2
1
1
17
33
53
54
55
56
57
58
59
60
61
62
63
64
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
65
Cylinder No.3 Fuel Injector Harness
Connector EO13
ECM Harness Connector EO01
FE02-5265b
(a)
Turn the ignition switch to "OFF" position.
(b)
Disconnect cylinder No.3 fuel injector wiring harness
connector EO13.
(c)
Disconnect ECM harness connector EO01.
(d)
Measure resistance between cylinder No.3 fuel injector
wiring harness connector EO13 terminal No.1 and ECM
harness connector terminal No.64. Check whether the circuit
is open. Otherwise, repair the faulty part.
(e)
Measure resistance between cylinder No.3 fuel injector
wiring harness connector EO13 terminal No.1 and a reliable
ground. Check whether the circuit is short to ground.
Otherwise, repair the faulty part.
(f)
Measure voltage between cylinder No.3 fuel injector wiring
harness connector EO13 terminal No.1 and a reliable ground.
Check whether the circuit is short to power supply. Otherwise,
repair the faulty part.
Test Items
Standard Value
Resistance Between EO13 (1) and EO01 (64)
Less than 1 Ω
Resistance Between EO13 (1) and A Reliable
Ground
10 kΩ or higher
Voltage Between EO13 (1) and A Reliable
Ground
0 V
Execute next step as per normal.
Next
Step 7
Check ECM power supply 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 8
Replace ECM.
(a)
Carry out crankshaft self learn after ECM replacement. Refer
to
Crankshaft Position Sensor (CKP) Learn
Next
Step 9
Use scan tool to confirm whether the DTC code is stored again.
(a)
Connect scan tool to the datalink connector.
(b)
Turn the ignition switch to "ON" position.
(c)
Clear DTC code.
(d)
Start and run the engine at idle speed to warm up the engine
for at least 5 min.
(e)
Road test the vehicle for at least 10 min.
2-708
Control System JL4G15-D
Engine
EC718/EC718RV EC715/EC715RV 10/2009
Summary of Contents for EC715 2009
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