Dtc "C41" (P0230-H/L): Fp Relay Circuit Malfunction - Suzuki AN400 Service Manual

1A-61 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 voltage is applied to fuel pump,
although fuel pump relay is turned OFF.
NOTE
• If SDS is used, P0230-H is indicated when
Voltage is applied to fuel pump although
fuel pump relay is turned OFF.
• If SDS is used, P0230-L is indicated when
No voltage is applied to fuel pump although
fuel pump relay is turned ON.
Wiring Diagram
ECM
(11) VM
(19) FP relay
Fuel pump
M
Y/R
Y/Bl
Fuel pump
relay
• Fuel pump relay circuit open or short
• Fuel pump relay malfunction
• ECM malfunction
NOTE
• When P0230-H is displayed, it is possible that
fuel pump relay switch circuit is shorted to
power source or fuel pump (switch side) is
faulty.
• When P0230-L is displayed, it is possible that
fuel pump relay coil circuit is open or short,
or fuel pump relay (coil side) is faulty.
Engine stop
switch
To side-stand
R/BI
switch
Side-stand
O/W
relay
Possible Cause
Ignition
switch
B705H11104027
I705H1110101-05