Wiring diagram

For Korea and China

SCH01 Power feeding Wiring diagram SCH01

SCH02 ECU power and communication Wiring diagram SCH02

SCH03 Engine start and stop Wiring diagram SCH03

SCH04 Warning and sensor Wiring diagram SCH04

SCH05 Turn signal Wiring diagram SCH05

SCH06 Lights Wiring diagram SCH06

SCH07 Work lights Wiring diagram SCH07

SCH08 Machine control Wiring diagram SCH08

SCH09 Travelling Wiring diagram SCH09

SCH10 Electronic climate control unit Wiring diagram SCH10

SCH11 Audio and cab room lamp Wiring diagram SCH11

SCH12 Horn and travel alarm Wiring diagram SCH12

SCH13 Wiper and washer Wiring diagram SCH13

SCH14 Quick fit and Boom offset control Wiring diagram SCH14

SCH15 Fuel refilling Wiring diagram SCH15

SCH22 Rear view camera Wiring diagram SCH22

SCH25 Air compressor Wiring diagram SCH25

SCH26 Microphone Wiring diagram SCH26

Wiring diagram SCH01
Power feeding

Figure 1
Wiring diagram SCH01
Marking Designation Marking Designation
BA3101 Battery (12 V, 100 AH) V-ECU Vehicle control unit
FC02 Power fuse FC01 Main fuse
SW3101 Battery disconnect switch SW3301 Start switch
RE3301 Start relay RE3101 Main relay
MO3301 Starter motor AL3201 Alternator
R3201 Resistor (33 ohm/5W)

Figure 2
Component position
Wiring diagram SCH02
ECU power and communication

Figure 1
 Wiring diagram SCH01

Marking Designation Marking Designation

PC3601 Socket for VCADS Pro PO3904 Socket for option
I-ECU Instrument control unit V-ECU Vehicle control unit
E-ECU Engine control unit

Figure 2
Component position
Wiring diagram SCH03
Engine start and stop

Figure 1
Wiring diagram SCH03
Marking Designation Marking Designation
SW3301 Start switch SW2701 Engine speed control switch
RE2501 Preheat relay RE3301 Starter relay
MO3301 Starter motor SW9118 Control lockout lever
HE2501 Preheater SE2701 Engine speed sensor
SE2606 Coolant temperature sensor SE2307 Rack position sensor
PWM2301 Rack actuator MA2504 CSD coil
MO2501 EGR MA2309 Fuel feed pump

Figure 2
Component position
Wiring diagram SCH04
Warning and sensor

Figure 1
Wiring diagram SCH03
Marking Designation Marking Designation
IM3812A Hour meter IM3803 Fuel level gauge
IM3811 Coolant temperature gauge LC3201 Battery charge indicator
LC3803 Central warning indicator LC2501 Air filter clogging indicator
LC2201 Engine oil pressure indicator LC2601 Engine temperature high indicator
LC2502 Preheating indicator LC8501 Seat belt indicator
LC5201 Brake pressure low indicator SE2606 Coolant temperature sensor
SE2303 Fuel level sensor SE2203 Engine oil pressure sensor
SE5203 Brake pressure low monitor SE8501 Seat belt monitor
SE2502 Air filter clogging switch HE2501 Air heater
R2203 Engine oil pressure resistor SE5501 Parking failure pressure monitor
SE9401 Overload warning sensor SW9401 Overload selection switch

Figure 2
Component position
Wiring diagram SCH05
Turn signal

Figure 1
Wiring diagram SCH05

Marking Designation Marking Designation

LA3602 Direction indicator, front left LA3603 Direction indicator, front right
LA3608 Direction indicator, rear left LA3609 Direction indicator, rear right
LC3602 Left Hand direction indicator LC3603 Right Hand direction indicator
RF3601 Flasher relay SW3605 Direction indicator
SW3606 Hazard flashers switch R3601 Hazard resister
Figure 2
Component position
Wiring diagram SCH06
Lights

Figure 1
Wiring diagram SCH06
Marking Designation Marking Designation
SW3502 Head light High and low beams switch LA3502 Low beam, left
RE3502 Low beam relay LA3503 Low beam, right
LA3506 Position light, front left-hand LC3501 High beam indicator
LA3507 Position light, front right-hand RE3501 Position light relay
LA3510 Tail light, rear left left-hand RE3503 High beam relay
LA3511 Tail light, rear left right-hand LA4201 Reverse travelling light, left-hand
LA3531 Number plate light, left-hand LA4202 Reverse travelling light, right-hand
LA3532 Number plate light, right-hand LA5201 Stop light, right-hand
LA3504 High beam, left LA5202 Stop light, left-hand
LA3505 High beam, right SE5205 Brake pressure sensor
RE5201 Stop light relay

Figure 2
Component position
Wiring diagram SCH07
Work lights

Figure 1
Wiring diagram SCH07
Marking Designation Marking Designation
SW3504 Work light switch, standard LA3528 Work light, boom right-hand (option)
SW3505 Work light switch, extra (option) LA3514 Work light, cab rear (option)
LA3521 Work light, cab front left SW3607 Beacon lamp switch (option)
LA3522 Work light, cab front right LA3601 Beacon lamp (option)
LA3527 Work light, boom left-hand RE3504 Work light relay
RE3505 Boom working light off relay RE3506 Cab front working light off relay
RE3507 Cab rear working light off relay (option)

