Hyundai R 160 LC-3, Service Manual

Page: 255 / 459

13. WHEN ENGINE DOES NOT START
ş
Check supply of the power at engine stop solenoid while starting switch is ON.
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.
ş After checking, insert the disconnected connectors again immediately unless otherwise specified.
START SWITCH
CS-2
K
L
N
CN-1
STARTER
M
B+
START RY
CR-23
1
2
START SAFETY RY
CR-5
CN-3
A
B
1
2
3
4
5
6
C
1
2
3
4
5
6
ST
ACC
BR
H
H
O
I
II
I,O
B
MASTER SWITCH
DO-2
2
1
M
1 2
CN-45
M 4
3
2
1
F
1 2
3
4
FUSE
NO.2
FUSE
NO.11
BATTERY RY
CR-1
CN-60
CN-51
CPU CONTROLLER
1
CN-7
CN-8
CN-79
FUEL CUT -OFF
3
2
1
E
S
I
6 - 36
Cause Remedy
Defective battery
Defective magnet
of start motor
Defective start relay
ڞ+ڟ
Disconnection in
wiring harness or
poor contact
between CR-5(2)
and CN-1(K)
Defective relay
ڠ
Defective fuel cut
off solenoid
Disconnection in
wiring harness or
poor contact
between CN-3(A)-
CN-79(2)
Defective relay
Disconnection in
wiring harness or
poor contact
between CR-5(4)-
CR-23(1)
Defective fuel cut-
off solenoid
Disconnection in
wiring harness or
poor contact
between CN-3(B)
and Fuse No.2
Check engine
system charge
or replace (After
checking specific
gravity of battery)
Replace
Replace
Replace
Replace
Replace
Repair or replace
Replace
Repair or replace
Replace
Repair or replace
NO
YES
YES
NO
Starting switch : START
Starting switch : START
Check operation
of start motor
Starting switch : START
SPEC : 20~30V
Starting switch : START
YES
Starting switch : ON
YES
NO
ڞ
Starting switch : ON
Voltage : 20~30V
Starting switch : START
ڠ
NO
Starting switch : ON
NO
Check voltage
between starter
magnet coil and
chassis
Check voltage
between CR-5(4)
and chassis
YES
Check voltage
between CR-5(3)
and chassis
YES
Check voltage
between CN-79
(2) and chassis
YES
Check voltage
between CN-79
(1) and chassis
Check operation
of start safety
relay
Check operation
of starter relay
NO
NO
YES
Starting switch : ON
ڟ
Check voltage
between CR-23
(1) and chassis
NO
YES
NO