Geely EC718, EC718RV, EC715, EC715RV. Manual part — 232
Geely EC718, EC718RV, EC715, EC715RV. Manual part - 232
1413 12 1110
5
1
2
3
4
6
7
8
9
J
L
K
I
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
1
2
5 3
86
87
30
1
1
2
5
3
2
5
3
85
EF01
EF21
EF18
EF25
EF20
EF29
EF06
EF02
EF30
EF17
EF19
EF23
EF22
EF26
EF24
EF08
EF27
EF28
EF05
EF07
EF16
EF04
EF03
EF15
EF12
EF10
EF1
1
EF09
EF13
EF14
EF32
EF31
A
86
87
30
85
1
2
3
Cooling Fan Harness Connector CA16
FE02-7804b
(a)
Turn the ignition switch to "OFF" position.
(b)
Remove the High-Speed cooling fan relay.
(c)
Disconnect cooling fan wiring harness connector CA16.
(d)
Test continuity between high speed cooling fan relay A
terminal No.30 and cooling fan wiring harness connector
CA16 terminal No.2.
(e)
Measure resistance between high speed cooling fan relay A
terminal No.30 and a reliable ground. check whether the
circuit is short to ground.
Standard Value:
Test Items
Specified Value
Resistance Between Relay A (30) and
CA16 (2)
Less than 1 Ω
Resistance Between Relay A (30) and
A Reliable Ground
10 kΩ or higher
Are measured values specified values?
No
Circuit between cooling fan relay terminal No.
30 and wiring harness connector CA16
terminal No.2 is faulty. check and Repair the
faulty part.
Yes
Step 7
Replace high speed cooling fan relay A. Confirm whether the fault has been fixed.
Step 8
Check high speed relay A coil power supply.
1413 12 1110
5
1
2
3
4
6
7
8
9
J
L
K
I
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
1
2
5 3
86
87
30
1
1
2
5
3
2
5
3
85
EF01
EF21
EF18
EF25
EF20
EF29
EF06
EF02
EF30
EF17
EF19
EF23
EF22
EF26
EF24
EF08
EF27
EF28
EF05
EF07
EF16
EF04
EF03
EF15
EF12
EF10
EF1
1
EF09
EF13
EF14
EF32
EF31
A
86
87
30
85
FE02-7805b
(a)
Turn the ignition switch to "OFF" position.
(b)
Remove the High-Speed cooling fan relay A.
(c)
Turn the ignition switch to "ON" position.
(d)
Measure voltage between high speed cooling fan relay A
terminal No.85 and a reliable ground.
Standard Voltage: 11-14 V
Is the voltage specified value?
No
Circuit between relay terminal No.85 and
main relay terminal No.3 is open.
Yes
Step 9
Check high speed relay A control circuit.
Engine
Engine Cooling System JL4G15-D
2-843
1413 12 1110
5
1
2
3
4
6
7
8
9
J
L
K
I
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
1
2
5 3
86
87
30
1
1
2
5
3
2
5
3
85
EF14
EF24
EF28
EF27
EF26
EF18
EF07
EF06
EF30
EF19
EF20
EF21
EF22
EF23
EF25
EF15
EF16
EF17
EF13
EF12
EF1
1
EF10
EF09
EF08
EF05
EF04
EF03
EF02
EF01
A
86
87
30
85
1
17
33
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
ECM Harness Connector EO35
FE02-7902b
(a)
Turn the ignition switch to "OFF" position.
(b)
Disconnect ECM harness connector EO35.
(c)
Remove the High-Speed cooling fan relay A.
(d)
Test continuity between high speed cooling fan relay A
terminal No.86 and EO35 terminal No.66.
(e)
Measure voltage between high speed cooling fan relay A
terminal No.86 and a reliable ground.
Standard Value:
Test Items
Specified Value
Resistance Between Relay A (86) and
EO35 (66)
Less than 1 Ω
Resistance Between Relay A (86) and
A Reliable Ground
0 V
Are measured values specified values?
No
Circuit between Relay A terminal No.86 and
EO35 terminal No.66 is open. inspect and
repair the relevant parts.
Yes
Step 10
Check ECM working circuit.
(a)
Check whether ECM power supply circuit is normal.
(b)
Check whether ECM ground circuit is normal.
No
Repair the faulty part.
Yes
Step 11
Replace ECM.
(a)
Carry out crankshaft self learn after ECM replacement. Refer
to
Crankshaft Position Sensor (CKP) Learn
Next
Step 12
Diagnostic completed.
