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MEMORANDUM
挖掘机维修资料,
HYUNDAIHEAVYINDUSTRIESCO.,
CONSTRUCTIONEQUIPMENTDIV.
4-5
POWERCIRCUIT
Thenegativeterminalofbatteryisgroundedtothemachinechassisthroughmasterswitch.
WhenthestartswitchisintheOFFposition,thecurrentflowsfromthepositivebatteryterminalasshownbelow.
OPERATINGFLOW
Battery Batteryrelay Fusiblelink[CN-60] Masterswitch[CS-74A]Fusebox[No.1] I/conn[CN-3(14,15)] EngineECM[CN-94(3,4)]
Fusebox[No.2] I/conn[CN-5(46)] I/conn[CN-10(3)] Roomlamp[CL-1(2)]
Doorswitch[CS-1]
Radio&CD/MP3yer[CN-27(8)]Hourmeter[CN-48(1)]
Fusebox[No.3] MCU[CN-51(2)]
Fusebox[No.4] Masterswitch[CS-74B] l/conn[CN-5(36)] Startswitch[CS-2(1)]
GPS[CN-125A(1)]
GPSconnection[CN-125(1)]
Fusebox[No.5]Fusebox[No.6]
Powerrelay[CR-35(30)]ECMpowerrelay[CR-45(3)]
l/conn[CN-11(5)] AC&Heatercontroller(3)
Blowerrelay(3)
I/conn[CN-5(18)] I/conn[CN-17(5)] Wipermotorcontroller
[CN-141(7)]
Wipermotor[CN-21(4)]
Fusebox[No.7] I/conn[CN-5(6)] Cluster[CN-56(1)]
※I/conn:Intermediateconnector
CHECKPOINT
Engine
Startswitch
Checkpoint
Voltage
OFF
OFF
①-GND(battery1EA)
②-GND(battery2EA)
③-GND(battery2EA)
④-GND(fusiblelink)
10~12.5V
20~25V
20~25V
20~25V
※GND:Ground
4-6
CN-141
7
CONTINUE24V
R
WIPERMOTORCONTROLLER
CN-21
CN-17
1
CS-74B2
1
CS-74
0.8B
0.8WOr
0.8W
1.2Gr
2W
2W
2W
CR-45
ECM
POWERRYPOWERRY
4
3
CR-35
MASTERSW
3 1 2
2 3
5 3 4
R R
4 5
4
5 6
0.8WOr
2WR
0.8B
30
86
87
85
87a
87a8785
3086
6 M 2 6 7
1
8
CN-5
1
CN-36
CN-56
RW
1
2
3
4
5
6
7
8
WIPERMOTOR 2
3W ECM
30A
WRBY
GrWLW
L
3 0.8Y
ROOMLAMP/CASSETTE10A
1
BATTERYPOWER
CST
CN-125ARMS
CN-3
1
2
3
4
5
6
7
8
1.2W
15
5
6 CS-2
4
CLUSTER
BATT.24VSIG_3GND
TXIG24VSIG_2
CAMERASIGRX
0.8W 5
6
7
8
9
1.2R
2W
3Y
0.8R
0.8RW
MCUSTARTKEY
AIRCON/HEATERWIPER
CLUSTER
30A
3
30A
5R
4
20A
5
10A
1.2Gr
6
7
10A
ACCBRH
STARTKEYSW
3
2
4
ACCILL-GND
6
5
B
1 4
0,I
3
2
1
CN-27
1
2
3
2W
2W
1.2W
GPSCONN
1.2W
17
1.2W
12GW
23
24
31
CN-125
1
2
3
4
32
33
1
2
3
4
34
R
35
36
37
38
CN-48 39
ECM MCUCONT.MCU_EPPR
SWITCHPANEL
CASSETTE
CLUSTER
CONVERTER
WORKLAMP
2W
2W
2B
2B
CABINLAMP(OPTION)WIPER
HEADLAMPFUELHEATERSTART,STOPHORN
AC&HEATER
CR-1
SAFETYSOL
5A
2
8
138
20A
9
20A
10
10A
11
10A
12
10A
13
20A
14
30A
15
30A
16
10A
17
20A
18
30A
19
20A
5W
20
10A
21
20A
22
10A
CN-94
4
3
2
1
RADIO&CD/MP3
SPKFRTRH-SPKFRTLH-MUTE
ANT12V
3
BACKUP+
4
HOURMETER
5
6
7
.8Y
8
3 42
h
20.8Y 43
1 44
45
46
SEAT
SOLENOIDE
CIGAR
OPTION(BEACON)
23
20A
24
20A
25
20A
26
BATT(+)BATT(+)BATT(-)
BATT(-)
