6-24 GROUP 3 ELECTRICAL SYSTEM 1. WHEN STARTING SWITCH IS TURNED ON, MONITOR PANEL DISPLAY DOES NOT APPEAR ·Before disconnecting the connector, always turn the starting switch OFF. ·Before carrying out below procedure, check all the related connectors are properly inserted and short of fuse No.7. ·After checking, insert the disconnected connectors again immediately unless otherwise specified. YES YES NO NO Check voltage between CN-5(3) and chassis Check voltage between CN-56 (1) and chassis CLUSTER POWER IG(24V) GND RX TX 2 CN-56 9 CN-5 1 FUSE NO.7 20 ~ 32V YES Check voltage NO 0V 3 Starting switch : ON Voltage : 20~32V Cause Remedy Defective clucter Disconnection in wiring harness or poor contact between CN-5(3)- CN-56(1) Disconnection in wiring harness or poor contact between CN-5(3)- and fuse No.7 Replace Repair or replace (After clean) Repair or replace (After clean) 210N76ES01
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Transcript
6-24
GROUP 3 ELECTRICAL SYSTEM
1. WHEN STARTING SWITCH IS TURNED ON, MONITOR PANEL DISPLAY DOES NOT APPEAR
·Before disconnecting the connector, always turn the starting switch OFF.·Before carrying out below procedure, check all the related connectors are properly inserted and
short of fuse No.7.·After checking, insert the disconnected connectors again immediately unless otherwise specified.
2. COMMUNICATION ERROR "Co : Er" FLASHES ON THE CLUSTER
·Before disconnecting the connector, always turn the starting switch OFF.·Before carrying out below procedure, check all the related connectors are properly inserted.·After checking, insert the disconnected connectors again immediately unless otherwise specified.
·Before disconnecting the connector, always turn the starting switch OFF.·Before carrying out below procedure, check all the related connectors are properly inserted.·After checking, insert the disconnected connectors again immediately unless otherwise specified.
4. WHEN COOLANT OVERHEAT WARNING LAMP LIGHTS UP(Engine is started)
·Before disconnecting the connector, always turn the starting switch OFF.·Before carrying out below procedure, check all the related connectors are properly inserted.·After checking, insert the disconnected connectors again immediately unless otherwise specified.
Cause Remedy
Coolant overheat(110。C±2。C )
Defective tempsensor
Short circuit inwiring harness
Defective Controller
Check enginecooling system
Replace
Repair or replace(After clean)
Replace
33
CONTROLLER
CN-51
WATER TEMPERATURE SENDER
31 2
1 o
CD-8
C
CN-3
6
5
Starting switch : ONEngine : Start
Does display gooff whendisconnect CD-8?
Resistancebetween CN-51(31,33) is 0~1Ω?
YES
YES
YES
NO
NO
NO
Disconnect CN-51KEY OFF
Disconnect CD-8
Resistancebetween CD-8(1,2) is in rangeof 120~150Ω?
210N76ES03
6-28
5. WHEN AIR CLEANER WARNING LAMP LIGHTS UP(Engine is started)
·Before disconnecting the connector, always turn the starting switch OFF.·Before carrying out below procedure, check all the related connectors are properly inserted.·After checking, insert the disconnected connectors again immediately unless otherwise specified.
Cause Remedy
Clogged air filter ordefective switch
Short circuit inwiring harness
Defective controller
Check filter orreplace switch
Repair or replace(After clean)
Replace
20
CN-50
AIR CLEANER SWITCH
CD-10
Pa
CONTROLLER
Starting switch : ONEngine : Start
Does display gooff whendisconnect CD-10?
Check resistancebetween CN-51(16) and chassis
NO
YES
NO
YES
Starting switch : OFFDisconnect CN-51
YES
NO
MAX 1Ω
MIN 1MΩ
Check resistance
16
51
25036EL05
6-29
6. WHEN ENGINE OIL PRESSURE WARNING LAMP LIGHTS UP(Engine is started)
·Before disconnecting the connector, always turn the starting switch OFF.·Before carrying out below procedure, check all the related connectors are properly inserted.·After checking, insert the disconnected connectors again immediately unless otherwise specified.
7. WHEN HYDRAULIC OIL TEMPERATURE WARNING LAMP LIGHTS UP(Engine is started)
·Before disconnecting the connector, always turn the starting switch OFF.·Before carrying out below procedure, check all the related connectors are properly inserted.·After checking, insert the disconnected connectors again immediately unless otherwise specified.
Resistancebetween CD-1(1,2) is in rangeof 130~150Ω?
