Hyundai R 160 LC-3, Service Manual, Page: 258 / 459

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16. WHEN STARTING SWITCH IS TURNED ON, HEAD LAMP DOES NOT LIGHTS UP
ş
Before disconnecting the connector, always turn the starting switch OFF.
ş
Before carrying out below procedure, check all the related connectors are properly inserted and
short of fuse No.16.
ş After checking, insert the disconnected connectors again immediately unless otherwise specified.
CS-21
MAIN LIGHT SWITCH
1
2
3
4
5
6
7
8
9
10
5
7
1
4
9
10
0
I
II
0,I
2
HEAD LAMP
CN-52
CPU CONTROLLER
CN-1
O
R
CL-3
1
2
4
CN-2
J
FUSE
NO.16
Cause Remedy
Defective lamp
switch
Defective bulb
Disconnection in wiring
harness or poor
contact between
CN-1(O)-CL-3(2)
Disconnection in wiring
harness or poor
contact between
CS-21(5,9)-CN-1(O)
Disconnection in wiring
harness or poor
contact between
CS-21(1)-CN-1(R)
Recheck fuse
Replace switch
Replace
Repair or replace
(After clean)
Repair or replace
(After clean)
Repair or replace
(After clean)
Replace
Check voltage
between CS-21(1)
and chassis
NO
YES
NO
YES
NO
NO
Head lamp switch : ON
YES
YES
Starting switch : ON
Head lamp switch :
ON-OFF
Starting switch : ON
Head lamp switch : ON
Voltage : 20~30V
Starting switch : ON
Head lamp switch : ON
Voltage : 20~30V
Starting switch : ON
Head lamp switch : ON
Voltage : 20~30V
Check voltage
between CL-3(2)
and chassis
Check voltage
between CN-1(O)
and chassis
Check voltage
between CN-1(R)
and chassis
Check voltage
between CS-21
(5,9) and chassis
YES
NO