ECMEARTH(BATTERY(-)TERMINAL)
20A
ILL+ 9
NC 10
YER
SPKFRTRH+ 11
REMOCON+ 12
REMOCONGND 13
SPKFRTLH+ 14
NC 15
GND 16
BATTERY(+) 3
ILLUMINATION 4
W/TEMPSENSOR 10
47
48
57
58
1.2GW59
Gr
60
CN-11
CS-1
1
2
3
CS-74
MASTERSW
CN-95
2
1
CN-60
2
1
5W
5W
5R
5R
4
60B
BATTERY(12VX2)
DOORSWCL-1
3
2
1
ROOMLAMP
4
SOLENOIDE
PRE-HEAT
FUELP/P SPARE
27
20A
FUSEBOX
28
10A
29
20A
30
10A
FUSIBLE
LINK
60R
Gr
0.8Y
31
BATTRY
2
CN-10
1
2
3
4
5
6
7
8
9
10
11
12
CS-74A
5R
1
5R
2
1
AC&HEATERCONTROLLER(AUTO) 5
5W
5B
PTCPOWER
BLOWERRY
6
121
2
3
7
8
CN-51
CN-245
CN-25B
3W
AIRCOMPPOWER
1
344
BATTERYPOWER24V
MCU
R 2
2
1
POWERCIRCUIT
32094EL05
4-7
STARTINGCIRCUIT
OPERATINGFLOW
Battery(+)terminal Batteryrelay[CR-1] Fusiblelink[CN-60] Masterswitch[CS-74A]Fusebox[No.4] Masterswitch[CS-74B] I/conn[CN-5(36)] Startswitch[CS-2(1)]
WhenstartkeyswitchisinONposition
StartswitchON[CS-2(2)] I/conn[CN-5(60)] Batteryrelay[CR-1]Batteryrelayoperating(allpowerisdwiththeelectriccomponent)
StartswitchON[CS-2(3)] GPSconn[CN-125(2)→(4)] I/conn[CN-5(59)]Powerrelay[CR-35(86)→(87)] Fusebox[No.10]
ECMpowerrelay[CR-45(2)→(5)] Fusebox[No.8]
WhenstartkeyswitchisinSTARTposition
StartswitchSTART[CS-2(6)] I/conn[CN-5(35)] Anti-restartrelay[CR-5(2)→(5)]l/conn[CN-2(7)] Startrelay[CR-23]
CHECKPOINT
Engine
Startswitch
Checkpoint
Voltage
OPERATING
START
①-GND(battery)
②-GND(startkey)
③-GND(batteryrelayM4)
④-GND(starterB+)
⑤-GND(starterM)
⑥-GND(startrelay)
⑦-GND(batteryrelayM8)
20~25V
4-8
77R
77R
CN-125
4
3
2
1
CN-125
4
3
2
1
1.2GW
1.2R
CN-5
1
2
3
0.8B
0.8WOr
0.8W
1.2Gr
CR-45
ECMPOWERRY
4
CN-16B
1
2
RMS
GPSCONNECTOR
2
KEY"IG"
CN-125A
25k
3
4
5
6
25k
1.2R
4
MASTERSW
5 CS-74
6
CS-74B2
1
7
8
9
2W
2W
17
18
19
20
CN-36
ECM
2W
0.8WOr
2WR
0.8B
CR-35
30
86
87
85
87a
3
POWERRY
87a8785
3086
1
30A
2
21 ROOMLAMP/CASSETTE10A
22
STC
23
6
5 CS-2 24
MCU
2WSTARTKEY
30A
3
30A
4
STARTKEYSW
HBRACC
6
3 5
B
2 1 4
0,I
4 3
H0I
2
2
1
1.2BOr
1.2R
0.8GW
1.2W
31
32
33
BOr 34
35
1.2W
36
AIRCON/HEATER WIPER
CLUSTER
ECM
MCUCONT.MCU_EPPR
20A
5
10A
5R
1.2Gr
6
7
10A
5A
8
138
20A
9
20A
ALTLEVEL
0.8Br
1.2BOr
0.8Y
0.8BOr
0.8BOr
1.2B
0.8W
MCU
CN-510.8W
39
37
38
39
57
58
0.8WOr
59
0.8GW 60
CN-52
ANTI-RESTARTRY 15
MCU
0.8Br
CR-5
1
2
3
4
5
451
32
ANTI-RESTARTRY
1.2B
1.2G
3
0.8G
0.8B
0.8G
0.8W
1.2G
0.8GW
CN-2
1
2
3
4
5
6
7
8
9
10
11
12
1.2BOr
1.2B
1.2W
0.8Y
SWITCHPANEL
CASSETTE
CLUSTER
CONVERTER
WORKLAMP
CABINLAMP(OPTION)
WIPER HEADLAMP
FUELHEATERSTART,STOPHORN
