9B – 26ILIGHTING SYSTEMS
DAEWOO V–121 BL4
Step NoYesValue(s)Action
15 Repair the open circuit between the hazard switch
and fuses F3 or EF12.
Is the repair complete?
System OK
16 With the hazard switch disconnected, use an ohm-
meter to check for an open circuit between blinker
unit terminal 49 and hazard switch connector termi-
nal 7.
Is there an open circuit?
Go to Step 17 Go to Step 18
17 Repair the open circuit between the hazard switch
and the blinker unit.
Is the repair complete?
System OK
18
1. Remove the hazard switch.
2. Turn the hazard switch OFF.
3. Use an ohmmeter to check for continuity be-
tween terminals 7 and 10.
4. Turn the hazard switch ON.
5. Use an ohmmeter to check for continuity be-
tween terminals 7 and 8.
Does the ohmmeter show the specified value for
both tests?
0 W Go to Step 20 Go to Step 19
19 Replace the hazard switch.
Is the repair complete?
System OK
20
1. With the hazard switch still removed for testing,
turn the hazard switch to the ON position.
2. Use an ohmmeter to check the continuity be-
tween terminals 5, 6, and 9.
Is there continuity between terminals 5, 6, and 9?
Go to Step 19 Go to Step 21
21
1. Disconnect connector C204.
2. Use an ohmmeter to check the continuity of the
wire between the hazard switch terminal 5 and
C204 terminal 1.
Does the ohmmeter show the value specified?
R Go to Step 23 Go to Step 22
22 Repair the open wire between the hazard switch and
C204.
Is the repair complete?
System OK
23 Use an ohmmeter to check the continuity of the wire
between the hazard switch terminal 6 and C204 ter-
minal 11.
Does the ohmmeter show the specified value?
R Go to Step 24 Go to Step 22
24 Repair the open circuit between C204 and the turn
signal bulbs.
Is the repair complete?
System OK
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