Starting switch : ONDisconnect CD-1
YES
YES
YES
NO
NO
NO
29076ES04
6-31
8. WHEN COOLANT TEMPERATURE GAUGE DOES NOT OPERATE
·Before disconnecting the connector, always turn the starting switch OFF.·Before carrying out below procedure, check all the related connectors are properly inserted.·After checking, insert the disconnected connectors again immediately unless otherwise specified.
9. WHEN FUEL GAUGE DOES NOT OPERATE(Check warning lamp ON/OFF)
·Before disconnecting the connector, always turn the starting switch OFF.·Before carrying out below procedure, check all the related connectors are properly inserted.·After checking, insert the disconnected connectors again immediately unless otherwise specified.
FUEL SENDER
CD-2
24
CN-51
31
2
1
CONTROLLER
Level White range Green range Red range
Check Table
Item
Unit Resistance(Ω)
Tolerance(%)
700~601
±5
600~101
±5
~100
±5
Cause Remedy
Disconnection inwiring harness
Defective controller
Defective fuelsensor
Defective cluster
Check and repair
Replace
Replace
Replace
YES
YES
Starting switch : ON
Does the gaugelight up anddown at lampcheck?
Is resistancebetween CN-51(24) and (31)over 1kΩ?
Starting switch : OFFDisconnect CN-51
Disconnect CD-2See Table
Check resistancebetween CD-2(1)and (2)
YES
NO
NO
NO
Green range Red range
White range
29076ES06
6-33
10. WHEN SAFETY SOLENOID DOES NOT OPERATE
·Before disconnecting the connector, always turn the starting switch OFF.·Before carrying out below procedure, check all the related connectors are properly inserted and
short of fuse No.24.·After checking, insert the disconnected connectors again immediately unless otherwise specified.
·Before disconnecting the connector, always turn the starting switch OFF.·Before carrying out below procedure, check all the related connectors are properly inserted and
short of fuse No.22 .·After checking, insert the disconnected connectors again immediately unless otherwise specified.
TRAVEL SOLENOID
CN-70
1
2
FUSE
NO.22
13
CN-50
CONTROLLER
YES
NOCheck if travelspeed lamps( ,
) change whenpressing the travelspeed switch onthe cluster
·Check supply of the power at engine stop solenoid while starting switch is ON.·Before disconnecting the connector, always turn the starting switch OFF.·Before carrying out below procedure, check all the related connectors are properly inserted.·After checking, insert the disconnected connectors again immediately unless otherwise specified.
Cause Remedy
Defective battery
Defective magnetof start motor
Defective start relay
,
Disconnection inwiring harness orpoor contactbetween CR-5(86) and CN-8(9)
Defective relay
Defective fuel cutoff solenoid
Disconnection in wiring harness orpoor contactbetween CN-2(4)-CN-79(2)
Defective relay
Disconnection in wiring harness orpoor contactbetween CR-5(30)-CR-23
Defective fuel cut-off solenoid
Disconnection in wiring harness orpoor contactbetween CN-2(5)and Fuse No.12
Check enginesystem charge orreplace(Afterchecking specificgravity of battery)
13. WHEN STARTING SWITCH “ON” ELECTRIC PART DOES NOT OPERATE
·Before disconnecting the connector, always turn the starting switch OFF.·Before carrying out below procedure, check all the related connectors are properly inserted and
master switch ON·After checking, insert the disconnected connectors again immediately unless otherwise specified.
Cause Remedy
Disconnection inwiring harness orpoor contactbetween DO-2(1)-CR-1 or defectivebattery relay
14. WHEN STARTING SWITCH IS TURNED ON, WIPER MOTOR DOES NOT OPERATE
·Before disconnecting the connector, always turn the starting switch OFF.·Before carrying out below procedure, check all the related connectors are properly inserted and the fuse
No.4,11 and 13 is not blown out.·After checking, insert the disconnected connectors again immediately unless otherwise specified.
15. WHEN STARTING SWITCH IS TURNED ON, HEAD LAMP DOES NOT LIGHTS UP
·Before disconnecting the connector, always turn the starting switch OFF.·Before carrying out below procedure, check all the related connectors are properly inserted and
short of fuse No.14.·After checking, insert the disconnected connectors again immediately unless otherwise specified.
16. WHEN STARTING SWITCH IS TURNED ON, WORK LAMP DOES NOT LIGHTS UP
·Before disconnecting the connector, always turn the starting switch OFF.·Before carrying out below procedure, check all the related connectors are properly inserted and
short of fuse No.15.·After checking, insert the disconnected connectors again immediately unless otherwise specified.