AC&HEATERSAFETYSOLSEATSOLENOIDECIGAROPTION(BEACON)SOLENOIDE
PRE-HEATFUELP/PSPARE
10
10A
11
10A
12
10A
13
20A
14
30A
15
30A
16
10A
17
20A
18
30A
19
20A
20
10A
21
20A
22
10A
23
20A
24
20A
25
20A
26
20A
27
20A
FUSEBOX
28
10A
29
20A
30
10A
31
MASTERSW
FUSIBLELINK
7
CR-1
BATTRY
DO-3
2
1
DIODE
DO-2
2
1
DIODE
DO-1
2
1
DIODE
CR-23
1.2BOr
1.2B
2
1
STARTRY
6
CS-74A
CS-74
CN-95
2
1
CN-60
2
1
5R
1
1
5R
5W
5W
5R
5R
60R
BATTERY(12VX2)
5
CN-45
M
B+
STARTER
4
CN-74
B+
15R
1.2W
I
2
STARTINGCIRCUIT
5W
32094EL06
4-9
PTCPOWER
60B
M
G
~3
GND
ALTERNATOR
CN-245
2
1
CN-25B
3W
AIRCOMPPOWER
5W
5B
1
CHARGINGCIRCUIT
Whenthestarterisactivatedandtheengineisstarted,theoperatorreleasesthekeyswitchtotheONposition.
Chargingcurrentgeneratedbyoperatingalternatorflowsintothebatterythroughthebatteryrelay[CR-1].
Thecurrentalsoflowsfromalternatortoeachelectricalcomponentandcontrollerthroughthefusebox.
OPERATINGFLOW
Warningflow
Alternator"I"terminal I/conn[CN-2(9)] MCUalternatorlevel[CN-51(39)]Clusterchargingwarninglamp(Viaserialinterface)
Chargingflow
Alternator"B+"terminal Batteryrelay(M8) Battery(+)terminal
Fusiblelink[CN-60] Masterswitch[CS-74A]Fusebox
CHECKPOINT
Engine
Startswitch
Checkpoint
Voltage
Run
ON
①-GND(batteryvoltage)
②-GND(batteryrelay)
③-GND(alternatorB+terminal)
④-GND(alternatorIterminal)
⑤-GND(MCU)
20~25V
※GND:Ground
4-10
GND_MAIN
BATTPOWER_24VPOWERIGPOWER_24VOUTGND_PRESSUREPOWER_5VOUTGND_5V
G/AMOTOR(+)
G/AMOTOR(-)
CN-51
1
2
3
4
5
6
7
8
9
CN-36
ECM
2
30A
1
125B
08Y
08L
CN-5
1
2
3
4
5
6
7
8
9
17
18
19
20
21
22
23
24
57
58
59
60
08Y
08L
SH
08B
GND_MAIN 10
ROOMLAMP/CASSETTE10A
CAN_SHIELD 11
PROGRAMDUMP 12
TACHOSENSOR- 13
TACHOSENSOR+ 14
OUTPUT2 15
OUTPUT1 16
RESERVE_DO2 17
MCU
RESERVE_DO1 18
HOURMETER 19
TRAVELBUZZER 20
CAN1Hi-ECM 21
CAN2Hi-APTC 22
RS485+(TX)-CLUSTER 23
RS232C1_TX-HRDT 24
RS232C2_TX-RCM 25
INPUT_1 26
INPUT_2 27
TILTSIG. 28
ROTATESIG. 29
AIRESERVE 30
CAN1Lo-ECM 31
CAN2Lo-APTC 32
RS485-(RX)-CLUSTER 33
RS232C1_RX-HRDT 34
RS232C2_RX-RCM 35
HYD.TEMPSENDER 36
WATERTEMPSENDOR 37
CN-56
1
2
3
4
5
6
7
8
RWWRB
Y
GrWLWL
08Y
08L
SH
08B
0.8L
0.8Y
MCUSTARTKEY
AIRCON/HEATERWIPER
CLUSTERECM
MCUCONT.MCU_EPPRSWITCHPANELCASSETTECLUSTERCONVERTERWORKLAMP
CABINLAMP(OPTION)WIPER
HEADLAMPFUELHEATERSTART,STOP
HORN
30A
3
30A
5R
4
20A
5
10A
6
7
10A
5A
8
9
20A
10
10A
10A
10A
20A
11
12
13
20A
14
30A
15
30A
16
10A
17
20A
18
30A
1455W
19
20A
20
BATT.24VSIG_3GND
TXIG24VSIG_2
CAMERASIGRX
CLUSTER
10A
FUELLEVELSENSORALT.LEVEL
.POTENTIOSIG.
