indicator stay ON Combination switch faulty
Check combination switch referring to
“Headlight Switch (in Lighting Switch)
Inspection in Section 9B”.
Wiring and/or grounding faulty Repair as necessary.
Combination meter faulty Replace combination meter.