2000 SUZUKI SWIFT warning

8-2 BODY ELECTRICAL SYSTEM
CIRCUIT.................................................... 8-15
FUEL METER AND FUEL LEVEL
SENSOR (GAUGE UNIT) ............................. 8-16
FUEL LEVEL METER ............................... 8-16
FUEL LEVEL SENSOR (GAUGE UNIT) ... 8-17
SPEED METER AND VSS ........................... 8-17
VSS ........................................................... 8-17
ENGINE COOLANT TEMPERATURE (ECT)
METER AND SENSOR................................. 8-17
ENGINE COOLANT TEMPERATURE
(ECT) METER ........................................... 8-17
ECT SENSOR ........................................... 8-18
OIL PRESSURE WARNING LIGHT ............. 8-18
OIL PRESSURE SWITCH ........................ 8-18
BRAKE FLUID LEVEL AND PARKING
BRAKE WARNING LIGHT ............................ 8-18
BRAKE FLUID LEVEL SWITCH ............... 8-18
PARKING BRAKE SWITCH...................... 8-19
REAR WINDOW DEFOGGER...................... 8-19
DEFOGGER SWITCH .............................. 8-19
DEFOGGER WIRE ................................... 8-19
WIPERS AND WASHERS ............................ 8-21
COMPONENTS ........................................ 8-21
FRONT WIPER AND WASHER
SWITCH .................................................... 8-21
FRONT WIPER MOTOR........................... 8-23
WASHER TANK AND WASHER
PUMP ........................................................ 8-24
REAR WIPER AND WASHER SWITCH
(IF EQUIPPED) ......................................... 8-25REAR WIPER MOTOR .............................. 8-25
IGNITION KEY REMAINDER (IF EQUIPPED)
AND LIGHT REMAINDER WARNING
BUZZER ........................................................ 8-25
POWER WINDOW CONTROL SYSTEM
(IF EQUIPPED).............................................. 8-26
POWER WINDOW MAIN SWITCH ........... 8-26
POWER WINDOW SUB SWITCH ............. 8-27
DOOR SWITCH ............................................. 8-27
STOP LAMP (BRAKE) SWITCH ................... 8-27
POWER DOOR LOCK SYSTEM (IF
EQUIPPED) ................................................... 8-28
DOOR LOCK CONTROLLER .................... 8-28
DRIVER’S DOOR KNOB SWITCH ............ 8-28
DOOR LOCK ACTUATOR......................... 8-29
KEYLESS ENTRY SYSTEM (IF
EQUIPPED) ................................................... 8-29
DOOR LOCK CONTROLLER .................... 8-29
DOOR LOCK ACTUATOR......................... 8-29
RECEIVER................................................. 8-30
TRANSMITTER ......................................... 8-30
POWER DOOR MIRROR CONTROL
SYSTEM (IF EQUIPPED) .............................. 8-31
MIRROR SWITCH ..................................... 8-31
DOOR MIRROR ACTUATOR .................... 8-32
FRONT SEAT HEATER (IF EQUIPPED) ...... 8-32
SEAT HEATER SWITCH (DRIVER AND
PASSENGER SIDE) .................................. 8-32
SEAT HEATER WIRE................................ 8-33

