High–Beam Headlamps Are Inoperative, Low–Beam Headlamps Are Ok; High–Beam And Low–Beam Headlamps Are Inoperative On Both Left And Right Sides - Daewoo Nubira Owner's Manual

Step
10 Replace the headlamp combination switch.
Is the repair complete?
11 Repair the open circuit between fuses EF31 and
EF26 and the headlamp combination switch con-
nector C1 (terminal 5).
Is the repair complete?
High–Beam Headlamps Are Inoperative, Low–Beam Headlamps
Step
1 Check the high–beam headlamps in the "flash–to–
pass" mode.
Do the high–beam headlamps work in the "flash–to–
pass" mode?
2 Check fuses EF30 and EF25.
Is either fuse blown?
3
1. Check for a short circuit. Repair it if necessary.
2. Replace the fuse.
Is the repair complete?
4
1. Turn the high–beam headlamps ON.
2. Check the voltage at fuses EF21 and EF22.
Are the voltages equal to the specified value?
5
1. Turn the high–beam headlamps ON.
2. Check the voltage at headlamp terminal 4.
Does the voltage available at the headlamp connec-
tor terminal 4 equal the value specified?
6 Repair the open circuit between fuse EF30 or EF25
and the high–beam headlamps.
Is the repair complete?
7 Replace the faulty headlamps.
Is the repair complete?
8
1. Disconnect the headlamp combination switch
connector.
2. Put the switch in the high–beam position.
3. Use an ohmmeter to check the continuity of the
headlamp switch between terminals 7 and 4.
Does the ohmmeter indicate the specified value?
9 Replace the headlamp combination switch.
Is the repair complete?
10 Repair the open circuit between headlamp combina-
tion switch connector C1 (terminal 4) and fuse EF30
or EF25.
Is the repair complete?
High–Beam and Low–Beam Headlamps Are Inoperative On Both
DAEWOO V–121 BL4
Action
Are OK
Action
Left and Right Sides
LIGHTING SYSTEMS 9B – 13
Value(s) Yes
System OK
System OK
Value(s) Yes
Go to Step 8
Go to Step 3
System OK
11–14 v Go to Step 5
11–14 v Go to Step 7
System OK
System OK
0 W
Go to Step 10
System OK
System OK
No
No
Go to Step 2
Go to Step 4
Go to Step 10
Go to Step 6
Go to Step 9