Geely EC718, EC718RV, EC715, EC715RV. Manual part — 385

Next

Step 5

System normal.

11.3.6.10 Navigation Unit Can Not Be Turned Off

Schematic:

Refer to

11.2.6.3

Radio Control Can Not Be Turned On

schematic.

Diagnostic Steps:

Step 1

Check the navigation unit trigger working power supply.

1
6 7 8

9 10 11 12

2 3

4 5

Navigation Module Harness Connector IP33

FE11-5221b

(a)

Remove the navigation unit. Refer to

11.3.7.4

Navigation Unit

Replacement

.

(b)

Turn the ignition switch to "OFF" position.

(c)

Disconnect navigation unit harness connector IP33.

(d)

Measure voltage between the navigation unit harness
connector IP33 terminal No.7 and a reliable ground.
Standard Voltage: 0 V

Is the voltage Standard Value?

No

Navigation unit power circuit failure. Refer to
the

11.2.6.3

Radio Control Can Not Be Turned

On

.

Yes

Step 2

Replace the navigation unit. Refer to

11.3.7.4

Navigation Unit Replacement

.

11.3.6.11 Navigation Normal Boot But The Speakers Inoperative

Refer to

11.2.6.4

Radio Control Can Be Turned On But The Speakers Are Inoperative

.

Body Electric

Navigation

11-53

11.3.6.12 Navigation Panel Background Light Is Not On When The Park Lamps Are On.

Schematic:

IP13

3

IP13

4

IP13

2

IP33

9

IP

+B

C01

34

C01

33

C02

7

C05

C

IF23

10A

I/P Fuse Block

Park Lamp
Relay

Background Light Switch

Interior Background
Lighting

Radio Control
Assembly Lighting

FE11-5217b

Diagnostic Steps:

Note

Before this diagnostic procedures, verify the vehicle park lamps working status. if the park lamps are inoperative, please
rule out the park lamp failures (Refer to 11.4.7.5

Park Lamp Inoperative) before the implementation of this diagnostic

procedures.

Step 1

Check the air-conditioning control panel, electric windows and the background light switch.

Is the background light normal?

No

Go to step 4

Yes

Step 2

Check the navigation unit background light input voltage.

11-54

Navigation

Body Electric

1
6 7 8

9 10 11 12

2 3

4 5

Navigation Module Harness Connector IP33

FE11-5218b

(a)

Turn the ignition switch to "OFF" position.

(b)

Remove the navigation unit. Refer to

11.3.7.4

Navigation Unit

Replacement

.

(c)

Disconnect the navigation harness connector IP33.

(d)

Turn the ignition switch to "ON" position.

(e)

Turn on the park lamp.

(f)

Adjust the background light adjustment switch to the brightest
locations.

(g)

Measure navigation unit harness connector IP33 terminal 9
voltage.
Standard Voltage: 11-14 V

(h)

Connect the navigation harness connector IP33.

Is the voltage Standard Value:?

No

The circuit between the IP33 terminal No. 9
and the regulation background light switch
IP13 No.2 terminal is open.

Yes

Step 3

Replace the navigation unit. Refer to

11.3.7.4

Navigation Unit Replacement

.

Step 4

Check the background light adjustment switch voltage.

1 2 3 4

Background Light Switch Harness
Connector IP13

FE11-5219b

(a)

Turn the ignition switch to "OFF" position.

(b)

Disconnect the background light adjustment switch wiring
harness connector IP13.

(c)

Turn the ignition switch to "ON" position.

(d)

Turn on the park lamp.

(e)

Measure the background light adjustment switch harness
connector IP13 terminal 3 voltage.
Standard Voltage: 11-14 V

(f)

Connect the regulator switch harness connector IP13.

Is the voltage Standard Value:?

No

The circuit between the IP33 terminal No.3
and the I/P fuse block terminal No.33 is open.

Yes

Step 5

Check regulator switch ground circuit resistance.

Body Electric

Navigation

11-55

1 2 3 4

Background Light Switch Harness
Connector IP13

FE11-5220b

(a)

Turn the ignition switch to "OFF" position.

(b)

Disconnect the background light adjustment switch wiring
harness connector IP13.

(c)

Measure the resistance between background light
adjustment switch IP13 terminal No. 4 and a reliable ground.
Standard Resistance: Less than 1 Ω

(d)

Connect the regulator switch harness connector IP13.

Is the resistance normal?

No

The circuit between the IP13 terminal No. 4
and a reliable ground is open.

Yes

Step 6

Replace the background light adjustment switch. Refer to the

11.4.8.19

Instrument Background Light

Adjustment Switch and Headlamp Height Adjustment Switch Replacement

.

11.3.6.13 The Screen Is Not Dimmed When The Park Lamps Are On

Schematic:

Refer to

11.3.6.12

Navigation Panel Background Light Is Not On When The Park Lamps Are On.

Schematic.

Diagnostic Steps:

Step 1

Navigation panel switch background light normal?

No

Refer to

11.3.6.12

Navigation Panel

Background Light Is Not On When The Park
Lamps Are On.

diagnostic step.

Yes

Step 2

Check the navigation unit internal settings.

(a)

Enter into the navigation interface display settings.

(b)

Check the display settings whether the automatic mode is set
to "on"

No

Set the display settings automatic mode to
"on".

Yes

Step 3

Check the navigation unit power circuit and ground circuit.

(a)

Refer to

11.2.6.3

Radio Control Can Not Be Turned On

.

Power circuit and ground circuit normal?

No

After diagnostic, go to Step 1.

11-56

Navigation

Body Electric