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13. WHEN STARTING SWITCH ON DOES NOT OPERATE
13. WHEN STARTING SWITCH ON 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, master
switch ON and check open circuit of circuit breaker (CN-60, CN-95).
·After checking, insert the disconnected connectors again immediately unless otherwise specified.
Check voltage
YES
between CS-2A
(2) and chassis
Voltage : 20~30V
Starting switch : ON
Check voltage
YES
between CS-2A
(1) and chassis
Voltage : 20~30V
Check voltage
between CN-5
NO
(36) and chassis
Check voltage
and specific
Voltage : 20~30V
gravity of battery
Specific gravity : MIN 1.28
Voltage : MIN 24V
NO
Cause
Remedy
YES
Disconnection in
Repair or replace
wiring harness or
(after clean)
defective battery
Check voltage
YES
relay
between DO-3
(2) and chassis
Voltage : 20~30V
Disconnection in
Repair or replace
NO
wiring harness or
(after clean)
poor contact
between CS-2A (2)-
CN-5(39)- CR-1
Defective start
Replace
NO
switch
YES
Disconnection in
Replace
wiring harness or
poor contact
between CS-2 (1)-
CN-5 (36)
YES
Disconnection in
Charge or replace
wiring harness or
(after clean)
Check voltage
poor contact
between
between CS-74B
CS-74B (1) and
NO
(1) -CN-5 (36)
chassis
Voltage : 20~30V
ⓐ
NO
Battery capacity
Charge or replace
too low
(after clean)
YES
Defective master
Replace
Check voltage
switch
ⓐ
between CS-
74A (2)- chassis
Disconnection in
Charge or replace
NO
wiring harness or
(after clean)
Voltage : 20~30V
poor contact
between CS-74A
(2) -CR-1
MASTER SW
CN-36-1
NO.2
7
NO.3
8
NO.11
NO.19
CN93-J1
KEY IG
69
ECM
CN-51
ANTI-RESTART RY
20
MCU
NO.15
CR-5
CN-36-3
30
85 87
87a
86
87
85
86
30
87a
ANTI-RESTART RY
6-36
CS-2A
CN-5
35
40
39
36
START KEY SW
CN-231
CS-74A
2
1
1
2
90A
CN-95
2
1
2
1
BATTERY
CN-60
60A
CIRCUIT BREAKER
CR-1
BATT RY
CN-2
9
CR-23
1
16
2
17
1
5
START RY
1
2
3
4
4
1
2
3
5
6
5
6
CR-35
30
87a
87
85
86
87
85
30
86
87a
POWER RY
MASTER SW
START MOTOR
M
M
B+
CN-45
145LCR6ES14
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Troubleshooting
