Geely EC718, EC718RV, EC715, EC715RV. Manual part — 391

11.4.6 Schematic
11.4.6.1 Schematic

Reverse Lamp
Switch

Brake Lamp
Switch

High Beam
Switch

Headlamp
Switch

High Beam
Relay

Headlamp
Relay

Reverse Lamp

Brake Lamp

High Beam

Headlamp

Instrument
Cluster

Height
Adjustment
Switch

Height
Adjustment
Motor

Headlamp
Switch

Body
Control
Module

Park Lamp
Relay

Front Fog
Lamp
Switch

Low/High
Beam
Switch

Front
Fog
Lamp
Relay

Park Lamp

Front Fog
Lamp

Rear Fog
Lamp
Switch

Left Turn Signal
Lamp

Right Turn
Signal Lamp

Background
Light

Rear Fog Lamp

FE11-0204b

Body Electric

Lighting System

11-77

11.4.7 Diagnostic Information and Procedures
11.4.7.1 Diagnosis Description

Refer to

11.4.2

Description and Operation

get familiar with the system functions and operation before start system diagnostics, so

that it will help to determine the correct diagnostic steps, more importantly, it will also help to determine whether the customer
described situation is normal.

11.4.7.2 Visual Inspection

–

Check installed after market equipment that may affect windshield wiper/washer system operations.

–

Check the easy to access system components to identify whether there is a significant damage or potential malfunction.

–

If there is only one lamp inoperative, before replace the bulb, check and repair poor connections to power supply or ground or
poor circuits.

11.4.7.3 Headlamp Inoperative

Schematic:

11

10

From Battery

Low

Beam

Relay

Right Low Beam

Left Low Beam

FE11-5301b

Diagnostic Steps:

Step 1

With a scan tool, carry out headlamp active to check the headlamp working status.

(a)

Select as the following sequence: Body Control Module /
active test / external lamp control output / light headlamps.

Are headlamps lit?

11-78

Lighting System

Body Electric

Yes

Go to step 14

No

Step 2

Check the left front or right front headlamp bulb.

(a)

Remove the left front or right front headlamp bulb.

Is the the bulb filament blown?

No

Go to step 4

Yes

Step 3

Replace the faulty headlamp bulb.

(a)

Replace the faulty headlamp bulb.

Is the headlamp working properly?

Yes

System normal

No

Step 4

Check fuse EF10 or EF11.

1413 12 1110

5

1

2

3

4

6

7

8

9

G

D

C

B

E

F

A

86

86

30

87

85

86

86

87

87

87

30

30

30

85

85

85

2

2

3

3

5

5

1

1

1

2

5 3

EF06

EF02

EF30

EF05

EF16

EF04

EF03

EF15

EF12

EF10

EF1

1

EF09

EF13

EF14

FE11-5302b

(a)

Check whether the fuse EF10 or EF11 is blown.
Fuse Rating: 10 A

No

Go to step 6

Yes

Step 5

Repair fuse EF10 or EF11 circuit.

(a)

Check for fuse EF10 or EF11 short circuit.

(b)

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

(c)

Replace with fuses with rated current.

Confirm the headlamp is working correctly.

Yes

System normal

No

Step 6

Check fuse EF10 or EF11 voltage.

Body Electric

Lighting System

11-79

(a)

Turn on headlamps, measure fuse EF10 or EF11 voltage with
a multimeter.
Standard Voltage: 11-14 V

Is the voltage specified value?

No

Go to step 10

Yes

Step 7

Check headlamp harness connector CA12/CA18 terminal terminal No.6 voltage.

Front Headlamp Harness Connector CA12/18

FE11-5303b

(a)

Turn on headlamps, measure wiring harness connector
CA12/CA18 terminal No.6 voltage with a multimeter .
Standard Voltage: 11-14 V

Is the voltage specified value?

Yes

Go to step 12

No

Step 8

Check circuit between headlamp fuse EF10/EF11 and the headlamp harness connector CA12/CA18
terminal No.6.

(a)

Measure resistance between headlamp fuse EF10/EF11 and
headlamp harness connector CA12/CA18 terminal No.6 with
a multimeter.
Standard Resistance: Less than 1 Ω

Is the resistance specified value?

Yes

Go to step 10

No

Step 9

Repair open circuit between headlamp fuse EF10/EF11 and the headlamp harness connector CA12/CA18
terminal No.6.

(a)

Confirm open circuit between headlamp fuse EF10/EF11 and
the headlamp harness connector CA12/CA18 terminal No.6
repair is completed.

Are headlamps working correctly?

Yes

System normal

11-80

Lighting System

Body Electric