BODY ELECTRICAL SYSTEM 8-3
DIAGNOSIS
HEADLIGHT
HEADLIGHTS WITH LEVELING SYSTEM (IF EQUIPPED)
TURN SIGNAL AND HAZARD WARNING LIGHT
NOTE:
Fuse name (“ ”) in the table below is shown on the fuse box cover.
Condition Possible Cause Correction
Headlights do not light
upLighting or dimmer switch faulty Check headlight switch.
Headlight R and L fuses blown Replace fuse to check for short.
Wiring or grounding faulty Repair circuit.
Only one headlight
does not light upBulb blown Replace bulb.
Headlight R or L fuse blown Replace fuse to check for short.
Wiring or grounding faulty Repair circuit.
Only one beam (“Hi”
or “Lo”) does not lightBulb blown Replace bulb.
Lighting or dimmer switch faulty Check switch.
Wiring or grounding faulty Repair circuit.
Condition Possible Cause Correction
Both headlights do
not move“WIPER/WASHER” fuse blown Replace fuse to check for short.
Leveling switch faulty Check switch.
Supply voltage too low Recharge or replace battery.
One of headlights
(either Right or Left)
does not moveSocket, wiring or grounding faulty Repair.
Actuator faulty Check actuator.
Vehicle body around headlight deformed Repair body.
Headlight assembly itself deformed Replace headlight assembly.
Condition Possible Cause Correction
Flash rate high or one
side only flashesBulb blown on “flash rate high”-side Replace bulb.
Incorrect bulb Replace bulb.
Turn signal/hazard warning relay faulty Check relay.
Open circuit or high resistance existing
between combination switch (turn signal/hazard
warning switch) and light on one sideRepair circuit.
Wiring or grounding faulty Repair circuit.
No flashing
“HORN HAZARD” fuse and/or “TURN/BACK”
fuse(s) blownReplace fuse(s) to check for short.
Open circuit or high resistance existing
between battery and switchRepair circuit.
Turn signal/hazard relay faulty Check relay.
Combination switch or hazard switch faulty Check switch.
Wiring or grounding faulty Repair circuit.
Flash rate low
Supply voltage low Check charging system.
Turn signal/hazard relay faulty Check relay.

BODY ELECTRICAL SYSTEM 8-5
SPEEDOMETER AND VSS
FUEL METER AND FUEL LEVEL SENSOR (GAUGE UNIT)
ENGINE COOLANT TEMPERATURE (ECT) METER AND ECT SENSOR
OIL PRESSURE WARNING LIGHT
Condition Possible Cause Correction
Speedometer shows
no operation or incor-
rect operation“IG/METER” and/or “RADIO/DOME” fuse(s)
blownReplace fuse(s) to check for short.
VSS faulty Check VSS.
Printed plate in combination meter faulty Check printed plate.
Wiring or grounding faulty Repair circuit.
Signal rotor on differential case faulty Check signal rotor.
Speedometer faulty Replace speedometer.
Condition Possible Cause Correction
Fuel meter shows no
operation or incorrect
operation“IG/METER” fuse blown Replace fuse to check for short.
Fuel gauge unit faulty Check fuel gauge unit.
Printed plate in combination meter faulty Check printed plate.
Fuel meter faulty Check fuel meter.
Wiring or grounding faulty Repair circuit.
Condition Possible Cause Correction
Engine coolant temp.
meter shows no oper-
ation or incorrect
operation“IG/METER” fuse blown Replace fuse to check for short.
ECT meter faulty Check ECT meter.
Printed plate in combination meter faulty Check printed plate.
ECT sensor faulty Check ECT sensor.
Wiring or grounding faulty Repair circuit.
Condition Possible Cause Correction
Oil pressure warning
light does not light up
when turn the ignition
switch to ON position
at engine offBulb in combination meter blown Replace bulb.
“IG/METER” fuse blown Replace fuse to check for short.
Printed plate in combination meter faulty Check printed plate.
Oil pressure switch faulty Check oil pressure switch.
Wiring or grounding faulty Repair circuit.
Oil pressure warning
light stay onOil pressure switch faulty Check oil pressure switch.

