Daewoo Nubira. Manual - part 197

INSTRUMENTATION/DRIVER INFORMATION  9E – 11

DAEWOO V–121 BL4

DIAGNOSIS

CIGAR LIGHTER

Cigar Lighter Inoperative

Step

Action

Value(s)

Yes

No

1

Check fuse EF23.
Is the fuse blown?

Go to Step 2

Go to Step 3

2

1.  Check for a short circuit and repair it, if neces-

sary.

2.  Replace the fuse.

Is the repair complete?

System OK

3

Use a voltmeter to check for voltage at fuse EF23.
Does the battery voltage available at the fuse EF14
match the value specified?

11–14 v

Go to Step 5

Go to Step 4

4

Repair the open power supply circuit for fuse EF23.
Is the repair complete?

System OK

5

1.  Remove the electrical connector from the back

of the cigar lighter.

2.  Use a voltmeter to check the voltage at the

ORN wire.

Does the battery voltage available at the ORN wire
match the value specified?

11–14 v

Go to Step 7

Go to Step 6

6

Repair the open circuit between the fuse EF23 and
the cigar lighter.
Is the repair complete?

System OK

7

Connect the voltmeter between the ORN and the
BLK wires at the cigar lighter connector.
Does the battery voltage match the value specified?

11–14 v

Go to Step 9

Go to Step 8

8

Repair the open ground circuit.
Is the repair complete?

System OK

9

Replace the cigar lighter.
Is the repair complete?

System OK

 

ASHTRAY LAMP

Ashtray Lamp Is Inoperative

Step

Action

Value(s)

Yes

No

1

1.  Turn the headlamps ON.
2.  Turn the dimmer control to the brightest posi-

tion.

3.  Check the instrument cluster lamps.

Do the instrument cluster lamps work?

Go to Step 3

Go to Step 2

2

Repair the instrument cluster lamps.
Is the repair complete?

Go to Step 3

System OK

9E – 12

I

INSTRUMENTATION/DRIVER INFORMATION

DAEWOO V–121 BL4

Step

No

Yes

Value(s)

Action

3

1.  Remove the ashtray lamp from its socket.
2.  Turn the headlamps ON.
3.  Turn the dimmer control to the brightest posi-

tion.

4.  Check the voltage at the ashtray lamp positive

terminal (BRN/WHT wire).

Is the voltage equal to the specified value?

11–14 v

Go to Step 5

Go to Step 4

4

Repair the open circuit between fuse EF20 and the
ashtray lamp.
Is the repair complete?

System OK

5

Connect an ohmmeter between ground and the neg-
ative terminal at the ashtray lamp.
Is the resistance equal to the specified value?

[

 0 

W

Go to Step 7

Go to Step 6

6

Repair the open ground circuit for the ashtray lamp.
Is the repair complete?

System OK

7

Replace the ashtray lamp bulb.
Is the repair complete?

System OK

 

DIGITAL CLOCK

Digital Clock Inoperative

Step

Action

Value(s)

Yes

No

1

Is either of the fuses F3 or EF29 blown?

Go to Step 2

Go to Step 3

2

1.  Check for a short circuit and repair it, if neces-

sary.

2.  Replace the blown fuses.

Is the repair complete?

System OK

3

1.  Turn the ignition ON.
2.  Use a voltmeter to check battery voltage avail-

able at fuses F3 and EF29.

Does the voltmeter indicate the value specified?

11–14 v

Go to Step 5

Go to Step 4

4

Repair the open power supply circuit for the fuse.
Is the repair complete?

System OK

5

Use a voltmeter to check the battery voltage avail-
able at the clock connector terminal 4.
Does the voltmeter indicate the value specified?

11–14 v

Go to Step 7

Go to Step 6

6

Repair the open circuit between the clock connector
terminal 4 and the fuse EF29.
Is the repair complete?

System OK

7

Turn the ignition ON.
Is battery voltage available at the clock connector
terminal 1?

Go to Step 9

Go to Step 8

8

Repair the open circuit between the clock connector
terminal 1 and the fuse F3.
Is the repair complete?

System OK

9

Check continuity between the clock connector termi-
nal 3 and ground.
Does the multimeter indicate the value specified?

[

 0 

W

Go to Step 10

Go to Step 11

INSTRUMENTATION/DRIVER INFORMATION  9E – 13

DAEWOO V–121 BL4

Step

No

Yes

Value(s)

Action

10

Replace the clock.
Is the repair complete?