380.8W
39
40
AC&HEATERSAFETYSOLSEAT
21
20A
22
10A
23
20A
1.2B
1.2G
0.8G
0.8W
CN-2
1
2
3
4
5
6
7
8
9
10
11
12
12BOr
12B
12W
08B
08W
5
SOLENOIDECIGAROPTION(BEACON)SOLENOIDE
2
CR-1
BATTRY
DO-2
2
1
DIODE
12BOr
12B
2
1
PRE-HEATFUELP/PSPARE
24
20A
25
20A
26
20A
27
20A
28
FUSEBOX
10A
29
20A
30
10A
31
MASTERSW
CN-95
2
1
CN-60
2
1
FUSIBLELINK
60R
1
CR-23
STARTRY
CS-74A
CS-74
5R
BATTERY(12VX2)
1
5R
5W
5W
5R
5R
60B
CN-45
M
B+
STARTER
3
CN-74
B+
15R
~3
1.2W
GND
ALTERNATOR
4
I
2
3W
5B
PTCPOWER
M
G
CN-245
2
1
CN-25B
AIRCOMP
POWER
5W
1
CHARGINGCIRCUIT
32094EL07
4-11
HEADANDWORKLIGHTCIRCUIT
OPERATINGFLOW
Fusebox(No.15) Worklightrelay[CR-4(30,86)]Fusebox(No.18) Headlightrelay[CR-13(30,86)]
HeadlightswitchON
HeadlightswitchON[CN-116(1)] l/conn[CN-5(49)] Headlightrelay[CR-13(85)→(87)]HeadlightON[CL-3(1),CL-4(1),CL-24(1)]
l/conn[CN-11(8)] AC&HeatercontrollerilluminationON[4]l/conn[CN-5(13)] RemotecontrollerilluminationON[CN-245(9)]
Cigarlight[CL-2]
USB&SocketilluminationON[CN-246(7)]
Radio&CD/MP3yerilluminationON[CN-27(9)]
WorklightswitchON
WorklightswitchON[CN-116(2)] l/conn[CN-5(50)] Worklightrelay[CR-4(85)→(87)]l/conn[CN-12(2)] WorklightON[CL-5(2),CL-6(2),CL-36(2),CL-37(2)]
CHECKPOINT
Engine
Startswitch
Checkpoint
Voltage
STOP
ON
①-GND(fusebox)
②-GND(switchpoweroutput)
③-GND(headlightrelay)
④-GND(headlight)
⑤-GND(fusebox)
⑥-GND(switchpoweroutput)
⑦-GND(worklightrelay)
⑧-GND(worklight)
20~25V
※GND:Ground
4-12
USB&SOCKETASSY
USB(+5V)USB(D+)USB(D-)USB(GND)RX
CN-246
1
2
3
4
5
CN-36
ECM
30A
TX
1
2
3
4
5
6
7
8
9
10
11
12
13
14
ILLUMINATION
6
05ROr
7
1
ROOMLAMP/CASSETTE10A
2
GNDTX/S
POWERIG
1
CN-5
SIG+
2
1
SIG-
3
2
NC
4
3
H/FIND+
5
4
H/FIND-
6
5
MIC+
7
6
POWERIGGND(JACK)NC
REMOTEASSY
ACC
1
0.8ROr 13
ILL-
2
14
GND
3
15
SPKFRTRH-
4
16
SPKFRTLH-
5
17
MUTE
6
18
MIC-ILLUMINATIONREMOTESIG+REMOTESIG-GND
RADIO&CD/MP3
YER
SPKFRTRH+
11
HT
REMOCON+
12
43
REMOCONGND
13
44
SPKFRTLH+
14
45
NC
15
2
46
GND
16
47
ANT12VBACKUP+ILL+
8
9
10
11
12
CN-245
8
9
10
11
12
CN-27
7
8
9
0.5ROr
0.8ROr
CL-2
ROr
7
8
9
10
11
12
CIGARLIG
0.8ROr
1
CN-11
1
2
3
4
5
6
7
8
GNDIG24V
