1
3
5
7
8
6
4
2
9
10
11
12
13
23
24
25
26
27
28
29
30
37
51
52
53
54
55
56
57
58
59
60
61
62
63
64
38
39
40
41
42
43
44
45
46
47
48
49
50
31
32
33
34
35
36
14
15
16
17
18
19
20
21
22
ECM Harness Connector EN01
1
2
3
Camshaft Position Sensor Harness Connector EN15
FE02-5091b
(a)
Turn the ignition switch to "OFF" position.
(b)
Disconnect camshaft position sensor wiring harness
connector EN15.
(c)
Disconnect ECM harness connector EN01.
(d)
Measure resistance between camshaft position sensor wiring
harness connector EN15 terminal No.1 and ECM harness
connector EN01 terminal No.39. Check whether the circuit is
open.
(e)
Measure voltage between camshaft position sensor wiring
harness connector EN15 terminal No.1 and a reliable ground.
Check whether the circuit is short to power supply.
Test Items
Standard Value
Resistance Between EN15 (1) and EN01 (39)
Less than 1 Ω
Voltage Between EN15 (1) and a Reliable
Ground
0 V
Execute next step as per normal.
Next
Step 9
Check whether camshaft signal plate is normal.
No
Repair the faulty part. Go to step 12
Yes
Step 10
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 11
Replace ECM.
Next
Step 12
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)
Read control system DTC code again to confirm that the
system has no DTC code.
Engine
Control System JL4G18-D
2-167
EC718/EC718RV EC715/EC715RV 10/2009
Summary of Contents for EC715 2009
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