Honda C8R600F4 Service Manual page 93

Fuel pump system malfunction
Remove the seat cowl (page 2-2).
Raise the rear wheel off the ground and support
the motorcycle securely with a hoist or equiva-
lent.
Start the engine, shift the transmission into gear
and measure the voltage between the Pink/yel-
low(+) terminal of the fuel pump transfer relay
and ground ( ). There should be battery voltage
when the speedometer is below 20 krn/h (18
mph) and no voltage when the speedometer is 20
km/h (18 mph) or more.
I
Abnormal
Measure the battery voltage between the Black/
white
#
1 ( +) terminal of the transfer relay and
ground ( - ) with the ignition switch ON.
Voltage
Measure the battery voltage between the Pink/
yellow ( +) terminal of the transfer relay and
ground (-) with the ignition switch ON.
No voltage
i
Remove the combination meter without discon-
necting the connector (page 19-6).
Start the engine, shift the transmission into gear
and measure the voltage between the Pink/yel-
low ( +) and Green ( ) terminals of the meter.
There should be battery voltage when the speP.rl-
ometer is below 20 km/h (18 mph) and no voltage
when the speedometer is 20 km/h (18 mph) or
more.
I
Abnormal
i
• Faulty combination meter
FUEL SYSTEM
- Normal --- (Go to following page)
RELAY
Black/white
#
2
Black/yellow
No voltage--• Open circuit in Black/white
#
1 wire
Voltage-• Faulty
fut:I
fJUfillJ
lr<:msft:r
relay
i - - -
Normal__.,...• Open or short circuit in Pink/yello
~
wire
I
COMBINATION METER
5-11