Geely EC718 2009 Workshop Manual page 738

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2-656
Control System JL4G15-D
Intake Air Temperature/Pressure Sensor Harness
Connector EO16
1 2 3 4
ECM Harness Connector EO01
16
15
14
13
12
73
32
31
30
29
28
52
51
50
49
48
47
46
45
44
72
71
70
69
68
67
66
65
64
Check sensor ground circuit.
Step 8
EC718/EC718RV EC715/EC715RV 10/2009
11
10
9
8
7
6
5
4
3
2
1
27
26
25
24
23
22
21
20
19
18
17
43
42
41
40
39
38
37
36
35
34
33
63
62
61
60
59
58
57
56
55
54
53
FE02-5339b
(a)
Turn the ignition switch to "OFF" position.
(b)
Disconnect intake manifold absolute pressure sensor wiring
harness connector EO16.
(c)
Disconnect ECM harness connector EO01.
(d)
Measure resistance between intake manifold absolute
pressure sensor harness connector EO16 terminal No.4 and
ECM harness connector terminal No.27. Check whether the
circuit is open. Otherwise, repair the faulty part.
(e)
Measure resistance between intake manifold absolute
pressure sensor harness connector EO16 terminal No.4 and
a reliable ground. Check whether the circuit is short to
ground. Otherwise, repair the faulty part.
(f)
Measure voltage between intake manifold absolute pressure
sensor harness connector EO16 terminal No.4 and power
supply. Check whether the circuit is short to power supply.
Otherwise, repair the faulty part.
Test Items
Resistance Between EO16 (4) and EO01
(27)
Resistance Between EO16 (4) and A
Reliable Ground
Voltage Between EO16 (4) and A Reliable
Ground
Go to step 9
Normal
Engine
Standard Value
Less than 1 Ω
10 kΩ or higher
0 V

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