Figure 2
Component position
Wiring diagram SCH08
Machine control

Figure 1
Wiring diagram SCH08
Marking Designation Marking Designation
SW2703 Auto idling selection switch RE9108 Safety relay
SE9101 Auto idling pressure sensor MA9108 Control lockout solenoid
MA9188 Pipe laying solenoid MA9185 Economy solenoid
SW9180 Pipe laying switch SW9118 Control lockout lever

Figure 2
Component position
Wiring diagram SCH09
Travelling

Figure 1
Wiring diagram SCH09
Marking Designation Marking Designation
SW3611 Travel mode switch MA4219 Reverse selection solenoid
RE4209 W mode relay SW9152 Axle locking switch
RE4210 T mode relay SE4213 Transmission speed sensor
RE4211 T enable relay SE5205 Brake pressure sensor
RE4207 Travel power relay SE4217 Travel pedal pressure sensor
SW4202 Travel speed switch MA9152 Axle locking solenoid
SW4205 Travel forward / reverse switch MA4213 High speed release solenoid
MA4218 Forward selection solenoid MA5501 Parking release solenoid

Figure 2
Component position
Wiring diagram SCH10
For Korea and China
Electronic climate control unit

Figure 1
Wiring diagram SCH10
Marking Designation Marking Designation
CU8701 Electronic climate controller SE8702 Refrigerant temperature sensor (option)
MO8703 Actuator, intake MO8704 Actuator, face
MO8705 Actuator, foot MO8710 Actuator, defrost
MO8707 Water valve RE8701 Compressor relay (option)
MA8701 Compressor clutch (option) MO8712 Motor, sub-condenser (option)
SE8701 Refrigerant pressure monitor (option) SW8702 Blower speed switch
R8701 Blower resistor MO8701 Blower motor
RE8702 Condenser relay RE8703 Relay, HVAC enable

Figure 2
Component position
Wiring diagram SCH11
For Korea and China
Audio and cab room lamp

Figure 1
Wiring diagram SCH11
Marking Designation Marking Designation
CR3901 Radio only/ CD, MP3 player (option) SA3902 Speaker, right-hand
ANT3901 Antenna PO3902 Power socket, 14V 4A
SW3901 Mute switch SW3503 Interior light switch
SA3901 Speaker, left-hand LA3501 Interior light

Figure 2
Component position
 Wiring diagram SCH12
Horn and travel alarm

Figure 1
Wiring diagram SCH12

Marking Designation Marking Designation

RE3611 Horn relay SW3609 Horn switch, control lever, left-hand
SA3602 Horn SW3604 Horn switch, Column
SW4203 Travel alarm off switch SA4206 Travel alarm
Figure 2
Component position
 Wiring diagram SCH13
Wiper and washer

Figure 1
Wiring diagram SCH12

Marking Designation Marking Designation

SW3602 Wiper switch RE3601 Wiper relay
MO3602 Wiper motor SW3608 Washer switch (column)
MO3601 Washer pump
Figure 2
Component position
Wiring diagram SCH14
Quick fit and Boom off set control

Figure 1
Wiring diagram SCH14
Marking Designation Marking Designation
LC3801 Central warning lamp MA9104 Hammer solenoid (option)
LC9201 Quick open indicator SW9162 X1 proportional switch (option)
SW9104 Quick fit switch (option) PWM9123 Boom offset left-hand proportional valve (option)
MA9109 Quick fit solenoid (option) PWM9124 Boom offset right-hand proportional valve (option)
SW9118 Control lockout lever CU9102 Boom offset control unit
SW9163 Hammer switch (option) SW9163A Hammer switch (front)
SW8501 Seat heater switch (option) HE8501 Seat heater (option)
R9104 Resistor(560Ω) for Quick fit

Figure 2
Component position
Wiring diagram SCH15
Fuel refilling

Figure 1
Wiring diagram SCH15

Marking Designation Marking Designation

MO2302 Fuel refilling pump (option) SW2304 Fuel refilling pump switch (option)

Figure 2
Component position
Wiring diagram SCH22
Rear view camera

Figure 1
Wiring diagram SCH22
Marking Designation Marking Designation
RC3903 Rear view camera (option) IM3903 Monitor
SW3903 Rear view camera switch

Figure 2
Component position
Wiring diagram SCH25
Air compressor

Figure 1
Wiring diagram SCH25
Marking Designation Marking Designation
SE9961 Air tank pressure switch (option) MO9961 Air compressor (option)
SW9961 Air compressor switch (option) RT9961 Air compressor timer (option)

Figure 2
Component position
Wiring diagram SCH26
For Korea and China
Microphone

Figure 1
Wiring diagram SCH20

Marking Designation Marking Designation

CU3621 Microphone controller (option) SA3622 Speaker (option)
SA3621 Microphone (option)
Figure 2
Component position