BATTERY(+)ILLUMINATIONILLUMINATIONPOWERIGPOWERTRBASEDUCTSENSOR(+)
DUCTSENSOR(GND)W/TEMPSENSORINCARSENSORAMBIENTSENSORREVERSEFAN
NC
AC&HEATERCONTROLLER(AUTO)
08ROr
2RW
5
1.2Br
MCUSTARTKEY
AIRCON/HEATERWIPER
CLUSTERECM
MCUCONT.MCU_EPPRSWITCHPANELCASSETTECLUSTERCONVERTERWORKLAMP
CABINLAMP(OPTION)WIPER
HEADLAMPFUELHEATERSTART,STOPHORN
AC&HEATERSAFETYSOLSEATSOLENOIDECIGAROPTION(BEACON)SOLENOIDE
8
PRE-HEATFUELP/PSPARE
30A
3
30A
4
20A
5
10A
6
10A
7
5A
8
9
20A
10
10A
10A
10A
20A
11
12
13
20A
14
30A
15
30A
16
10A
17
20A
18
30A
19
20A
20
10A
21
20A
22
10A
23
20A
24
20A
25
20A
26
20A
27
20A
28
FUSEBOX
10A
29
20A
30
10A
2B
2RG
31
SWITCHPANEL
HEADLIGHTOUTWORKLIGHTOUTINT.SIG
WIPERMOTORDRIVE
WASHERSIGPRE-HEAT
CABINLIGHTOUTTRAVELALARMNC
POWER24VGND
NC
CN-116
1
2
3
4
5
6
7
8
9
10
11
12
0.8BrW
CL-36
1
2
CL-37
1
2
B
V
B
V
WORKLAMP
CL-5
1
2
CL-6
1
2
B
V
B
V
CR-4
30
86
87
85
87a
2RW
08RW
2RG
08VW
87a8785
3086
WORKLAMPRY
4
12B
12ROr
CL-4
2
1
HEADLAMP
CL-3
2
1
12B
12ROr
CL-24
2
1
HEADLAMPREAR
12B
12ROr
12BrCR-13
30
86
87
85
87a
08Br
12ROr
08BrW
87a8785
3086
HEADLAMPRY
0.8VW
6
.8BrW0.8VW
48
49
50
51
52
53
54
55
56
57
58
59
60
CN-12
1
2
0.8BrW
7
3
0.8VW
HEADANDWORKLIGHTCIRCUIT
32094EL08
4-13
BEACONLAMPANDCABLIGHTCIRCUIT
OPERATINGFLOW
Fusebox(No.27) I/conn[CN-5(33)] Beaconlampswitch[CN-23(8)]Fusebox(No.16) Cablightrelay[CR-9(30,86)]
BeaconlampswitchON
BeaconlampswitchON[CS-23(4)] SwitchindicatorlampON[CS-23(11)]
l/conn[CN-10(10)] BeaconlampON[CL-7]
CablightswitchON
CablightswitchON[CN-116(7)] I/conn[CN-5(55)] Cablamprelay[CR-9(85)→(87)]I/conn[CN-5(34,38)] I/conn[CN-10(11)] CablightON[CL-8(1)]
I/conn[CN-10(12)] CablightON[CL-9(2),CL-10(2)]
CHECKPOINT
Engine
Startswitch
Checkpoint
Voltage
STOP
ON
①-GND(fusebox)
②-GND(switchpowerinput)
③-GND(switchpoweroutput)
④-GND(beaconlamp)
⑤-GND(fusebox)
⑥-GND(cabinlightrelay)
⑦-GND(switchpoweroutput)
⑧-GND(cablight)
20~25V
※GND:Ground
4-14
ECM
ROOMLAMP/CASSETTE10A
30A
1
1.2B
1.2B
8
30
31
32
33
34
35
36
37
38
39
51
52
53
54
1.2B
1.2B
1.2Br
1.2V
1.2Br
1.2V
CN-116
1
2
3
4
5
MCU
STARTKEY
AIRCON/HEATER WIPER
CLUSTERECM