8-6 BODY ELECTRICAL SYSTEM
BRAKE AND PARKING BRAKE WARNING LIGHT
REAR WINDOW DEFOGGER
WIPERS AND WASHERS
FRONT WIPER AND WASHER
REAR WIPER AND WASHER (IF EQUIPPED)
Condition Possible Cause Correction
Brake warning light
does not light up
(when fluid low level
and/or parking brake
pull up)Bulb in combination meter blown Replace bulb.
Printed plate in combination meter faulty Check printed plate.
“IG/METER” fuse blown Replace fuse to check for short.
Brake fluid level switch faulty Check brake fluid level switch.
Parking brake switch faulty Check parking brake switch.
Wiring or grounding faulty Repair circuit.
Brake warning light
does not light up
when cranking (when
turned ignition switch
to ST position)Ignition switch faulty Check ignition switch.
Printed plate in combination meter faulty Check printed plate.
Wiring or grounding faulty Repair circuit.
Brake warning light
stay onBrake fluid level switch and/or parking brake
switch faultyCheck switch.
Condition Possible Cause Correction
Defogger does not
operate“REAR DEFG” fuse blown Replace fuse to check for short.
Heat wire faulty Repair heat wire.
Rear window defogger switch faulty Check switch.
Wiring or grounding faulty Repair circuit.
Condition Possible Cause Correction
Wiper malfunctions
“WIPER/WASHER” fuse blown Replace fuse to check for short.
Wiper motor faulty Check wiper motor.
Combination switch (wiper switch) faulty Check wiper switch.
Wiring or grounding faulty Repair circuit.
Washer malfunctions
Washer hose or nozzle clogged Clean or repair clogged hose or
nozzle.
“WIPER/WASHER” fuse blown Replace fuse to check for short.
Washer motor faulty Check washer motor.
Combination switch (wiper switch) faulty Check wiper switch.
Wiring or grounding faulty Repair circuit.

8-8 BODY ELECTRICAL SYSTEM
POWER DOOR MIRROR CONTROL SYSTEM (IF EQUIPPED)
INTERIOR LIGHT
HORN
IGNITION KEY REMAINDER (IF EQUIPPED) AND LIGHT REMAINDER WARN-
ING BUZZER
SEAT BELT WARNING LIGHT (IF EQUIPPED)
Condition Possible Cause Correction
All power mirrors do
not operate“CIGAR” fuse blown Replace fuse to check for short.
Power door mirror switch faulty Check switch.
Wiring or grounding faulty Repair circuit.
One power mirror
does not operatePower door mirror switch faulty Check switch.
Actuator (power door mirror motor) faulty Check actuator.
Wiring or grounding faulty Repair circuit.
Condition Possible Cause Correction
Interior lights do not
light upBulbs blown Replace bulbs.
“RADIO/DOME” fuse blown Replace fuse to check for short.
Interior light switch faulty Check switch.
Door switch faulty Check switch.
Wiring or grounding Repair circuit.
One of interior light
does not light upBulb blown Replace bulb.
Interior light switch faulty Check switch.
Door switch faulty Check switch.
Wiring or grounding Repair circuit.
Condition Possible Cause Correction
Horn does not operate
“HORN/HAZARD” fuse blown Replace fuse to check for short.
Horn switch faulty Check horn switch.
Horn relay faulty Check horn relay.
Horn faulty Replace horn.
Condition Possible Cause Correction
Ignition key remain-
der and light remain-
der warning buzzer
shows no soundingBuzzer faulty Replace buzzer.
Wiring or grounding faulty Repair circuit.
Driver side door switch faulty Check door switch.
Ignition switch faulty Check ignition switch.
Condition Possible Cause Correction
Seat belt warning light
does not light upBulb in combination meter blown Replace bulb.
“IG/METER” fuse blown Replace fuse to check for short.
Seat belt switch faulty Check seat belt switch.
Wiring or grounding faulty Repair circuit.

