Geely Emgrand X7. Manual part — 634

11.12.5 Disassemble drawings

11.12.5.1 Disassemble drawings

Horn

switch

1

2

3

NL11-2189b

1. Timer

spring.

2. Steering

disc

3. Driver side airbag (Horn switch)

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11.12.6 Electrical schematic diagram

11.12.6.1 Electrical schematic diagram

喇

叭

开

关

喇

叭

继

电

器

高

音

喇

叭

低

音

喇

叭

NL11-2190b

Horn

switch

Hornrelay

High-pitch

horn

Low-pitch

horn

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11.12.7 Diagnostic information and steps

11.12.7.1 Diagnosis descriptions

Refer to 11.12.2 Description and Operation to get familiar with the system functions and operation
before starting system diagnosis, so that it will help to determine the correct diagnostic steps, more
importantly, it will also help to determine whether the situation described by the customer is
normal.

11.12.7.2 Visual inspection

–

Inspect the after-sales optional device which may affect the normal operation of horn.

–

Inspect components easy to access system to identify whether there is a significant damage
that may lead to the fault.

–

If two horns don't work, it is necessary to inspect and repair power supply or bad grounding
connection or short-circuit faults before diagnosing fault.

Warning!

You should comply with the safety operation procedures for the airbag strictly during the
dismantlement and inspection of the horn clock spring. See "Warnings Regarding Airbag System".

11.12.7.3 Horn switch contact adjustment

The horn switch contact is likely to contact bad if the horn does not work discontinuously or the
horn switch is invalid when pressing one side of the steering wheel; thus, at this time, the horn
switch contact below the airbag at the side of the driver should be adjusted.

Warning!

You should dismantle the airbag module in strict accordance with the safety operation procedures
for the airbag system. See "Warnings Regarding Airbag System".

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11.12.7.4 Horn do not work

Circuit diagram:

NL11-2191b

2 CA15

1 CA15

2 CA17

1 CA17

1

3

2

5

1 IP40

BAT

15A

E

F

17

喇叭继电器

左前
喇叭

右前
喇叭

时钟弹簧

喇叭开关

1

Diagnostic steps:

1

Does the horn relay work after the horn switch is pressed?

(a) Press horn switch to confirm whether horn relay still works.

2 Check

fuseEF17.

Yes

Go to step 8

No

Hornrelay

Clock spring

Horn
switch

Left
front
horn

Right
front
horn

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