Geely Emgrand X7. Manual part — 520

11.4.7.5 Position lamp inoperation

System diagram:

NL11-2054b

CA12

CA12

9 CA18

5

9

5

CA18

SO24

SO24

1 IP49

BATT

P-SMALL

LAMP

IG

LH-LAMP

POSITION

LAMPSW

RH-LAMP

BATT

GND

1 IP48

38 IP50

26 IP50

IP49

11

14 IP42

20

10

IP49

IP49

2

SO31

3

2

3 SO31

IG1

BAT

位置

灯光组合开关

16 IP42

15A

IF06

10A

IF05

10A

IF35

30A

E

F

24

左前组合
大灯
(位置灯)

右前组合
大灯
(位置灯)

右后组合
大灯
(位置灯)

左后组合
大灯
(位置灯)

BCM

OFF

1

Inspect the left front or right front position lamp bulb.

A. Dismantle the left front or right front position lamp bulb.

Is the bulb filament blown?

2

Replace Left front or right front position lamp bulb with fault

A. Replace the faulty left front or right front position lamp bulb.

Confirm if the position lights are working properly.

3

Check the fuse IF05.

A. Check whether the fuse IF05 is blown.

Fuse Rating: 10A

Confirm whether the fuses are blown.

Yes

The system is normal.

No

No

Go to step 3

Yes

Lighting
combination
switch

Position

Left front
combinatio
n headlamp
(position
lamp)

Right front
combinatio
n headlamp
(position
lamp)

Right
rearcombin
ation
headlamp
(position
lamp)

Left rear
combination
headlamp
(position
lamp)

2079

4

Check the fuse IF05 circuit.

A. Inspect the fuse IF05 short circuit malfunction.

B. Repair the circuits, Confirm that there are no short circuits.

C. Replace the fuses with rated current.

Confirm if the position light is working correctly.

5

Inspect the grounding voltage of the terminal No. 10 and 20 of BCM wire harness
connector IP49.

(a) Turn on position lamp, and

measure voltage between BCM
wire harness connector IP49
terminal No. 10 and terminal No.
20.

Standard voltage: 11-14 V

Confirm if the voltage conforms to
standard value.

NL11-2055b

1

2 3

4 5 6

7

8 9 10

11 12 13 14 15 16 17 18 19 20

IP49 车身控制模块线束连接器3

10

20

6

Repair the circuit between the BCM wire harness connector IP49 and the position lamp.

(a) Inspect, repair or replace circuit between BCM wire harness connector IP49 and position

lamp.

Confirm if the position light is working correctly.

Yes

Go to step 9

No

Yes

The system is normal.

No

No

Go to step 5

Yes

IP49body control module harness

connector3

2080

7

Inspect whether it is communicated among the terminal No. 5 of the position lamp
CA12/18, the terminal No. 3 of SO24/31 and the body grounding.

(a) Inspect and repair open-circuit

between headlamp wire harness
connector CA12/18 terminal No.
5 and vehicle body grounding.

(b) Inspect and repair open-circuit

fault between rear combined
lamp wire harness connector
SO23/31 terminal No. 3 and
vehicle body grounding.

Confirm if the position light is
working correctly.

NL11-2056b

9

6

5

1

2

3

4

7

8

CA12/CA18 前组合大灯线束连接器

5

NL11-2057b

1

2

6

3

4

5

SO24/SO31 后组合灯线束连接器

3

8

Inspect the communication between the terminal No. 14 of the combination switch IP42
and the terminal No. 26 of the BCM wire harness connector IP50.

Yes

The system is normal.

No

Yes

The system is normal.

No

CA12/CA18 front combination headlamp

harness connector

SO24/SO31 rear combination lamp

harness connector

2081

(a) Inspect and repair open-circuit

between combined switch IP42
terminal No. 14 and BCM wire
harness connector IP50 terminal
No. 26.

Confirm if the position light is
working correctly.

NL11-2058b

1

9

2

3

4 5

6

7

8

14 15 16 17

10

11 12 13

IP42 灯光组合开关线束连接器

14

NL11-2059b

1

2

3

4

5

6

7

8

9 10 11 12 13 14 15 16 17 18 19 20

21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40

IP50 车身控制模块线束连接器4

26

9

Inspect the resistance between the terminal No. 16 of the light combination switch wire
harness connector IP42 and the body grounding.

(a) Measure resistance between light combined switch wire harness connector IP42 terminal No.

16 and vehicle body grounding.

Standard resistance: less than 1 Ω

Confirm if the resistance conforms to standard value.

10

Replace lighting combination switch, Refer to 11.3.8.1 lighting combination switch
replacement .

No

Repair ground harness.

Yes

Yes

The system is normal.

No

IP42 lighting combination switchharness

connector

IP50body control module harness

connector4

2082