Geely Emgrand X7. Manual part — 168
Geely Emgrand X7. Manual part - 168
2
EN
01
3
EN
01
34
EN
01
65
EN
01
17
EN0
1
75
EN
01
46
EN
01
至左前
组合大灯
EF
07
至芯片
防盗模
块
IP
2
4
-5
至
芯片防
盗模块
IP
24-
8
至冷却
风扇
低速继
电器
1
至冷
却风扇
高速
继电器
EL
OA
D
SD
A
T
A
IMMOR
E
Q
FA
N
L
O
FA
N
H
I
P
W
RG
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D
P
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RG
N
D
51
EN
01
3
EN
21
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S
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SV
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MIL
EL
OA
D
TA
C
H
PC
FS
A/
C
C
O
M
P
至
组合仪
表
IP
02
-1
至后除
霜
IF1
8
至
BC
M
IP
50-
30
至组
合
仪表
IP
02-
17
至空调
系统
继电器
至
AB
S
CA
13
-2
至
SR
S
IP
15-
8
车速
传感器
35
EN
01
19
EN
01
12
EN
01
18
EN
01
32
IP
02
14
IP0
1
17
IP
01
80
EN0
1
10
EN
01
2
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1
1
EN
21
78
EN
01
50
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1
EC
M
组合
仪表
IF25
10A
NL02-2025b
To
Cool
ing
fan
high s
peed
re
lay
To
Cool
ing
fan
low spe
ed r
el
ay1
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L
ef
t fron
t
comb
ina
ti
on
head
la
mp EF07
To
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P
15
-8
To
ABSCA13-2
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a
ir
condi
tionin
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syst
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bin
at
ion
ins
tru
men
t
IP02-1
Speed
senso
r
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hip
ant
i-
th
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t
modu
le IP24-
8
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hip
ant
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th
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t
modu
le IP24-
5
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Com
bina
t
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ins
tru
men
t IP02
-17
To
BCM
IP50-3
0
Combi
nat
ion ins
tr
um
ent
To
r
ea
r
defr
ost
IF18
671
NL02-2026b
CA
09
CA
1
0
8
8
EN
25
CA
22
15A
EF21
30A
EF10
4
4
EN
25
CA
2
2
5
5
EN2
5
CA2
2
44
EN0
1
65
EN
01
1
CA
09
2
17
EN0
1
M
1
CA
1
0
2
M
30A
EF1
1
AL
T
BA
T
MP
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F
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F
A
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H
I
EC
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30
8
5
87
8
6
85
3
0
86
8
7
85
3
0
86
8
7
85
3
0
86
87
8
7a
发动机
舱保险
丝
继电器
盒
发动
机主
继电
器
冷却风
扇
电机
1
冷却风
扇
电机
2
冷却风
扇低速
继电器
1
冷却
风扇高
速
继电
器
冷却
风扇低
速
继电
器
2
Engine
comp
ar
tm
ent fus
e
rel
ay box
Coolin
g fa
n low
speed re
lay2
cool
ing fan
mot
or 2
Coolin
g fa
n hi
gh
speed re
lay
Coolin
g fa
n low
speed re
lay1
Coolin
g fa
n
mot
or 1
Engine
ma
in r
ela
y
672
3
IP
25
2
IP
24
5
IP
24
8
IP
24
7
IP
24
3
IP
2
4
1
IP
24
4
IP
2
4
IP
02
31
46
EN
01
75
EN
01
IP
12
7
IP1
2
16
芯
片防盗
模块
组
合仪表
诊
断接口
ECM
IMMORE
Q
K
W2
000
GND
G
N
D
L
E
D
IG
2
B
A
T
T
R-L
IN
E
W
-L
INE
K-
LI
NE
10A
IF
35
10A
IF
2
IP+
B
IG
1
室内保
险丝继
电器盒
NL02-2027b
In
do
or
f
us
e re
la
y
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x
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iag
nos
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int
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ac
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C
om
bin
ati
on
inst
rum
ent
Chip an
ti-th
eft
module
673
2.2.7 Diagnostic information and procedures
2.2.7.1 Diagnosis descriptions
Before carrying out the control system diagnostic, refer to “2.12.2 Description and
Operation” and “2.12.3 System Operating Principle”.
Understand and get familiar with
control system operating principle, and then start systematic diagnostic, 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.
Any control system fault diagnosis should start with Control System Inspection. Control System
Inspection will guide the service personnel to take the next logical step to diagnose the fault.
Understand and correctly use the diagnostic flow chart can reduce the diagnostic time and avoid
misjudge on components.
2.12.7.2 Inspection of control system 2.12.7.6 Definition of type of fault diagnosis code
Before inspecting the control system, please do the following primary inspections:
1. Inspect the battery terminal voltage to ensure an adequate power supply and a stable voltage.
2. Inspect the battery cables, clean and tighten.
3. Inspect the system components easy to access or visible to determine whether there are
obvious damages that may cause the symptoms, such as the damage to the vacuum tube and
the connection reliability of wiring harness connectors.
4. Inspect whether the control module and battery main ground points are normal and whether
the copper plates at the ground points have oxidation, loose or other signs.
5. Check whether the control system is equipped with after-sales additional devices which may
influence its normal operation.
Diagnostic Steps:
1
Verify customer described faults.
2
Connect a fault diagnosis tester.
(a) Install the fault diagnosis tester.
(b) Connect the power supply of the fault diagnosis tester.
Is power supply of the fault diagnosis tester connected?
3
Start communication between the fault diagnosis tester and the engine control module.
(a) Turn on the ignition switch, but do not start the engine.
(b) Try to establish communication between the scan tool and engine control module (ECM) .
Can the fault diagnosis tester communicate with engine control module?
No
Go to step 14
Yes
No
Go to step 11
Yes
Next
674
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