MCUCONT.MCU_EPPRSWITCHPANELCASSETTECLUSTERCONVERTERWORKLAMP
CABINLAMP(OPTION)WIPER
HEADLAMPFUELHEATERSTART,STOPHORN
AC&HEATERSAFETYSOLSEATSOLENOIDECIGAROPTION(BEACON)SOLENOIDE
PRE-HEATFUELP/P
SPARE
30A
2
30A
4
20A
5
10A
6
10A
7
5A
8
20A
3
11
12
13
14
15
CN-5
1
2
3
4
5
6
7
2R
20A
30A
30A
16
0.8V
0.8V
10A
17
20A
18
30A
19
20A
20
10A
21
20A
22
10A
23
20A
24
20A
25
20A
26
20A
27
20A
28
10A
29
20A
30
10A
31
HEADLIGHTOUTWORKLIGHTOUTINT.SIG
WIPERMOTORDRIVE
WASHERSIGPRE-HEAT
6
0.8Gr
0.8VW
BEACONLAMPANDCABLIGHTCIRCUIT
FUSEBOX
5
1
6
CR-9
30
86
87
85
87a
2R
08R
2V
08Gr
87a8785
3086
CABINLAMPRY
CN-10
1
2
3
4
5
6
SWITCHPANEL
8
32094EL09
4-15
2
CS-23
12
08B
08BrW
12
11
11
10
9
8
7
6
5
4
3
2
1
10
4
9
3
8
12Br
7
12BrW
12
2
3
BEACONLAMPSW
4
CL-7
12BrW
12B
BEACONLAMP
CL-8
2V
12B
1
2
CL-9
12B
CABINLIGHT
2V
2
CL-10
12B
12V
1
2
CN-36
9
20A
10
10A
10A
10A
CABINLIGHTOUT
7
55
TRAVELALARM
8
56
NC
9
57
POWER24V
10
58
GND
11
59
NC
12
60
WIPERANDWASHERCIRCUIT
OPERATINGFLOW
KeyswitchON
Fusebox(No.11) I/conn[CN-5(57)] Switchpanel[CN-116(10)]
Fusebox(No.6) I/conn[CN-5(18)] I/conn[CN-17(5)] Wipermotorcontroller[CN-141(7)]
Wipermotor[CN-21(4)]
Fusebox(No.17) I/conn[CN-5(24)] l/conn[CN-17(4)] Wipermotorcontroller[CN-141(6)]Washerpump[CN-22(2)]
WiperswitchON:1ststep(Intermittent)
WiperswitchON[CN-116(3)] I/conn[CN-17(8)] Wipermotorcontroller[CN-141(10)→(3)]Wipermotorintermittentlyoperating[CN-21(6)]
WiperswitchON:2ndstep(continual)
WiperswitchON[CN-116(4)] I/conn[CN-17(2)] Wipermotorcontroller[CN-141(2)→(4)]Wipermotoroperating[CN-21(2)]
WasherswitchON
WasherswitchON[CN-116(5)] I/conn[CN-17(7)] Wipermotorcontroller[CN-141(9)→(8)]I/conn[CN-17(6)] I/conn[CN-5(19)] Washerpump[CN-22(1)] Washeroperating
WiperswitchON[CN-116(4)] I/conn[CN-17(2)] Wipermotorcontroller[CN-141(2)→(4)]
Wipermotoroperating[CN-21(2)]
Autoparking(whenswitchOFF)
SwitchOFF[CN-116(4)] Wipermotorparkingpositionbywipermotorcontroller
CHECKPOINT
Engine
Startswitch
Checkpoint
Voltage
STOP
ON
①-GND(fusebox)
②-GND(switchpowerinput)
24V
③-GND(switchpoweroutput)
④-GND(wiperpowerinput)
0~5V
⑤-GND(wiperpoweroutput)
