Great Wall service chassis and body Manual - part 74

BE-25

Body Electric System

 Lighting System

Steering and Alarming System (continued)

SF

ignition switch

5

3

ACC

ON

ST

fuse

alarming lamp switch

ON OFF

3

1

2

6

5

4

B

L

E

steering switchleft

tight

16

2

9

left turn indicating lamp

front left turn lamp

turn lamp) on left side

rear left turn lamp

right turn indicating lamp

right front turn lamp)

turn lamp on right side

rear tight turn lamp

combined switch

alarming switch

ignition switch

1

2

3

4

5

6

7

8

9

10

1

2

3

4

5

6

7

8

9

10

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

fuse

battery

flasher

fuse

BE-26

Body Electric System

 Lighting System

Inspection on Common Failure

FailurePossible

Causes

Repairing approaches

Remark

Only one lamp doesn

t work

Burn off bubble

Grounding failure of socket or wiring

Change the bubble

Make reparation as required.

Abnormal steering signal

Burn off horn fuse

Change the fuse and check to see

Dr SF

whether there is short circuit

Failure of steering signal flasher

Check the flasher

Failure of steering signal/alarming switch

Check the switch

Wiring or groun ding failure

Make reparation as required.

One side of the steering

Failure of steering signal switch

Check the switch

signal doesnít flash

Wiring or grounding failure

Make reparation as required.

Alarming lamp doesn

t

Change the fuse and check to see

Change the fuse and check

Dr SF

workBurn off horn fuse

whether there is short circuit

Failure of steering signal flasher

Check the flasher

Failure of steering signal/alarming switch

Check the switch

Wiring or grounding failure

Make reparation as required.

The front combination

Burn off fuse

Change the fuselamp don

t work

Failure of large lamp relay

Check the relay

Failure of combinationswitch

Check the switch

Wiring or grounding failureMake

Make reparation as required

Burn off fuse in tail lamp

Change the fuse and check

whether there is short circuit

Burn off maxi-fuse

Change the maxi-fuse;

Failure of combined switch

Check the switch;

Wiring or grounding failure

Make reparation as required.

Upper beam lamp doesn

t work Failure of combination switch

Check the switch

Wiring or grounding failure

Make reparation as required

The rear combined tail lampand

license lamp don

t work

BE-27

Body Electric System

 Lighting System

Parts inspection

Dr

Combined switch conductance

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

NV

20

21

Terminal

function

Lamp switch

OFF

Large

lamp

Dimmer

switch

Lower

beam

upper

beam

steering

switch

Leftturnn

right turn

central

overtake

1

8

10

17

3

7

2

9

SF

SL SK SY SJ

1

O

3

4

5

6

7

U

V

NM

NN

NO

NP

NQ

NR

16

17

18

19

20

21

Termina

function

Lamp switch

OFF

small

lamp
large

lamp

dimmer

switch

lower

beam

upper

beam

steering

switch

right

turn

left turn

central

over drive

1

8

7

10

3

15

2

9

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

terminal

function

lampswitch

OFF

small lamp

large lamp

dimmer

switch

lower beam

upper beam

wteering

switch

right turn

left turn

central

over drive

16

7

15

10

8

9

1

4

3

5

Br

G/R

G/Y

B

Bl/W

B/Y

B/W

B

Bl/W

Bl/Br

Bl/W

Bl/Br

B

B/Y

B/W

B

G/Y

G/R

Bl/W

Bl/Br

B

B/Y

B/W

B

G/Y

G/R

small

lamp

BE-28

Body Electric System

 Lighting System

 Combined Switch conductance (continued)

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

Lamp switch

OFF

Small

lamp

Small

lamp

Dimmer

switch

Lower

beam

steering

switch

upper

beam

Right

to

central

overdrive

16

7

15

10

8

9

1

4

3

5

Br

G/W

G/B

B

R/Bl

R/B

R/Y

B

R/Bl

R

In case the conductance situation fails to satisfy the specified requirement, change the switch.

Conductance of Alarming Switch

Dr

1

2

3

Terminal

switch position

1

3

OFF

ON

G/B

G/Y

G/R

SF

1

2

3

4

5

6

7

8

9

10

OFF

ON

8

9

1

2

3

4

5

6

B

G/W

P/G

G/B

P/B

Br/Bl

G/R

G/Y

2

SLDiesel  SYDiesel

function

Terminal

Left

steering

Terminal

switch position