2.18.3.3 Low Speed Cooling Fan Inoperative
Note
Before carry out this diagnostic procedure, please Refer to the2.18.3.1
Cooling Fan Circuit Diagnosisprogram, which
will help with quick diagnostic.
Step 1
check low speed cooling fan power supply.
2-844
Engine Cooling System JL4G15-D
Engine
1
2
3
Cooling Fan Harness Connector CA16
FE02-7807b
(a)
Turn the ignition switch to "OFF" position.
(b)
Disconnect cooling fan wiring harness connector CA16.
(c)
Turn the ignition switch to "ON" position.
(d)
Connect scan tool to the datalink connector.
(e)
Select in sequence: Engine / Action Test / fan 1.
(f)
Make low-speed relay work.
(g)
Measure voltage between cooling fan wiring harness
connector CA16 terminal No.1 and a reliable ground.
Standard Voltage: 11-14 V
Is the voltage specified Value?
No
Yes
Step 2
Check the cooling fan ground circuit.
1
2
3
Cooling Fan Harness Connector CA16
FE02-7802b
(a)
Turn the ignition switch to "OFF" position.
(b)
Disconnect cooling fan wiring harness connector CA16.
(c)
Measure resistance between cooling fan wiring harness
connector CA16 terminal No.3 and a reliable ground.
Standard Resistance: Less than 1 Ω
Is the resistance specified Value?
No
CA16 terminal No.3 has poor connection to
ground. Inspect and repair faulty part.
Yes
Step 3
Replace cooling fan assembly.
Step 4
Use scan tool "Action Test" to drive the fan 1. Does low speed relay work?
No
Yes
Step 5
Check low speed relay B terminal No.87 power supply.
Engine
Engine Cooling System JL4G15-D
2-845
1413 12 1110
5
1
2
3
4
6
7
8
9
J
L
K
I
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
1
2
5 3
86
87
30
1
1
2
5
3
2
5
3
85
EF01
EF21
EF18
EF25
EF20
EF29
EF06
EF02
EF30
EF17
EF19
EF23
EF22
EF26
EF24
EF08
EF27
EF28
EF05
EF07
EF16
EF04
EF03
EF15
EF12
EF10
EF1
1
EF09
EF13
EF14
EF32
EF31
B
86
87
30
85
FE02-7808b
(a)
Turn the ignition switch to "OFF" position.
(b)
Remove the low-speed cooling fan relay B.
(c)
Measure voltage between low speed cooling fan relay B
terminal No.87 and a reliable ground.
Standard Voltage: 11-14 V
Is the voltage specified Value?
No
Relay B terminal No.87 power supply circuit
malfunction. Inspect and repair faulty parts.
Yes
Step 6
Check low speed cooling fan relay and cooling fan harness connector CA16 wiring harnesses.
1413 12 1110
5
1
2
3
4
6
7
8
9
J
L
K
I
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
1
2
5 3
86
87
30
1
1
2
5
3
2
5
3
85
EF01
EF21
EF18
EF25
EF20
EF29
EF06
EF02
EF30
EF17
EF19
EF23
EF22
EF26
EF24
EF08
EF27
EF28
EF05
EF07
EF16
EF04
EF03
EF15
EF12
EF10
EF1
1
EF09
EF13
EF14
EF32
EF31
1
2
3
B
86
87
30
85
Cooling Fan Harness Connector CA16
FE02-7809b
(a)
Turn the ignition switch to "OFF" position.
(b)
Remove the low-speed cooling fan relay.
(c)
Disconnect cooling fan wiring harness connector CA16.
(d)
Test continuity between low speed cooling fan relay B
terminal No.30 and cooling fan wiring harness connector
CA16 terminal No.1.
(e)
Measure resistance between low speed cooling fan relay B
terminal No.30 and a reliable ground. check whether the
circuit is short to ground.
Standard Value:
Test Items
Specified Value
Resistance Between Relay B (30) and
CA16 (1)
Less than 1 Ω
Resistance Between Relay B (30) and
A Reliable Ground
10 kΩ or higher
Are measured values specified values?
No
Circuit between cooling fan relay terminal No.
30 and wiring harness connector CA16
terminal No.1 is faulty. Check and repair the
faulty part.
Yes
Step 7
Replace cooling fan Low speed relay B. Confirm whether the fault has been fixed.
Step 8
Check low speed relay B coil power supply.
2-846
Engine Cooling System JL4G15-D
Engine
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