24V
⑥-GND(wipermotor)
0or24V
※GND:Ground
4-16
CN-5
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
CN-36
WIPERCUTSW
6
ECM
30A
CN-21
CS-53
1
ROOMLAMP/CASSETTE10A
1
WIPERMOTOR
6M
3 1
R
2
Gr
5 3 R
4
4 G
5
L
2 6
Or
B
0.8R
MCUSTARTKEY
AIRCON/HEATERWIPER
CLUSTERECM
MCUCONT.MCU_EPPR
2
30A
3
30A
4
20A
5
10A
6
10A
7
5A
8
9
20A
10
10A
10A
10A
20A
WIPERMOTORCONTROLLER
FEEDBACK
CN-141
G
1
W
4
0.8R
0.8V
0.8R
0.8V
0.8RWSWITCHPANEL 11
CASSETTE 12
1
CLUSTER 13
MOTORDRIVESIG 2
MOTORDRIVE- 3
MOTORDRIVE+ 4
GND 5
VCC 6
CONTINUE24V 7
WASHERP/P 8
WASHERSIG. 9
INT.SIG 10
WIPERCUTSW 11
N.C 12
FEEDBACK 13
LRB
GrWR
VL
BrOr
Gr
WB
GrWRVL
Br
CN-17
1
2
3
4
5
6
7
8
0.8W
1.2B
0.8ROr
0.8R
0.8V
0.8L
0.8Br
0.8ROr
1.2B
1.2B
0.8GrW
1.2B
1.2B
CONVERTERWORKLAMP
CABINLAMP(OPTION)
0.8GrWWIPER
1
HEADLAMPFUELHEATERSTART,STOPHORN
AC&HEATER
SAFETYSOLSEAT
20A
14
30A
15
30A
16
10A
17
20A
18
30A
19
20A
20
10A
21
20A
22
10A
23
20A
5
SOLENOIDECIGAROPTION(BEACON)SOLENOIDE
08GrW
08V
08GrWDO-5
2
08V
1
DIODE
PRE-HEATFUELP/PSPARE
24
20A
25
20A
26
20A
27
20A
28
FUSEBOX
10A
29
20A
30
10A
31
CN-22
2M
1
SWITCHPANEL
HEADLIGHTOUTWORKLIGHTOUTINT.SIG
WASHERSIG
5
0.8L
PRE-HEAT
6
CABINLIGHTOUT
7
3
TRAVELALARM
8
NC
9
0.8RW
WIPERMOTORDRIVE
CN-116
1
2
3
10
11
12
4
WASHERPUMP
0.8Br
0.8W
POWER24VGND
2
NC
0.8RW
WIPERANDWASHERCIRCUIT
32094EL10
4-17
CONVERT
TONAL
GND_MAIN
BATTPOWER_24VPOWERIGPOWER_24VOUTGND_PRESSUREPOWER_5VOUTGND_5V
G/AMOTOR(+)
TRAVELBUZZERCAN1Hi-ECMCAN2Hi-APTC
RS485+(TX)-CLUSTERRS232C1_TX-HRDT
CN-51
2
1
2
3
4
5
6
7
8
20
21
22
23
24
CN-247
1
B
CN-4
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
08Gr
08B
08Gr
08B
2
3
4
5
6
7
8
R
L
2 Gr
LHCONSOLE
CN-7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
CN-246
08Gr
08B
08Gr
08B
5V
PROPORRUR
1
2
3
4
5
6
7
8
SIG3
1
Gr
CN-142GrA
W
SB
B
C
ACCELDIAL
RHCONSOLE
CN-36
3W ECM
30A
1
08B
08W
08Gr
RS232C2_TX-RCM 25
ROOMLAMP/CASSETTE10A
2
CN-16
1
2
3
4
5
6
INPUT_1 26
INPUT_2 27
TILTSIG. 28
ROTATESIG. 29
AIRESERVE 30
CAN1Lo-ECM 31
32
1.2R
0.8Or
MCUSTARTKEY
AIRCON/HEATERWIPER
CLUSTERECM
30A
3
30A
4
20A
5
10A
6
10A
7
5A
8
1.2RWMCUCONT.