System OK

11

Repair the open ground circuit between the clock
connector terminal 3 and ground G201.
Is the repair complete?

System OK

 

INSTRUMENT PANEL ILLUMINATION

Instrument Panel Illumination Does Not Work

Step

Action

Value(s)

Yes

No

1

Test the parking lamps.
Do the parking lamps work?

Go to Step 3

Go to Step 2

2

Repair the parking lamps.
Is the repair complete? ––

Go to Step 3

System OK

3

Check fuse EF20.
Is fuse EF20 blown?

Go to Step 4

Go to Step 5

4

1.  Check for a short circuit and repair it if neces-

sary.

2.  Replace fuse EF20.

Is the repair complete?

System OK

5

1.  Turn the parking lamps ON.
2.  Check the voltage at fuse EF20.

Does the voltmeter indicate the specified value?

11–14 v

Go to Step 7

Go to Step 6

6

Repair the power supply for fuse EF20.
Is the repair complete?

System OK

7

1.  Turn the parking lamps ON.
2.  Temporarily disconnect any of the instrument

panel illumination lamps.

3.  Check the voltage at the positive terminal

(BRN/WHT wire) of any of the illumination
lamps.

Does the voltmeter indicate the specified value?

11 – 14 v

Go to Step 9

Go to Step 8

8

Repair the open circuit between fuse EF20 and the
instrument panel illumination lamps.
Is the repair complete?

System OK

9

1.  Disconnect the dimmer control switch.
2.  Turn the parking lamps ON.
3.  Check the voltage at the DK GRN wire on the

top row of the dimmer connector terminals.

Does the voltmeter indicate the specified value?

11 – 14 v

Go to Step 11

Go to Step 10

10

Repair the open circuit between the dimmer control
switch and the instrument panel illumination lamps.
Is the repair complete?

System OK

11

With the dimmer control switch disconnected, use
an ohmmeter to check the resistance between
ground and the BLK wire at the dimmer control
switch connector.
Does the ohmmeter indicate the specified value?

[

 0 

W

Go to Step 13

Go to Step 12

9E – 14

I

INSTRUMENTATION/DRIVER INFORMATION

DAEWOO V–121 BL4

Step

No

Yes

Value(s)

Action

12

Repair the open circuit between ground and the BLK
wire at the dimmer control switch connector.
Is the repair complete?

System OK

13

Replace the dimmer control switch.
Is the repair complete?

System OK

 

SPEEDOMETER (CABLELESS)

Speedometer Inoperative, Other Gauges and Warning Lamps Are

OK

Step

Action

Value(s)

Yes

No

1

1.  Connect a scan tool.
2.  Check for engine control Diagnostic Trouble

Codes (DTCs).

Is a vehicle speed sensor (VSS) DTC set?

Go to Section

1F, Engine

Controls

Go to Step 2

2

1.  Turn the ignition OFF.
2.  Remove the instrument cluster.
3.  Use an ohmmeter to check the continuity of the

wire between instrument cluster connector ter-
minal B17 and terminal C11 of the powertrain
control module (PCM)/engine control module
(ECM).

Is an open circuit detected?

Go to Step 3

Go to Step 4

3

Repair the open circuit between instrument cluster
connector terminal B17 and the PCM/ECM.
Is the repair complete?

System OK

4

Replace the speedometer.
Is the repair complete?

System OK

 

TACHOMETER

Tachometer Does Not Work

Test Description

The number below refers to a step number in the diag nos-
tic table.

3.

If the coolant temperature gauge works, skip Steps
3 to 10 and go directly to Step 11. The coolant tem
perature gauge uses the same fuse and ground as
the tachometer.

Step

Action

Value(s)

Yes

No

1

Check the engine Diagnostic Trouble Codes
(DTCs).
Are there any current vehicle speed sensor (VSS)
DTCs?

Go to Step 2

Go to Step 3

2

Diagnose and repair any VSS DTCs.
Are the VSS DTCs cleared?

Go to Step 3

3

Check fuse F5.
Is fuse F5 blown?

Go to Step 5

Go to Step 4

4

1.  Check for a short circuit and repair it, if neces-

sary.

2.  Replace fuse F5.

Is the repair complete?

System OK