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DTC "C41" (P0230): FP Relay Circuit Malfunction
Detected Condition and Possible Cause
Detected Condition
No voltage is applied to fuel pump.
Wiring Diagram
ECM
9
VM
34
FP relay
Troubleshooting
CAUTION
!
When using the multi-circuit tester, do not strongly touch the terminal of the ECM coupler with a
needle pointed tester probe to prevent terminal damage.
NOTE
After repairing the trouble, clear the DTC using SDS tool. Refer to "Use of SDS Diagnosis Reset
Procedures (Page 1A-13)".
Fuel pump
M
Y/R
Y/B
Fuel pump relay
ECM coupler (Harness side)
1
2
3
4
5
6
7
8
9
10
11
12
13
18
19
20
21
22
23
24
25
26
27
28
29
30
Engine General Information and Diagnosis:
• Fuel pump relay circuit open or short.
• Fuel pump relay malfunction.
• ECM malfunction.
Engine stop
switch
To the side-
R/BI
stand switch
Side-stand
O/W
relay
14
15
16
17
35
36
37
31
32
33
34
44
45
46
Possible Cause
Ignition
switch
38
39
40
41
42
43
47
48
49
50
51
52
1A-78
B940H21104022
I940H1110070-01
I940H1110012-03
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