Hyundai HL955 Manual page 653

6. WHEN STARTING SWITCH IS TURNED ON, WIPER MOTOR DOES NOT OPERATE 6. WHEN STARTING SWITCH IS TURNED ON, WIPER MOTOR DOES NOT OPERATE
·Before carrying out below procedure, check all the related connectors are properly inserted and the
fuse No.40 is not blown out.
·After checking, connect the disconnected connectors again immediately unless otherwise
specified.
Check voltage
YES
between CN-21(5)
and chassis
Voltage : 20~30V
Starting switch : ON
Check voltage Wiper switch : 1st
YES
between CS-12
(4) and chassis
Voltage : 20~30V
Starting switch : ON
Wiper switch : OFF
NO
Check voltage
CS-12 (6)
Voltage : 20~30V
Starting switch : ON
Wiper switch : 1st
NO
Cause Remedy
YES
Defective front Replace
Check voltage
YES between front wiper motor
wiper motor and
chassis
Poor connection of Replace
NO
Voltage : 20~30V
chassis
Starting switch : ON
Wiper switch : 1st
Disconnection in Repair or replace
NO
wiring harness or (after clean)
poor contact
between CN-21(5)
and CR-26(3)
Defective wiper Repair or replace
switch or (after clean)
disconnection in
wiring harness or
poor contact
between CS-12(4)
and CR-26(4)
Disconnection in Repair or replace
wiring harness or (After clean)
poor contact
between CS-12(6)
and fuse [CN-39]
No.40
FUSE BOX
20A
12V CONVERTOR
37
20A
SEAT HEAT/AIR-RIDE
38
20A
WORK LAMP_FRONT
39
20A Br
WIPER
40
20A PARK, PILOT CUT
41
10A
AUTO GREASE
42
10A
AIR PRE-HEAT
43
20A FAN REVERSE, ATT.
44
10A
RIDE CONTROL
45
10A
SPARE
46
10A
QUICK COUPLLER
47
10A
SERVICE SOCKET
48
CN-39
FRONT WIPER
Y Y
3 E
1
G LW
2
2Pf
B B
1 B 3
L R
4
R W
4 Hi
5
5 Lo 6
CN-21
CN-102
7-102
MCU
MULTI FUNCTION SWITCH
WIPER RY HI
Y
4
3 2
B
1
R
5
Br
2
Br
4 5 1
3
CR-4
WIPER RY LO
G
4
2
3
W
1
Y
5
Y
2
W
4 5 1
3
CR-26
760F7EL41