20A
9
FUELWARMERRY
CN-52
ENGPRE-HEATRY
16
ENGSTOPRY
17
REVERVEEPPR-
18
COOLINGFANEPPR-
19
ACCELDIALSIG
20
WORKBRAKEPRESS
21
22
MCU
0.8G
0.8V
CN-126
10
9 J
8 H
7 G
6 F
CN-3
1
2
3
4
5
6
7
8
CN-5
1
2
19
20
21
22
23
24
25
26
27
57
58
59
60
08V
08G
08V
08G
2W
12W
15
CN-2
1
2
3
4
5
6
7
CN-16B
1
BW
2
3
4
5
6
GrLWBW
5 E
1.2R
MCUEPPRSWITCHPANELCASSETTECLUSTERCONVERTERWORKLAMP
CABINLAMP(OPTION)
20A
10
10A
11
10A
12
10A
13
20A
14
30A
15
30A
16
BOOMUPPRESSSSENSOR23
CN-53
ATTFLOWEPPR+ 1
RIGHTTILTEPPR+ 2
LEFTTILTEPPR+ 3
EPPRPOWER 4
RIGHTROTATEEPPR+ 5
LEFTROTATEEPPR+ 6
TRAVELEPPR+(w) 7
PUMPSHIFTEPPR+ 8
BOOMPRIORITYEPPR+ 9
RESERVEEPPR+ 10
ATTFLOWEPPR- 11
RIGHTTILTEPPR- 12
LEFTTILTEPPR- 13
EPPRGND 14
RIGHTROTATEEPPR-15LEFTROTATEEPPR-16TRAVELEPPR-(w) 17
PUMPSHIFTEPPR- 18BOOMPRIORITYEPPR-19RESERVEEPPR- 20
REVERSEFAN_MANUAL21
REMOTEACCELON/OFFREMOTEACCELRETURNRETURN
ACCELPOSITIONSIGNALACCELPOSITIONSUPPLYNC
CANHiCANLo
CANSHIELD
AIRHEATEROUTPUTAIRHEATERRETURNPOWERIG
00
COOLANTLEVELCOOLANTLEVELRETURN
CN-94
4
3
2
1
2W
2W
2B
2B
BATT(+)
BATT(+)
BATT()
BATT()
ECMEARTH
CN-1
1
2
3
4
5
6
7
8
9
10
CN-75
1
2
BrRW
MAINPUMP
REVERSEFAN_AUTO22
4 D WIPER
SERVICETOOL
IG24V
CAN2_Lo
CAN2_Hi
CAN_Lo
CAN_Hi
GND
RS232_TX
RS232_RX
RS232P_DUMP
3 C HEADLAMP
2 B FUELHEATER
1 A START,STOP
HORN
AC&HEATERSAFETYSOLSEATSOLENOIDECIGAR
OPTION(BEACON)SOLENOIDE
PRE-HEATFUELP/PSPARE
10A
17
20A
18
30A
19
20A
20
10A
21
20A
22
10A
23
20A
24
20A
25
20A
26
20A
27
20A
28
FUSEBOX
10A
29
20A
30
10A
CN-
AA
B
CB
RESISTOR
08V
08G
CN-93
3
34
32
26
21
00
46
47
37
40
42
39
00
28
00
ECM
08BW
08LW
08B
08W
08Gr
08V
08G
08Or
08B
(BATTERY(-)TERMINAL)
0.8Br
0.8RW
31
CONTROLLERCIRCUIT
08V
08G
2W
12W
32094EL11
4-18
GND_MAIN
BATTPOWER_24VPOWERIGPOWER_24VOUTGND_PRESSUREPOWER_5VOUTGND_5V
G/AMOTOR(+)
CN-5
1
2
3
4
5
6
7
8
9
17
18
19
20
21
22
23
24
57
58
59
60
G/AMOTOR(-)GND_MAIN
CN-51
1
2
3
4
5
6
7
8
9
10
CD-10
Pa
12BW
12YOr
AIRCLEANERSW
CD-212BW
1
2
FUELLEVEL
CD-1
C1
2
HYDTEMP
12YOr
12BW
12LOr
CN-36
3W ECM
30A
1
CN-56
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