Daewoo Nubira User Manual page 326

9B – 16ILIGHTING SYSTEMS
Step
1 Turn the headlamps ON.
Do the headlamps work?
2 Repair the headlamp system.
Is the repair complete?
3 Check fuse EF34.
Is fuse EF34 blown?
4
1. Check for a short circuit and repair it, if neces-
sary.
2. Replace fuse EF34.
Is the repair complete?
5
1. Turn the ignition ON.
2. Check the voltage at fuse EF34.
Is the voltage equal to the specified value?
6 Repair the power supply circuit to fuse EF34.
Is the repair complete?
7 S Disconnect the electrical connector from the
daytime running lamp (DRL) module.
S Turn the ignition ON.
S Check the voltage at terminal A of the DRL
module.
Is the voltage equal to the specified value?
8 Repair the open circuit between fuse EF34 and ter-
minal A of the DRL module connector.
Is the repair complete?
9 With the DRL module still disconnected, use an
ohmmeter to check the resistance between ground
and terminal E of the DRL module connector.
Is the resistance equal to the specified value?
10 Repair the circuit between ground and terminal E of
the DRL module connector.
Is the repair complete?
S Release the parking brake.
11
S Turn the ignition ON.
S Observe the parking brake indicator lamp.
Is the parking brake indicator lamp ON?
12 Disconnect the electrical connector to the parking
brake switch.
Is the parking brake indicator lamp still ON?
13 Repair the short to ground in the parking brake cir-
cuit.
Is the repair complete?
14 Replace the parking brake switch.
Is the repair complete?
S Turn the headlamps OFF.
15
S With the DRL module disconnected, turn the
ignition ON.
S Check the voltage at terminal F of the DRL
module.
Is the voltage equal to the specified value?
Daytime Running Lamps Do Not Turn ON
Action Value(s) Yes
Go to Step 3
System OK
Go to Step 4
System OK
11–14 v Go to Step 7
System OK
11–14 v Go to Step 9
System OK
[ 0 W
Go to Step 11
System OK
Go to Step 12
Go to Step 13
System OK
System OK
0 v Go to Step 17
No
Go to Step 2
Go to Step 3
Go to Step 5
Go to Step 6
Go to Step 8
Go to Step 10
Go to Step 15
Go to Step 14
Go to Step 16
DAEWOO V–121 BL4