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2 Disassembly and Maintenance of EFI system
The EFI of motorcycle has been calibrated before leaving the factory. When EFI system has failure, adjust
idle screw of throttle voluntarily and replace or adjust parts of EFI are strictly prohibited.Please go to our
service station to maintain for any queries.
EFI failure indicator is equipped in the meter.When ignition system is opened, the indicater lights up.
when the indicator does not light up, that means there is failure. When engine starts, the indicator puts out.
When the indicator keeps the light on or flashing ,that means there is failure.
24X aiming
crankshaftposition sensor
wheel of
crankshaft
position
LSH
engine temperature
sensor
Inlet tempera-
ture/pressure
sensor
neutral switch
dumping switch
ignition switch
battery
3 The trouble description of EFI system
Check the EFI system by the test instrument.If it has fault，replace homologous
component of EFI. If not, please check the system as following:
1.Check the line connection;
2.Check whether or not the voltage reaches 9V.
3.Check the vehicle and EFI safe system
4.Check whether the oil-ways are blocked,extruded or broken.
burglar alarm
optional
engine con-
trol module
fault diagnosis
switch SCI
fault indi-
high Tempera-
cating lamp
ture indicator
of engine
optional
Structural drawing of EFI system
throttle position sensor
throttle body
M3.5 nozzle
rev signal
of engine
catalytic converter
for metal carrier
idle air control valve
optional
igniton coil
WCPR fuel
pressure regu-
lator
fuel pump
15
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