Roof: Diagnosis; Power Sunroof Does Not Work - Daewoo Nubira Owner's Manual

Step
1
1. Turn the ignition ON.
2. Does the power mirror work?
Is fuse F4 blown?
2 Check the fuse EF7 and the fuse EF32.
Are the fuses blown?
3
1. Check for a short circuit.
2. Repair the short circuit, if necessary.
3. Replace the fuse.
Is the repair complete?
4
1. Remove the Ignition 2 relay.
2. Turn the ignition ON.
3. Check the voltage at the Ignition 2 relay sock-
et, terminal 30 and terminal 85. The terminals
are not marked on the relay socket, but are
marked on the bottom of the relay.
Does the voltmeter indicate the specified value at
both locations?
5 Repair the power supply to the Ignition 2 relay.
Is the repair complete?
6
1. Temporarily substitute a known good relay for
the Ignition 2 relay.
2. Turn the ignition ON.
3. Attempt to operate the sunroof.
Does the sunroof operate?
7
1. Return the substituted relay to its original posi-
tion.
2. Replace the Ignition 2 relay.
Is the repair complete?
8
1. Disconnect the lamp/sunroof switch.
2. Turn the ignition ON.
3. At the lamp/sunroof switch, on the fuse–side of
the connector, check the voltage at terminal 1.
Does the voltmeter indicate the specified value?
9 Repair the open circuit between the fuse EF32 and
the sunroof switch.
Is the repair complete?
10
1. Reconnect the sunroof switch.
2. Disconnect the sunroof module six–pin electri-
cal connector.
3. Use an ohmmeter to measure the resistance
between the terminal 4 and ground.
Is the resistance within the specified value?
11 Repair the ground circuit.
Is the repair complete?
DAEWOO V–121 BL4
DIAGNOSIS
POWER SUNROOF

Power Sunroof Does Not Work

Action Value(s) Yes
Go to Step 8
Go to Step 3
System OK
11 – 14 v Go to Step 6
System OK
Go to Step 7
System OK
11 – 14 v Go to Step 10
System OK
[ 0 W
Go to Step 10
System OK
ROOF 9Q – 3
No
Go to Step 2
Go to Step 4
Go to Step 5
Go to Step 8
Go to Step 9
Go to Step 9