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7-104
Cause
Remedy
Defective lamp
Disconnection in
wiring harness or
p o o r c o n t a c t
between CL-32
( 2 ) , C L - 3 3 ( 2 ) ,
CL-45 (2), CL-46
( 2 ) a n d C N - 7
(6,13)
Disconnection in
wiring harness or
p o o r c o n t a c t
between CN-7
(14) -CR-55 (87)
and CN-7 (13) -
CR-3 (87)
Defective work
lamp relay
Disconnection in
wiring harness or
p o o r c o n t a c t
between CR-3
(87), CR-55 (87)
and fuse No.26, 39
Shor t circuit of
fuse
Replace
Repair or replace
(after clean)
Repair or replace
(after clean)
Replace relay
Repair or replace
(after clean)
Replace
8. WHEN STARTING SWITCH IS TURNED ON, WORK LAMP DOES NOT LIGHTS UP
8. WHEN STARTING SWITCH IS TURNED ON, WORK LAMP DOES NOT LIGHTS UP
·
Before carrying out below procedure, check all the related connectors are properly inserted, and
the fuse No.26, 39 is not blown out.
·
After checking, connect the disconnected connectors again immediately unless otherwise
specified.
Voltage : 20~30V
Starting switch : ON
Voltage : 20~30V
Starting switch : ON
Check voltage
between
CR-3(30),
CR-55(30) and
chassis
NO
NO
NO
Voltage : 20~30V
Starting switch : ON
Voltage : 20~30V
Starting switch : ON
NO
Voltage : 20~30V
Starting switch : ON
YES
YES
30
86
87
85
86
85
87
30
87a
87a
CR-03
WORK LAMP
FRONT RY
1
2
1
2
12
11
10
1
2
3
4
5
6
CN-24
CL-45
WORK LAMP
RH
CL-46
WORK LAMP
LH
13
4
2
32
14
33
12
16
17
25
CN-01
26
BEACON
WORK LAMP_REAR
ILL.LAMP
HEAD LAMP
BACK BZ. STOP LAMP
HORN
AIR-CON/HEATER 1
FUEL WARMER 2
SEAT HEAT/AIR-RIDE
WIPER
PARK, PILOT CUT
AUTO GREASE
FAN REVERSE, ATT.
RIDE CONTROL
SPARE
12V CONVERTOR
WORK LAMP_FRONT
AIR PRE-HEAT
HEAT MIRROR
FUEL WARMER 1
CN-38
CIGARLIGHTER
COWL OPEN
QUICK COUPLLER
CN-39
SERVICE SOCKET
20A
20A
20A
10A
20A
30A
20A
30A
20A
20A
20A
20A
20A
10A
10A
20A
10A
10A
20A
25
26
27
28
29
30
31
32
33
34
37
38
39
40
41
42
43
44
45
46
10A
35
30A
36
20A
10A
47
10A
48
DEF SUPPLY
HOSE HEATING 1,2,3
ECU B+
DEF SENSOR
SPARE
SPARE
10A
20A
10A
10A
49
50
51
52
10A
53
10A
54
AIRCON RUN SIGNAL
FUEL WARMER
A29
B14
B03
WORK LAMP REAR
ECO FEELING SIGNAL
B09
WORK LAMP FRONT
A14
DRIVING LIGHT RELAY
A13
ILLUMINATION LIGHT RELAY
B21
CN-58B
MCU
1
CN-07
3
4
5
7
8
11
12
10
9
14
15
6
2
13
CL-32
2
1
2
1
2
1
2
1
2
1
2
1
CL-33
CL-35
CL-36
CL-42
CL-43
WORK
LAMP
FRONT
LH
RH
OPTION
WORK LAMP FR
WORK LAMP RR
30
86
87
85
86
85
87
30
87a
87a
CR-55
WORK LAMP
REAR RY
FUSE BOX
FUSE BOX
Check voltage
between
CN-7(6,13,14)
and chassis
Check voltage
between fuse No.
26, 39 and
chassis
Check voltage
between
CR-3(87),
CR-55(87) and
chassis
YES
NO
Check voltage
between each
lamp and chassis
YES
YES
760F7EL43
Summary of Contents for HL955
Page 557: ...7 6 MEMORANDUM MEMORANDUM ...