Engine General Information and Diagnosis: 1A-101
DTC “C41” (P2505): ECM Power Input Signal Malfunction
B947H11104026
Detected Condition and Possible Cause
Wiring Diagram
ECM coupler (Harness side)
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-14).
Detected Condition Possible Cause
C41/P2505
No voltage is applied to the ECM. • Lead wire/coupler connection of ECM terminal to fuel
fuse.
• Fuel fuse.
ECM
Side-stand
relay
Engine stop
switch
Fuel pump
relay
Fuel pump
Ignition
switch
M
Y/R
VM
FP relay
R/BI
O/W
Y/B
To side-stand
switch
24
BATT
10
40
R/Bl
To speedometer
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