8-10 BODY ELECTRICAL SYSTEM
INSPECTION
Check for continuity between terminals at each switch position as shown below. If check result is not as speci-
fied, replace.
HEADLIGHT ASSEMBLY
REMOVAL
1) Disconnect negative cable at battery.
2) Remove front bumper. Refer to Section 9.
3) Remove headlight mounting bolts.
4) Detach headlight assembly (1) from vehicle.
5) Disconnect couplers (2) from headlight assembly (1).
INSTALLATION
Reverse removal procedure for installation.
HEADLIGHT BULB
REPLACEMENT
[A] : LH steering vehicle
[B] : RH steering vehicle
HISMposition
PASS OFFLO
[B]
HU
HL RF B2 M HE [A]
HUHL
RF B2 M HE
Switch PositionTerminal
OFF
OFF and PASS
OFF and HI
SM
SM and PASS
SM and HI
LO
LO and PASS
LO and HIHE HU HL RF B2M
21
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.

8-12 BODY ELECTRICAL SYSTEM
HEADLIGHT LEVELING SWITCH (IF EQUIPPED)
INSPECTION
Check for resistance between terminals at each switch position
as shown below. If check result is not as specified, replace.
Headlight leveling switch resistance
TURN SIGNAL AND HAZARD WARNING LIGHTS
TURN SIGNAL LIGHT SWITCH
REMOVAL AND INSTALLATION
Refer to “CONTACT COIL AND COMBINATION SWITCH ASSEMBLY” in Section 3C.
INSPECTION
Check for continuity between terminals at each switch position as shown below. If check result is not as speci-
fied, replace.Position Terminals Resistance (K
Ω
ΩΩ Ω)
–VCC and GND 4.3 - 4.9
0
SIG and GND3.7 - 4.1
1 3.1 - 3.4
2 2.4 - 2.7
3 1.7 - 2.0
4 1.1 - 1.3
[A] : LH steering vehicle
[B] : RH steering vehicle
R
L N
[A]
[B]
TB
TBTR TR
TL TL
Turn signal SWTerminal
L
N
RTL TB TR

BODY ELECTRICAL SYSTEM 8-15
COMBINATION METER
CIRCUIT
Terminal arrangement of coupler viewed from harness side
12
3 4
56 7
8
910
1112 13
14
1715
16
or ABS
1. Speedometer 7. High beam light 13.“AIR BAG” warning light (if equipped)
2. Tachometer 8. Check engine light 14. Seat belt light (if equipped)
3. Fuel level meter 9. Oil pressure warning light 15. EPS warning light (if equipped)
4. Water temperature meter 10. Charge warning light 16.“O/D OFF” light (A/T vehicle only)
5. Turn signal pilot light (LH) 11. Brake warning light 17. Immobilizer warning light (if equipped)
6. Turn signal pilot light (RH) 12. ABS warning light (if equipped)
[A] : Connector K [B] : Connector L [C] : Connector M
1. To ignition switch BLU/YEL 1. To combination switch (turn L) GRN/RED 1. Blank–
2. To fuel level gauge YEL/RED 2. To combination switch (dimmer switch) RED 2. Blank–
3. To ECT sensor YEL/GRN 3. To VSS PPL 3. Blank–
4. To ground BLK/ORN 4. To ABS control module PNK/BLU 4. Blank–
5. Blank–5. To main fuse WHT/BLU 5. Blank–
6. To ABS control module RED/BLU 6. To door switch (driver side) BLK/YEL 6. Blank–
7. To ignition switch BLK/WHT 7. To combination switch (dimmer switch) RED/YEL 7. Blank–
8. To ECM (if equipped) BRN 8. To main fuse WHT/RED 8. Blank–
9. Blank–9. To ground BLK 9. To TCM (for A/T vehicle) BLU
10. To brake fluid level switch RED/BLK 10. To ECM (if equipped) PNK 10. Blank–
11. To parking brake switch BLK/RED 11. To ECM PPL/WHT
12. To generator WHT/BLU 12. To ground BLK
13. To oil pressure switch YEL/BLK 13. To combination switch (turn R) BLU/YEL
14. To seat belt switch BRN/YEL
15. To SDM (if equipped) YEL/BLK
16. To EPS (if equipped) YEL
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 161 2 3 4 5 6 7 8 9 10 11 12 131234 567 8910[A] [B] [C]