Dtc "C41" (P0230-H/L): Fp Relay Circuit Malfunction - Suzuki GSF650A Service Manual

1A-99 Engine General Information and Diagnosis:

DTC "C41" (P0230-H/L): FP Relay Circuit Malfunction

Detected Condition and Possible Cause
Detected Condition
No voltage is applied to fuel pump
although fuel pump relay is turned ON, or
C41
voltage is applied to fuel pump, although
fuel pump relay is turned OFF.
Voltage is applied to fuel pump although
H
fuel pump relay is turned OFF.
No voltage is applied to fuel pump
P0230
although fuel pump relay is turned ON.
L
Wiring Diagram
ECM
16 BATT
VM
33
38 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 the terminal damage or terminal bend.
NOTE
After repairing the trouble, clear the DTC using SDS tool. Refer to "Use of SDS Diagnosis Reset
Procedures (Page 1A-15)".
Fuel pump
M
R/Bl
Y/R
Y/B
Fuel pump
relay
ECM coupler (Harness side)
• Fuel pump relay circuit open or short.
• Fuel pump relay malfunction.
• ECM malfunction.
• Fuel pump relay switch circuit is shorted to power
source.
• Faulty pump relay (switch side).
• Fuel pump relay coil circuit open or short.
• Faulty pump relay (coil side).
Engine stop
switch
To side-stand
R/BI
switch
Side-stand
B/R
relay
Possible Cause
Ignition
switch
B817H21104023
I717H1110034-01
I718H1110240-01